./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0920b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2880296f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0920b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe7e30ef8cec89818712ef1a5b90083d064da205 ................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0920b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe7e30ef8cec89818712ef1a5b90083d064da205 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-2880296 [2020-12-02 16:04:37,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 16:04:37,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 16:04:37,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 16:04:37,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 16:04:37,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 16:04:37,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 16:04:37,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 16:04:37,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 16:04:37,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 16:04:37,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 16:04:37,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 16:04:37,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 16:04:37,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 16:04:37,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 16:04:37,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 16:04:37,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 16:04:37,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 16:04:37,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 16:04:37,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 16:04:37,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 16:04:37,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 16:04:37,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 16:04:37,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 16:04:37,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 16:04:37,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 16:04:37,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 16:04:37,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 16:04:37,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 16:04:37,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 16:04:37,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 16:04:37,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 16:04:37,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 16:04:37,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 16:04:37,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 16:04:37,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 16:04:37,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 16:04:37,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 16:04:37,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 16:04:37,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 16:04:37,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 16:04:37,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 16:04:37,305 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 16:04:37,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 16:04:37,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 16:04:37,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 16:04:37,313 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 16:04:37,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 16:04:37,315 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 16:04:37,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 16:04:37,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 16:04:37,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 16:04:37,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 16:04:37,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 16:04:37,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 16:04:37,317 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 16:04:37,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 16:04:37,318 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 16:04:37,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 16:04:37,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 16:04:37,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 16:04:37,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 16:04:37,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 16:04:37,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 16:04:37,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 16:04:37,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 16:04:37,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 16:04:37,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 16:04:37,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 16:04:37,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 16:04:37,322 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 16:04:37,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe7e30ef8cec89818712ef1a5b90083d064da205 [2020-12-02 16:04:37,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 16:04:37,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 16:04:37,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 16:04:37,790 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 16:04:37,791 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 16:04:37,792 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0920b.c [2020-12-02 16:04:37,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/826a4bc64/c503b0f8191849e9a22dca710032ca39/FLAG6e261879d [2020-12-02 16:04:38,534 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 16:04:38,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0920b.c [2020-12-02 16:04:38,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/826a4bc64/c503b0f8191849e9a22dca710032ca39/FLAG6e261879d [2020-12-02 16:04:38,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/826a4bc64/c503b0f8191849e9a22dca710032ca39 [2020-12-02 16:04:38,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 16:04:38,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 16:04:38,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 16:04:38,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 16:04:38,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 16:04:38,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:04:38" (1/1) ... [2020-12-02 16:04:38,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e1ef191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:38, skipping insertion in model container [2020-12-02 16:04:38,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:04:38" (1/1) ... [2020-12-02 16:04:38,918 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 16:04:38,965 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 16:04:39,159 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: conversion from bitvector to float not supported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.transformBitvectorToFloat(IntegerTranslation.java:919) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructUnaryExpression(ExpressionTranslation.java:141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleUnaryArithmeticOperators(CExpressionTranslator.java:407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2351) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:704) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1970) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1576) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1044) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1422) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2291) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:578) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:201) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-02 16:04:39,170 INFO L168 Benchmark]: Toolchain (without parser) took 294.35 ms. Allocated memory was 41.9 MB in the beginning and 56.6 MB in the end (delta: 14.7 MB). Free memory was 17.9 MB in the beginning and 33.4 MB in the end (delta: -15.5 MB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. [2020-12-02 16:04:39,171 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 41.9 MB. Free memory was 27.1 MB in the beginning and 27.1 MB in the end (delta: 20.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 16:04:39,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.71 ms. Allocated memory was 41.9 MB in the beginning and 56.6 MB in the end (delta: 14.7 MB). Free memory was 17.7 MB in the beginning and 33.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. [2020-12-02 16:04:39,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 41.9 MB. Free memory was 27.1 MB in the beginning and 27.1 MB in the end (delta: 20.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 287.71 ms. Allocated memory was 41.9 MB in the beginning and 56.6 MB in the end (delta: 14.7 MB). Free memory was 17.7 MB in the beginning and 33.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: conversion from bitvector to float not supported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: conversion from bitvector to float not supported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.transformBitvectorToFloat(IntegerTranslation.java:919) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-2880296 [2020-12-02 16:04:41,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 16:04:41,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 16:04:41,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 16:04:41,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 16:04:41,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 16:04:41,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 16:04:41,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 16:04:41,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 16:04:41,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 16:04:41,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 16:04:41,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 16:04:41,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 16:04:41,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 16:04:41,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 16:04:41,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 16:04:41,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 16:04:41,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 16:04:41,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 16:04:41,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 16:04:41,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 16:04:41,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 16:04:41,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 16:04:41,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 16:04:42,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 16:04:42,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 16:04:42,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 16:04:42,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 16:04:42,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 16:04:42,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 16:04:42,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 16:04:42,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 16:04:42,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 16:04:42,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 16:04:42,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 16:04:42,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 16:04:42,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 16:04:42,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 16:04:42,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 16:04:42,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 16:04:42,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 16:04:42,024 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 16:04:42,087 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 16:04:42,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 16:04:42,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 16:04:42,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 16:04:42,092 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 16:04:42,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 16:04:42,093 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 16:04:42,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 16:04:42,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 16:04:42,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 16:04:42,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 16:04:42,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 16:04:42,095 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 16:04:42,096 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 16:04:42,096 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 16:04:42,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 16:04:42,096 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 16:04:42,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 16:04:42,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 16:04:42,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 16:04:42,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 16:04:42,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 16:04:42,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 16:04:42,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 16:04:42,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 16:04:42,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 16:04:42,099 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 16:04:42,099 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 16:04:42,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 16:04:42,100 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 16:04:42,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 16:04:42,100 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe7e30ef8cec89818712ef1a5b90083d064da205 [2020-12-02 16:04:42,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 16:04:42,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 16:04:42,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 16:04:42,639 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 16:04:42,640 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 16:04:42,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0920b.c [2020-12-02 16:04:42,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/617d76158/ce9d66eb633d4ea4a1899be2b3ec4868/FLAG9b2517c24 [2020-12-02 16:04:43,425 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 16:04:43,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0920b.c [2020-12-02 16:04:43,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/617d76158/ce9d66eb633d4ea4a1899be2b3ec4868/FLAG9b2517c24 [2020-12-02 16:04:43,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/617d76158/ce9d66eb633d4ea4a1899be2b3ec4868 [2020-12-02 16:04:43,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 16:04:43,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 16:04:43,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 16:04:43,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 16:04:43,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 16:04:43,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:04:43" (1/1) ... [2020-12-02 16:04:43,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a55997c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:43, skipping insertion in model container [2020-12-02 16:04:43,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:04:43" (1/1) ... [2020-12-02 16:04:43,817 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 16:04:43,874 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 16:04:44,180 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0920b.c[3250,3263] [2020-12-02 16:04:44,185 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 16:04:44,214 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 16:04:44,339 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0920b.c[3250,3263] [2020-12-02 16:04:44,341 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 16:04:44,371 INFO L217 MainTranslator]: Completed translation [2020-12-02 16:04:44,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44 WrapperNode [2020-12-02 16:04:44,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 16:04:44,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 16:04:44,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 16:04:44,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 16:04:44,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... [2020-12-02 16:04:44,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... [2020-12-02 16:04:44,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 16:04:44,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 16:04:44,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 16:04:44,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 16:04:44,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... [2020-12-02 16:04:44,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... [2020-12-02 16:04:44,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... [2020-12-02 16:04:44,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... [2020-12-02 16:04:44,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... [2020-12-02 16:04:44,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... [2020-12-02 16:04:44,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... [2020-12-02 16:04:44,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 16:04:44,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 16:04:44,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 16:04:44,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 16:04:44,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 16:04:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 16:04:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 16:04:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 16:04:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-02 16:04:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 16:04:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 16:04:44,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 16:04:44,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-02 16:04:44,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_FLOAT [2020-12-02 16:04:44,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 16:04:44,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 16:05:07,643 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 16:05:07,644 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-12-02 16:05:07,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:05:07 BoogieIcfgContainer [2020-12-02 16:05:07,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 16:05:07,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 16:05:07,651 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 16:05:07,656 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 16:05:07,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:04:43" (1/3) ... [2020-12-02 16:05:07,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60c8aca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:05:07, skipping insertion in model container [2020-12-02 16:05:07,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:04:44" (2/3) ... [2020-12-02 16:05:07,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60c8aca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:05:07, skipping insertion in model container [2020-12-02 16:05:07,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:05:07" (3/3) ... [2020-12-02 16:05:07,662 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0920b.c [2020-12-02 16:05:07,682 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 16:05:07,688 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 16:05:07,703 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 16:05:07,736 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 16:05:07,736 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 16:05:07,736 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 16:05:07,737 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 16:05:07,737 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 16:05:07,737 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 16:05:07,737 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 16:05:07,738 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 16:05:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2020-12-02 16:05:07,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-02 16:05:07,762 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 16:05:07,763 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 16:05:07,764 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 16:05:07,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 16:05:07,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1904103824, now seen corresponding path program 1 times [2020-12-02 16:05:07,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 16:05:07,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1807765656] [2020-12-02 16:05:07,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-02 16:05:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 16:05:08,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 16:05:08,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 16:05:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:05:08,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 16:05:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:05:08,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1807765656] [2020-12-02 16:05:08,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 16:05:08,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 16:05:09,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187942192] [2020-12-02 16:05:09,006 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 16:05:09,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 16:05:09,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 16:05:09,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 16:05:09,027 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 2 states. [2020-12-02 16:05:09,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 16:05:09,051 INFO L93 Difference]: Finished difference Result 58 states and 92 transitions. [2020-12-02 16:05:09,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 16:05:09,053 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-12-02 16:05:09,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 16:05:09,066 INFO L225 Difference]: With dead ends: 58 [2020-12-02 16:05:09,066 INFO L226 Difference]: Without dead ends: 27 [2020-12-02 16:05:09,070 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 16:05:09,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-12-02 16:05:09,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-12-02 16:05:09,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-12-02 16:05:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2020-12-02 16:05:09,119 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 9 [2020-12-02 16:05:09,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 16:05:09,119 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2020-12-02 16:05:09,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 16:05:09,120 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2020-12-02 16:05:09,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-02 16:05:09,120 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 16:05:09,120 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 16:05:09,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 16:05:09,334 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 16:05:09,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 16:05:09,337 INFO L82 PathProgramCache]: Analyzing trace with hash 1484246989, now seen corresponding path program 1 times [2020-12-02 16:05:09,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 16:05:09,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1272895448] [2020-12-02 16:05:09,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-02 16:05:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 16:05:10,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 16:05:10,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 16:05:11,246 WARN L197 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 16:05:17,063 WARN L197 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-02 16:05:17,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:05:17,108 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 16:05:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:05:18,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1272895448] [2020-12-02 16:05:18,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 16:05:18,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-12-02 16:05:18,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909280933] [2020-12-02 16:05:18,713 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-02 16:05:18,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 16:05:18,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-02 16:05:18,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=27, Unknown=2, NotChecked=0, Total=42 [2020-12-02 16:05:18,716 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 7 states. [2020-12-02 16:05:25,253 WARN L197 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 16:05:33,624 WARN L197 SmtUtils]: Spent 7.49 s on a formula simplification that was a NOOP. DAG size: 43 [2020-12-02 16:05:37,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 16:05:37,004 INFO L93 Difference]: Finished difference Result 32 states and 41 transitions. [2020-12-02 16:05:37,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 16:05:37,100 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 10 [2020-12-02 16:05:37,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 16:05:37,101 INFO L225 Difference]: With dead ends: 32 [2020-12-02 16:05:37,101 INFO L226 Difference]: Without dead ends: 12 [2020-12-02 16:05:37,103 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.6s TimeCoverageRelationStatistics Valid=26, Invalid=44, Unknown=2, NotChecked=0, Total=72 [2020-12-02 16:05:37,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2020-12-02 16:05:37,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2020-12-02 16:05:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-12-02 16:05:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2020-12-02 16:05:37,106 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2020-12-02 16:05:37,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 16:05:37,107 INFO L481 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2020-12-02 16:05:37,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-02 16:05:37,107 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2020-12-02 16:05:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-02 16:05:37,111 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 16:05:37,111 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 16:05:37,323 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 16:05:37,324 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 16:05:37,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 16:05:37,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1245975282, now seen corresponding path program 1 times [2020-12-02 16:05:37,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 16:05:37,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [202977567] [2020-12-02 16:05:37,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-02 16:05:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 16:05:38,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-02 16:05:38,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 16:05:39,618 WARN L197 SmtUtils]: Spent 887.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 16:05:45,788 WARN L197 SmtUtils]: Spent 5.06 s on a formula simplification that was a NOOP. DAG size: 51 [2020-12-02 16:05:47,953 WARN L838 $PredicateComparison]: unable to prove that (exists ((~zero_log~0 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_logf_#t~nondet24_6| (_ BitVec 32)) (|v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6| (_ BitVec 64)) (ULTIMATE.start___ieee754_logf_~x (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet101_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet100_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet102_8| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet100_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet100_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet100_8|))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet101_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet101_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet101_8|))) (.cse4 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_logf_~x) ((_ extract 30 23) ULTIMATE.start___ieee754_logf_~x) ((_ extract 22 0) ULTIMATE.start___ieee754_logf_~x))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet102_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet102_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet102_8|))) (.cse5 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|))) (.cse1 (fp ((_ extract 31 31) ~zero_log~0) ((_ extract 30 23) ~zero_log~0) ((_ extract 22 0) ~zero_log~0)))) (and (= (fp.div roundNearestTiesToEven .cse0 .cse1) (fp ((_ extract 31 31) |c_ULTIMATE.start___ieee754_logf_#res|) ((_ extract 30 23) |c_ULTIMATE.start___ieee754_logf_#res|) ((_ extract 22 0) |c_ULTIMATE.start___ieee754_logf_#res|))) (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) .cse2) (= .cse3 (fp.neg .cse2)) (= .cse0 (fp.sub roundNearestTiesToEven .cse4 .cse4)) (= (_ +zero 11 53) .cse5) (= (fp.div roundNearestTiesToEven .cse3 .cse6) .cse4) (= .cse6 (_ +zero 8 24)) (= ((_ to_fp 8 24) roundNearestTiesToEven .cse5) .cse1)))) is different from false [2020-12-02 16:05:48,003 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 16:05:48,007 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-12-02 16:05:50,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:05:50,029 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 16:05:55,538 WARN L860 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start___ieee754_logf_#t~nondet24_6| (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_logf_#res_17| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_logf_#res_17|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_logf_#res_17|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_logf_#res_17|)))) (or (not (= .cse0 (let ((.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 30 23) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 22 0) c_ULTIMATE.start___ieee754_logf_~x)))) (fp.sub c_~CRM .cse1 .cse1)))) (not (fp.eq .cse2 .cse2)) (not (= (fp.div c_~CRM .cse0 (fp ((_ extract 31 31) c_~zero_log~0) ((_ extract 30 23) c_~zero_log~0) ((_ extract 22 0) c_~zero_log~0))) .cse2))))) is different from true [2020-12-02 16:05:56,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 16:05:56,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [202977567] [2020-12-02 16:05:56,137 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 16:05:56,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2020-12-02 16:05:56,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953838024] [2020-12-02 16:05:56,138 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-02 16:05:56,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 16:05:56,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-02 16:05:56,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=56, Unknown=2, NotChecked=30, Total=110 [2020-12-02 16:05:56,140 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 11 states. [2020-12-02 16:06:00,168 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start___ieee754_logf_#t~nondet24_6| (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_logf_#res_17| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_logf_#res_17|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_logf_#res_17|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_logf_#res_17|)))) (or (not (= .cse0 (let ((.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 30 23) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 22 0) c_ULTIMATE.start___ieee754_logf_~x)))) (fp.sub c_~CRM .cse1 .cse1)))) (not (fp.eq .cse2 .cse2)) (not (= (fp.div c_~CRM .cse0 (fp ((_ extract 31 31) c_~zero_log~0) ((_ extract 30 23) c_~zero_log~0) ((_ extract 22 0) c_~zero_log~0))) .cse2))))) (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet101_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet100_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet102_8| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet101_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet101_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet101_8|))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet100_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet100_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet100_8|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet102_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet102_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet102_8|)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 30 23) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 22 0) c_ULTIMATE.start___ieee754_logf_~x)) (fp.div c_~CRM .cse3 .cse4)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse5) (= .cse3 (fp.neg .cse5)) (= .cse4 (_ +zero 8 24))))) (exists ((|v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6| (_ BitVec 64))) (let ((.cse6 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|)))) (and (= ((_ to_fp 8 24) c_~CRM .cse6) (fp ((_ extract 31 31) c_~zero_log~0) ((_ extract 30 23) c_~zero_log~0) ((_ extract 22 0) c_~zero_log~0))) (= (_ +zero 11 53) .cse6))))) is different from false [2020-12-02 16:06:02,230 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start___ieee754_logf_#t~nondet24_6| (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_logf_#res_17| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_logf_#res_17|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_logf_#res_17|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_logf_#res_17|)))) (or (not (= .cse0 (let ((.cse1 (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 30 23) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 22 0) c_ULTIMATE.start___ieee754_logf_~x)))) (fp.sub c_~CRM .cse1 .cse1)))) (not (fp.eq .cse2 .cse2)) (not (= (fp.div c_~CRM .cse0 (fp ((_ extract 31 31) c_~zero_log~0) ((_ extract 30 23) c_~zero_log~0) ((_ extract 22 0) c_~zero_log~0))) .cse2))))) (= roundNearestTiesToEven c_~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet101_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet100_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet102_8| (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet101_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet101_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet101_8|))) (.cse5 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet100_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet100_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet100_8|))) (.cse4 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet102_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet102_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet102_8|)))) (and (= (fp ((_ extract 31 31) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 30 23) c_ULTIMATE.start___ieee754_logf_~x) ((_ extract 22 0) c_ULTIMATE.start___ieee754_logf_~x)) (fp.div c_~CRM .cse3 .cse4)) (= ((_ to_fp 8 24) c_~CRM 1.0) .cse5) (= .cse3 (fp.neg .cse5)) (= .cse4 (_ +zero 8 24))))) (exists ((|v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6| (_ BitVec 64))) (let ((.cse6 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|)))) (and (= ((_ to_fp 8 24) c_~CRM .cse6) (fp ((_ extract 31 31) c_~zero_log~0) ((_ extract 30 23) c_~zero_log~0) ((_ extract 22 0) c_~zero_log~0))) (= (_ +zero 11 53) .cse6))))) is different from true [2020-12-02 16:06:04,319 WARN L838 $PredicateComparison]: unable to prove that (and (exists ((~zero_log~0 (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_logf_#t~nondet24_6| (_ BitVec 32)) (|v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6| (_ BitVec 64)) (ULTIMATE.start___ieee754_logf_~x (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet101_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet100_8| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet102_8| (_ BitVec 32))) (let ((.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet100_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet100_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet100_8|))) (.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 30 23) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|) ((_ extract 22 0) |v_ULTIMATE.start___ieee754_logf_#t~nondet24_6|))) (.cse3 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet101_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet101_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet101_8|))) (.cse4 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_logf_~x) ((_ extract 30 23) ULTIMATE.start___ieee754_logf_~x) ((_ extract 22 0) ULTIMATE.start___ieee754_logf_~x))) (.cse6 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet102_8|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet102_8|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet102_8|))) (.cse5 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|))) (.cse1 (fp ((_ extract 31 31) ~zero_log~0) ((_ extract 30 23) ~zero_log~0) ((_ extract 22 0) ~zero_log~0)))) (and (= (fp.div roundNearestTiesToEven .cse0 .cse1) (fp ((_ extract 31 31) |c_ULTIMATE.start___ieee754_logf_#res|) ((_ extract 30 23) |c_ULTIMATE.start___ieee754_logf_#res|) ((_ extract 22 0) |c_ULTIMATE.start___ieee754_logf_#res|))) (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) .cse2) (= .cse3 (fp.neg .cse2)) (= .cse0 (fp.sub roundNearestTiesToEven .cse4 .cse4)) (= (_ +zero 11 53) .cse5) (= (fp.div roundNearestTiesToEven .cse3 .cse6) .cse4) (= .cse6 (_ +zero 8 24)) (= ((_ to_fp 8 24) roundNearestTiesToEven .cse5) .cse1)))) (not (let ((.cse7 (fp ((_ extract 31 31) |c_ULTIMATE.start___ieee754_logf_#res|) ((_ extract 30 23) |c_ULTIMATE.start___ieee754_logf_#res|) ((_ extract 22 0) |c_ULTIMATE.start___ieee754_logf_#res|)))) (fp.eq .cse7 .cse7)))) is different from false [2020-12-02 16:06:04,650 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-12-02 16:06:04,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 16:06:04,652 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2020-12-02 16:06:04,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-02 16:06:04,652 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 11 [2020-12-02 16:06:04,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 16:06:04,652 INFO L225 Difference]: With dead ends: 12 [2020-12-02 16:06:04,653 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 16:06:04,654 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 25.4s TimeCoverageRelationStatistics Valid=32, Invalid=69, Unknown=5, NotChecked=76, Total=182 [2020-12-02 16:06:04,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 16:06:04,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 16:06:04,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 16:06:04,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 16:06:04,656 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2020-12-02 16:06:04,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 16:06:04,656 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 16:06:04,656 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-02 16:06:04,656 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 16:06:04,657 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 16:06:04,857 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 16:06:04,861 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 16:06:07,196 WARN L197 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 63 DAG size of output: 7 [2020-12-02 16:06:18,593 WARN L197 SmtUtils]: Spent 11.37 s on a formula simplification. DAG size of input: 95 DAG size of output: 51 [2020-12-02 16:06:18,624 INFO L262 CegarLoopResult]: For program point L97(lines 97 109) no Hoare annotation was computed. [2020-12-02 16:06:18,624 INFO L262 CegarLoopResult]: For program point L126(lines 126 129) no Hoare annotation was computed. [2020-12-02 16:06:18,624 INFO L265 CegarLoopResult]: At program point L131(lines 115 132) the Hoare annotation is: true [2020-12-02 16:06:18,625 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 16:06:18,625 INFO L262 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-12-02 16:06:18,625 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 16:06:18,625 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 16:06:18,625 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 127) no Hoare annotation was computed. [2020-12-02 16:06:18,625 INFO L262 CegarLoopResult]: For program point L49(lines 49 50) no Hoare annotation was computed. [2020-12-02 16:06:18,625 INFO L262 CegarLoopResult]: For program point L45(lines 45 46) no Hoare annotation was computed. [2020-12-02 16:06:18,625 INFO L262 CegarLoopResult]: For program point L70(lines 70 86) no Hoare annotation was computed. [2020-12-02 16:06:18,626 INFO L262 CegarLoopResult]: For program point L99(lines 99 103) no Hoare annotation was computed. [2020-12-02 16:06:18,626 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 16:06:18,626 INFO L262 CegarLoopResult]: For program point L54-1(lines 54 58) no Hoare annotation was computed. [2020-12-02 16:06:18,626 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 58) the Hoare annotation is: false [2020-12-02 16:06:18,626 INFO L258 CegarLoopResult]: At program point L108(lines 34 110) the Hoare annotation is: (not (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_#res|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_#res|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_#res|)))) (fp.eq .cse0 .cse0))) [2020-12-02 16:06:18,626 INFO L262 CegarLoopResult]: For program point L71(lines 71 78) no Hoare annotation was computed. [2020-12-02 16:06:18,626 INFO L262 CegarLoopResult]: For program point L38-1(lines 38 42) no Hoare annotation was computed. [2020-12-02 16:06:18,627 INFO L258 CegarLoopResult]: At program point L38-2(lines 38 42) the Hoare annotation is: (and (= roundNearestTiesToEven ~CRM) (exists ((|v_ULTIMATE.start_main_#t~nondet101_6| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet100_6| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~nondet102_6| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet100_6|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet100_6|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet100_6|))) (.cse1 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet101_6|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet101_6|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet101_6|))) (.cse2 (fp ((_ extract 31 31) |v_ULTIMATE.start_main_#t~nondet102_6|) ((_ extract 30 23) |v_ULTIMATE.start_main_#t~nondet102_6|) ((_ extract 22 0) |v_ULTIMATE.start_main_#t~nondet102_6|)))) (and (= (fp.neg .cse0) .cse1) (= (_ +zero 8 24) .cse2) (= .cse0 ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_logf_~x) ((_ extract 30 23) ULTIMATE.start___ieee754_logf_~x) ((_ extract 22 0) ULTIMATE.start___ieee754_logf_~x)) (fp.div roundNearestTiesToEven .cse1 .cse2))))) (exists ((|v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6| (_ BitVec 64))) (let ((.cse3 (fp ((_ extract 63 63) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6|)))) (and (= ((_ to_fp 8 24) ~CRM .cse3) (fp ((_ extract 31 31) ~zero_log~0) ((_ extract 30 23) ~zero_log~0) ((_ extract 22 0) ~zero_log~0))) (= (_ +zero 11 53) .cse3))))) [2020-12-02 16:06:18,627 INFO L262 CegarLoopResult]: For program point L38-3(lines 38 42) no Hoare annotation was computed. [2020-12-02 16:06:18,627 INFO L262 CegarLoopResult]: For program point L63-1(lines 63 67) no Hoare annotation was computed. [2020-12-02 16:06:18,627 INFO L258 CegarLoopResult]: At program point L63-2(lines 63 67) the Hoare annotation is: false [2020-12-02 16:06:18,627 INFO L262 CegarLoopResult]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2020-12-02 16:06:18,627 INFO L262 CegarLoopResult]: For program point L51(lines 51 59) no Hoare annotation was computed. [2020-12-02 16:06:18,628 INFO L262 CegarLoopResult]: For program point L51-1(lines 51 59) no Hoare annotation was computed. [2020-12-02 16:06:18,628 INFO L258 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|) [2020-12-02 16:06:18,628 INFO L262 CegarLoopResult]: For program point L80(lines 80 85) no Hoare annotation was computed. [2020-12-02 16:06:18,628 INFO L262 CegarLoopResult]: For program point L47(lines 47 48) no Hoare annotation was computed. [2020-12-02 16:06:18,628 INFO L262 CegarLoopResult]: For program point L105(lines 105 108) no Hoare annotation was computed. [2020-12-02 16:06:18,628 INFO L262 CegarLoopResult]: For program point L72(lines 72 77) no Hoare annotation was computed. [2020-12-02 16:06:18,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,650 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,651 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,656 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,660 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,660 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:06:18 BoogieIcfgContainer [2020-12-02 16:06:18,666 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 16:06:18,669 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 16:06:18,669 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 16:06:18,670 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 16:06:18,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:05:07" (3/4) ... [2020-12-02 16:06:18,674 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 16:06:18,706 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2020-12-02 16:06:18,707 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-02 16:06:18,708 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 16:06:18,709 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 16:06:18,746 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~roundNearestTiesToEven == unknown-~CRM-unknown && (\exists v_ULTIMATE.start_main_#t~nondet101_6 : bv32, v_ULTIMATE.start_main_#t~nondet100_6 : bv32, v_ULTIMATE.start_main_#t~nondet102_6 : bv32 :: ((~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet100_6[31:31], v_ULTIMATE.start_main_#t~nondet100_6[30:23], v_ULTIMATE.start_main_#t~nondet100_6[22:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet101_6[31:31], v_ULTIMATE.start_main_#t~nondet101_6[30:23], v_ULTIMATE.start_main_#t~nondet101_6[22:0]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet102_6[31:31], v_ULTIMATE.start_main_#t~nondet102_6[30:23], v_ULTIMATE.start_main_#t~nondet102_6[22:0])) && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet100_6[31:31], v_ULTIMATE.start_main_#t~nondet100_6[30:23], v_ULTIMATE.start_main_#t~nondet100_6[22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) && ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet101_6[31:31], v_ULTIMATE.start_main_#t~nondet101_6[30:23], v_ULTIMATE.start_main_#t~nondet101_6[22:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet102_6[31:31], v_ULTIMATE.start_main_#t~nondet102_6[30:23], v_ULTIMATE.start_main_#t~nondet102_6[22:0])))) && (\exists v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6 : bv64 :: ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[51:0])) == ~fp~LONGDOUBLE(zero_log[31:31], zero_log[30:23], zero_log[22:0]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[51:0])) [2020-12-02 16:06:18,748 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !~fp.eq~FLOAT(~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0]), ~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0])) [2020-12-02 16:06:18,750 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 1bv32 == \result [2020-12-02 16:06:18,899 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 16:06:18,899 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 16:06:18,900 INFO L168 Benchmark]: Toolchain (without parser) took 95120.84 ms. Allocated memory was 39.8 MB in the beginning and 65.0 MB in the end (delta: 25.2 MB). Free memory was 17.1 MB in the beginning and 27.0 MB in the end (delta: -9.9 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2020-12-02 16:06:18,901 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 39.8 MB. Free memory was 19.6 MB in the beginning and 19.6 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 16:06:18,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.86 ms. Allocated memory was 39.8 MB in the beginning and 50.3 MB in the end (delta: 10.5 MB). Free memory was 16.9 MB in the beginning and 21.1 MB in the end (delta: -4.2 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-12-02 16:06:18,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.82 ms. Allocated memory is still 50.3 MB. Free memory was 20.9 MB in the beginning and 32.7 MB in the end (delta: -11.8 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2020-12-02 16:06:18,902 INFO L168 Benchmark]: Boogie Preprocessor took 134.04 ms. Allocated memory is still 50.3 MB. Free memory was 32.7 MB in the beginning and 30.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:06:18,903 INFO L168 Benchmark]: RCFGBuilder took 22999.32 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 30.2 MB in the beginning and 38.1 MB in the end (delta: -7.9 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2020-12-02 16:06:18,903 INFO L168 Benchmark]: TraceAbstraction took 71017.19 ms. Allocated memory is still 65.0 MB. Free memory was 38.0 MB in the beginning and 36.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2020-12-02 16:06:18,904 INFO L168 Benchmark]: Witness Printer took 229.94 ms. Allocated memory is still 65.0 MB. Free memory was 36.3 MB in the beginning and 27.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-02 16:06:18,910 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 39.8 MB. Free memory was 19.6 MB in the beginning and 19.6 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 587.86 ms. Allocated memory was 39.8 MB in the beginning and 50.3 MB in the end (delta: 10.5 MB). Free memory was 16.9 MB in the beginning and 21.1 MB in the end (delta: -4.2 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 138.82 ms. Allocated memory is still 50.3 MB. Free memory was 20.9 MB in the beginning and 32.7 MB in the end (delta: -11.8 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 134.04 ms. Allocated memory is still 50.3 MB. Free memory was 32.7 MB in the beginning and 30.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 22999.32 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 30.2 MB in the beginning and 38.1 MB in the end (delta: -7.9 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 71017.19 ms. Allocated memory is still 65.0 MB. Free memory was 38.0 MB in the beginning and 36.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. * Witness Printer took 229.94 ms. Allocated memory is still 65.0 MB. Free memory was 36.3 MB in the beginning and 27.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 127]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1bv32 == \result - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: !~fp.eq~FLOAT(~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0]), ~fp~LONGDOUBLE(\result[31:31], \result[30:23], \result[22:0])) - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 38]: Loop Invariant [2020-12-02 16:06:18,934 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,935 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,935 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,935 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,935 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,944 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,945 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,950 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,950 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,950 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet100_6,QUANTIFIED] [2020-12-02 16:06:18,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 16:06:18,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet101_6,QUANTIFIED] [2020-12-02 16:06:18,954 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet102_6,QUANTIFIED] [2020-12-02 16:06:18,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] [2020-12-02 16:06:18,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6,QUANTIFIED] Derived loop invariant: (~roundNearestTiesToEven == unknown-~CRM-unknown && (\exists v_ULTIMATE.start_main_#t~nondet101_6 : bv32, v_ULTIMATE.start_main_#t~nondet100_6 : bv32, v_ULTIMATE.start_main_#t~nondet102_6 : bv32 :: ((~fp.neg~FLOAT(~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet100_6[31:31], v_ULTIMATE.start_main_#t~nondet100_6[30:23], v_ULTIMATE.start_main_#t~nondet100_6[22:0])) == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet101_6[31:31], v_ULTIMATE.start_main_#t~nondet101_6[30:23], v_ULTIMATE.start_main_#t~nondet101_6[22:0]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet102_6[31:31], v_ULTIMATE.start_main_#t~nondet102_6[30:23], v_ULTIMATE.start_main_#t~nondet102_6[22:0])) && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet100_6[31:31], v_ULTIMATE.start_main_#t~nondet100_6[30:23], v_ULTIMATE.start_main_#t~nondet100_6[22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) && ~fp~LONGDOUBLE(x[31:31], x[30:23], x[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet101_6[31:31], v_ULTIMATE.start_main_#t~nondet101_6[30:23], v_ULTIMATE.start_main_#t~nondet101_6[22:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet102_6[31:31], v_ULTIMATE.start_main_#t~nondet102_6[30:23], v_ULTIMATE.start_main_#t~nondet102_6[22:0])))) && (\exists v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6 : bv64 :: ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[51:0])) == ~fp~LONGDOUBLE(zero_log[31:31], zero_log[30:23], zero_log[22:0]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[63:63], v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[62:52], v_ULTIMATE.start_ULTIMATE.init_#t~nondet19_6[51:0])) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 57.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 26.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 48 SDtfs, 12 SDslu, 30 SDs, 0 SdLazy, 14 SolverSat, 1 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 46.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 10 NumberOfFragments, 116 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 267 FormulaSimplificationTreeSizeReductionInter, 13.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 26.5s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 54 ConstructedInterpolants, 16 QuantifiedInterpolants, 12794 SizeOfPredicates, 15 NumberOfNonLiveVariables, 201 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...