./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer --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 a1d79184606f7792c1c9a23944062012bec090e3 ........................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer --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 a1d79184606f7792c1c9a23944062012bec090e3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 22:08:15,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:08:15,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:08:15,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:08:15,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:08:15,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:08:15,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:08:15,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:08:15,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:08:15,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:08:15,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:08:15,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:08:15,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:08:15,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:08:15,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:08:15,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:08:15,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:08:15,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:08:15,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:08:15,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:08:15,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:08:15,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:08:15,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:08:15,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:08:15,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:08:15,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:08:15,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:08:15,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:08:15,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:08:15,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:08:15,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:08:15,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:08:15,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:08:15,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:08:15,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:08:15,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:08:15,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:08:15,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:08:15,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:08:15,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:08:15,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:08:15,814 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 22:08:15,856 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:08:15,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:08:15,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:08:15,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:08:15,859 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:08:15,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:08:15,859 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:08:15,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:08:15,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:08:15,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:08:15,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:08:15,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:08:15,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:08:15,862 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:08:15,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:08:15,862 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:08:15,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:08:15,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:08:15,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:08:15,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:08:15,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:08:15,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:08:15,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:08:15,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:08:15,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:08:15,864 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:08:15,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:08:15,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:08:15,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:08:15,865 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:/tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1d79184606f7792c1c9a23944062012bec090e3 [2020-11-29 22:08:16,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:08:16,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:08:16,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:08:16,149 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:08:16,152 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:08:16,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2020-11-29 22:08:16,234 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data/3cebfe34c/55bae984a6124e26ba4a983b6fadbbcb/FLAG58e0c9e86 [2020-11-29 22:08:16,706 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:08:16,707 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2020-11-29 22:08:16,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data/3cebfe34c/55bae984a6124e26ba4a983b6fadbbcb/FLAG58e0c9e86 [2020-11-29 22:08:17,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data/3cebfe34c/55bae984a6124e26ba4a983b6fadbbcb [2020-11-29 22:08:17,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:08:17,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:08:17,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:08:17,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:08:17,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:08:17,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72a7ba77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17, skipping insertion in model container [2020-11-29 22:08:17,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:08:17,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:08:17,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:08:17,353 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:08:17,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:08:17,395 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:08:17,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17 WrapperNode [2020-11-29 22:08:17,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:08:17,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:08:17,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:08:17,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:08:17,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:08:17,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:08:17,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:08:17,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:08:17,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... [2020-11-29 22:08:17,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:08:17,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:08:17,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:08:17,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:08:17,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/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 [2020-11-29 22:08:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 22:08:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:08:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-11-29 22:08:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 22:08:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-11-29 22:08:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:08:17,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:08:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 22:08:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 22:08:18,002 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:08:18,002 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-11-29 22:08:18,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:08:18 BoogieIcfgContainer [2020-11-29 22:08:18,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:08:18,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 22:08:18,020 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 22:08:18,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 22:08:18,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 10:08:17" (1/3) ... [2020-11-29 22:08:18,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@260e8a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:08:18, skipping insertion in model container [2020-11-29 22:08:18,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:17" (2/3) ... [2020-11-29 22:08:18,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@260e8a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:08:18, skipping insertion in model container [2020-11-29 22:08:18,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:08:18" (3/3) ... [2020-11-29 22:08:18,030 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1092d.c [2020-11-29 22:08:18,044 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 22:08:18,048 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 22:08:18,060 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 22:08:18,093 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 22:08:18,093 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 22:08:18,093 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 22:08:18,093 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 22:08:18,093 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 22:08:18,093 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 22:08:18,093 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 22:08:18,094 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 22:08:18,108 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2020-11-29 22:08:18,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 22:08:18,115 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:08:18,115 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:08:18,116 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:08:18,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:08:18,134 INFO L82 PathProgramCache]: Analyzing trace with hash -2064187560, now seen corresponding path program 1 times [2020-11-29 22:08:18,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:08:18,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660895694] [2020-11-29 22:08:18,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:08:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:08:18,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:08:18,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660895694] [2020-11-29 22:08:18,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:08:18,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:08:18,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351730052] [2020-11-29 22:08:18,331 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 22:08:18,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:08:18,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 22:08:18,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 22:08:18,351 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 2 states. [2020-11-29 22:08:18,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:08:18,372 INFO L93 Difference]: Finished difference Result 57 states and 87 transitions. [2020-11-29 22:08:18,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 22:08:18,374 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-11-29 22:08:18,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:08:18,385 INFO L225 Difference]: With dead ends: 57 [2020-11-29 22:08:18,386 INFO L226 Difference]: Without dead ends: 26 [2020-11-29 22:08:18,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 22:08:18,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-11-29 22:08:18,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-11-29 22:08:18,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-11-29 22:08:18,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 34 transitions. [2020-11-29 22:08:18,441 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 34 transitions. Word has length 12 [2020-11-29 22:08:18,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:08:18,441 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 34 transitions. [2020-11-29 22:08:18,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 22:08:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2020-11-29 22:08:18,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 22:08:18,443 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:08:18,443 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:08:18,444 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 22:08:18,444 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:08:18,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:08:18,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1026834198, now seen corresponding path program 1 times [2020-11-29 22:08:18,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:08:18,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70047518] [2020-11-29 22:08:18,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:08:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:08:18,653 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:08:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:08:18,747 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:08:18,802 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 22:08:18,807 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-29 22:08:18,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 22:08:18,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 10:08:18 BoogieIcfgContainer [2020-11-29 22:08:18,871 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 22:08:18,872 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 22:08:18,873 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 22:08:18,873 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 22:08:18,874 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:08:18" (3/4) ... [2020-11-29 22:08:18,877 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 22:08:18,878 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 22:08:18,882 INFO L168 Benchmark]: Toolchain (without parser) took 1794.51 ms. Allocated memory is still 96.5 MB. Free memory was 66.3 MB in the beginning and 60.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:18,884 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 75.5 MB. Free memory was 33.5 MB in the beginning and 33.4 MB in the end (delta: 22.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:08:18,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.09 ms. Allocated memory is still 96.5 MB. Free memory was 66.3 MB in the beginning and 73.4 MB in the end (delta: -7.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:18,887 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.73 ms. Allocated memory is still 96.5 MB. Free memory was 73.4 MB in the beginning and 71.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:18,888 INFO L168 Benchmark]: Boogie Preprocessor took 58.59 ms. Allocated memory is still 96.5 MB. Free memory was 71.7 MB in the beginning and 70.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:18,890 INFO L168 Benchmark]: RCFGBuilder took 503.85 ms. Allocated memory is still 96.5 MB. Free memory was 70.4 MB in the beginning and 52.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:18,891 INFO L168 Benchmark]: TraceAbstraction took 851.22 ms. Allocated memory is still 96.5 MB. Free memory was 51.9 MB in the beginning and 60.0 MB in the end (delta: -8.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:08:18,892 INFO L168 Benchmark]: Witness Printer took 5.73 ms. Allocated memory is still 96.5 MB. Free memory is still 60.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:08:18,903 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 75.5 MB. Free memory was 33.5 MB in the beginning and 33.4 MB in the end (delta: 22.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 309.09 ms. Allocated memory is still 96.5 MB. Free memory was 66.3 MB in the beginning and 73.4 MB in the end (delta: -7.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.73 ms. Allocated memory is still 96.5 MB. Free memory was 73.4 MB in the beginning and 71.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.59 ms. Allocated memory is still 96.5 MB. Free memory was 71.7 MB in the beginning and 70.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 503.85 ms. Allocated memory is still 96.5 MB. Free memory was 70.4 MB in the beginning and 52.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 851.22 ms. Allocated memory is still 96.5 MB. Free memory was 51.9 MB in the beginning and 60.0 MB in the end (delta: -8.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.73 ms. Allocated memory is still 96.5 MB. Free memory is still 60.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 78, overapproximation of bitwiseAnd at line 66. Possible FailurePath: [L13] static const float huge_ceil = 1.0e30; VAL [huge_ceil=1000000000000000000000000000000] [L78] float x = -1.0f / 0.0f; [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (i0) = gf_u.word [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L25] COND FALSE !(j0 < 23) VAL [huge_ceil=1000000000000000000000000000000] [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [huge_ceil=1000000000000000000000000000000] [L79] float res = ceil_float(x); [L60] __int32_t ix; VAL [huge_ceil=1000000000000000000000000000000] [L62] ieee_float_shape_type gf_u; [L63] gf_u.value = (x) [L64] EXPR gf_u.word [L64] (ix) = gf_u.word [L66] ix &= 0x7fffffff [L67] return ((ix) == 0x7f800000L); VAL [huge_ceil=1000000000000000000000000000000] [L82] COND TRUE !isinf_float(res) [L3] __assert_fail("0", "float_req_bl_1092d.c", 3, "reach_error") VAL [huge_ceil=1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 37 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 22:08:21,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:08:21,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:08:21,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:08:21,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:08:21,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:08:21,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:08:21,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:08:21,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:08:21,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:08:21,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:08:21,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:08:21,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:08:21,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:08:21,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:08:21,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:08:21,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:08:21,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:08:21,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:08:21,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:08:21,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:08:21,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:08:21,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:08:21,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:08:21,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:08:21,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:08:21,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:08:21,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:08:21,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:08:21,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:08:21,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:08:21,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:08:21,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:08:21,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:08:21,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:08:21,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:08:21,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:08:21,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:08:21,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:08:21,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:08:21,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:08:21,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-11-29 22:08:21,834 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:08:21,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:08:21,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:08:21,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:08:21,839 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:08:21,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:08:21,839 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:08:21,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:08:21,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:08:21,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:08:21,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:08:21,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:08:21,842 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 22:08:21,842 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 22:08:21,842 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:08:21,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:08:21,843 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:08:21,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:08:21,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:08:21,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:08:21,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:08:21,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:08:21,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:08:21,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:08:21,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:08:21,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:08:21,845 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 22:08:21,845 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 22:08:21,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:08:21,846 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:08:21,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:08:21,846 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:/tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1d79184606f7792c1c9a23944062012bec090e3 [2020-11-29 22:08:22,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:08:22,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:08:22,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:08:22,409 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:08:22,410 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:08:22,411 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2020-11-29 22:08:22,508 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data/db3ca0201/d71c095941674ce1a1c638d13c17fc48/FLAGf94e3f416 [2020-11-29 22:08:23,224 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:08:23,229 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2020-11-29 22:08:23,240 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data/db3ca0201/d71c095941674ce1a1c638d13c17fc48/FLAGf94e3f416 [2020-11-29 22:08:23,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/data/db3ca0201/d71c095941674ce1a1c638d13c17fc48 [2020-11-29 22:08:23,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:08:23,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:08:23,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:08:23,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:08:23,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:08:23,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:23,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce2a62f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23, skipping insertion in model container [2020-11-29 22:08:23,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:23,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:08:23,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:08:23,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:08:23,822 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:08:23,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:08:23,898 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:08:23,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23 WrapperNode [2020-11-29 22:08:23,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:08:23,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:08:23,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:08:23,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:08:23,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:23,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:23,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:08:23,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:08:23,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:08:23,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:08:24,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:24,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:24,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:24,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:24,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:24,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:24,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... [2020-11-29 22:08:24,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:08:24,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:08:24,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:08:24,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:08:24,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/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 [2020-11-29 22:08:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 22:08:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:08:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-11-29 22:08:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 22:08:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:08:24,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:08:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-11-29 22:08:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 22:08:24,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 22:08:25,240 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:08:25,240 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-11-29 22:08:25,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:08:25 BoogieIcfgContainer [2020-11-29 22:08:25,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:08:25,244 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 22:08:25,244 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 22:08:25,247 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 22:08:25,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 10:08:23" (1/3) ... [2020-11-29 22:08:25,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65c4eb38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:08:25, skipping insertion in model container [2020-11-29 22:08:25,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:08:23" (2/3) ... [2020-11-29 22:08:25,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65c4eb38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:08:25, skipping insertion in model container [2020-11-29 22:08:25,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:08:25" (3/3) ... [2020-11-29 22:08:25,252 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1092d.c [2020-11-29 22:08:25,263 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 22:08:25,269 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 22:08:25,283 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 22:08:25,313 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 22:08:25,313 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 22:08:25,313 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 22:08:25,314 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 22:08:25,314 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 22:08:25,314 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 22:08:25,314 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 22:08:25,315 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 22:08:25,330 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2020-11-29 22:08:25,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 22:08:25,348 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:08:25,349 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:08:25,349 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:08:25,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:08:25,357 INFO L82 PathProgramCache]: Analyzing trace with hash -2064187560, now seen corresponding path program 1 times [2020-11-29 22:08:25,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 22:08:25,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [137672721] [2020-11-29 22:08:25,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/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 [2020-11-29 22:08:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:08:25,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-29 22:08:25,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:08:25,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:08:25,579 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 22:08:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:08:25,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [137672721] [2020-11-29 22:08:25,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:08:25,588 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-29 22:08:25,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321229866] [2020-11-29 22:08:25,594 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 22:08:25,594 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 22:08:25,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 22:08:25,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 22:08:25,613 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 2 states. [2020-11-29 22:08:25,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:08:25,643 INFO L93 Difference]: Finished difference Result 57 states and 87 transitions. [2020-11-29 22:08:25,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 22:08:25,645 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2020-11-29 22:08:25,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:08:25,654 INFO L225 Difference]: With dead ends: 57 [2020-11-29 22:08:25,654 INFO L226 Difference]: Without dead ends: 26 [2020-11-29 22:08:25,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 22:08:25,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-11-29 22:08:25,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-11-29 22:08:25,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-11-29 22:08:25,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 34 transitions. [2020-11-29 22:08:25,695 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 34 transitions. Word has length 12 [2020-11-29 22:08:25,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:08:25,696 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 34 transitions. [2020-11-29 22:08:25,696 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 22:08:25,696 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2020-11-29 22:08:25,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 22:08:25,697 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:08:25,697 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:08:25,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-29 22:08:25,911 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:08:25,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:08:25,912 INFO L82 PathProgramCache]: Analyzing trace with hash -1026834198, now seen corresponding path program 1 times [2020-11-29 22:08:25,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 22:08:25,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1133567783] [2020-11-29 22:08:25,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/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 [2020-11-29 22:08:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:08:26,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-29 22:08:26,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:08:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:08:26,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 22:08:26,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:08:26,398 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1133567783] [2020-11-29 22:08:26,399 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:08:26,399 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-29 22:08:26,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979631083] [2020-11-29 22:08:26,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-29 22:08:26,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 22:08:26,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-29 22:08:26,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-29 22:08:26,403 INFO L87 Difference]: Start difference. First operand 26 states and 34 transitions. Second operand 8 states. [2020-11-29 22:08:26,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:08:26,763 INFO L93 Difference]: Finished difference Result 37 states and 44 transitions. [2020-11-29 22:08:26,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 22:08:26,771 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 14 [2020-11-29 22:08:26,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:08:26,772 INFO L225 Difference]: With dead ends: 37 [2020-11-29 22:08:26,772 INFO L226 Difference]: Without dead ends: 22 [2020-11-29 22:08:26,773 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-11-29 22:08:26,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2020-11-29 22:08:26,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2020-11-29 22:08:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-11-29 22:08:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions. [2020-11-29 22:08:26,782 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 24 transitions. Word has length 14 [2020-11-29 22:08:26,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:08:26,783 INFO L481 AbstractCegarLoop]: Abstraction has 22 states and 24 transitions. [2020-11-29 22:08:26,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-29 22:08:26,783 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2020-11-29 22:08:26,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 22:08:26,784 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:08:26,784 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:08:26,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-29 22:08:26,988 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:08:26,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:08:26,988 INFO L82 PathProgramCache]: Analyzing trace with hash -217487572, now seen corresponding path program 1 times [2020-11-29 22:08:26,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 22:08:26,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [551181233] [2020-11-29 22:08:26,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/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 [2020-11-29 22:08:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:08:27,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-29 22:08:27,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:08:27,383 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 22:08:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:08:27,472 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 22:08:28,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:08:28,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [551181233] [2020-11-29 22:08:28,591 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:08:28,591 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 15 [2020-11-29 22:08:28,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422419293] [2020-11-29 22:08:28,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-29 22:08:28,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 22:08:28,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-29 22:08:28,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2020-11-29 22:08:28,594 INFO L87 Difference]: Start difference. First operand 22 states and 24 transitions. Second operand 15 states. [2020-11-29 22:08:29,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:08:29,305 INFO L93 Difference]: Finished difference Result 30 states and 31 transitions. [2020-11-29 22:08:29,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-29 22:08:29,306 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 14 [2020-11-29 22:08:29,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:08:29,307 INFO L225 Difference]: With dead ends: 30 [2020-11-29 22:08:29,307 INFO L226 Difference]: Without dead ends: 21 [2020-11-29 22:08:29,308 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=95, Invalid=285, Unknown=0, NotChecked=0, Total=380 [2020-11-29 22:08:29,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-11-29 22:08:29,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-11-29 22:08:29,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-11-29 22:08:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2020-11-29 22:08:29,335 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 14 [2020-11-29 22:08:29,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:08:29,336 INFO L481 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2020-11-29 22:08:29,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-29 22:08:29,336 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2020-11-29 22:08:29,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 22:08:29,338 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:08:29,339 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:08:29,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-29 22:08:29,547 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:08:29,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:08:29,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1158240359, now seen corresponding path program 1 times [2020-11-29 22:08:29,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 22:08:29,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1768433612] [2020-11-29 22:08:29,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-29 22:08:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:08:29,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 9 conjunts are in the unsatisfiable core [2020-11-29 22:08:29,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:08:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:08:29,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 22:08:30,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:08:30,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1768433612] [2020-11-29 22:08:30,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:08:30,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-29 22:08:30,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687630676] [2020-11-29 22:08:30,014 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-29 22:08:30,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 22:08:30,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-29 22:08:30,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-29 22:08:30,015 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand 8 states. [2020-11-29 22:08:30,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:08:30,164 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2020-11-29 22:08:30,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 22:08:30,164 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2020-11-29 22:08:30,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:08:30,165 INFO L225 Difference]: With dead ends: 21 [2020-11-29 22:08:30,165 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 22:08:30,165 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-11-29 22:08:30,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 22:08:30,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 22:08:30,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 22:08:30,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 22:08:30,166 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2020-11-29 22:08:30,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:08:30,166 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 22:08:30,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-29 22:08:30,166 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 22:08:30,166 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 22:08:30,366 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-29 22:08:30,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 22:08:30,600 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2020-11-29 22:08:30,704 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2020-11-29 22:08:30,864 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2020-11-29 22:08:30,866 INFO L274 CegarLoopResult]: For program point L27(lines 27 33) no Hoare annotation was computed. [2020-11-29 22:08:30,866 INFO L274 CegarLoopResult]: For program point L36(lines 36 37) no Hoare annotation was computed. [2020-11-29 22:08:30,866 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 22:08:30,867 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 22:08:30,867 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 22:08:30,867 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 22:08:30,867 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 22:08:30,867 INFO L274 CegarLoopResult]: For program point L28(lines 28 32) no Hoare annotation was computed. [2020-11-29 22:08:30,867 INFO L274 CegarLoopResult]: For program point L61-1(lines 61 65) no Hoare annotation was computed. [2020-11-29 22:08:30,868 INFO L270 CegarLoopResult]: At program point L61-2(lines 61 65) the Hoare annotation is: (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.add roundNearestTiesToEven .cse1 .cse1)))) (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 30 23) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 22 0) ULTIMATE.start_ceil_float_~i0~0)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start_ceil_float_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (exists ((ULTIMATE.start_ceil_float_~i0~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 30 23) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 22 0) ULTIMATE.start_ceil_float_~i0~0)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start_ceil_float_~ix~0 (bvand (_ bv2147483647 32) ULTIMATE.start_ceil_float_~i0~0)))) (= .cse0 ULTIMATE.start_isinf_float_~x) (= .cse0 |ULTIMATE.start_ceil_float_#res|))) [2020-11-29 22:08:30,868 INFO L274 CegarLoopResult]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2020-11-29 22:08:30,868 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 22:08:30,868 INFO L274 CegarLoopResult]: For program point L82(lines 82 85) no Hoare annotation was computed. [2020-11-29 22:08:30,868 INFO L274 CegarLoopResult]: For program point L45(lines 45 48) no Hoare annotation was computed. [2020-11-29 22:08:30,868 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 22:08:30,868 INFO L274 CegarLoopResult]: For program point L25(lines 25 49) no Hoare annotation was computed. [2020-11-29 22:08:30,869 INFO L277 CegarLoopResult]: At program point L87(lines 70 88) the Hoare annotation is: true [2020-11-29 22:08:30,869 INFO L274 CegarLoopResult]: For program point L50(lines 50 54) no Hoare annotation was computed. [2020-11-29 22:08:30,869 INFO L274 CegarLoopResult]: For program point L50-1(lines 15 56) no Hoare annotation was computed. [2020-11-29 22:08:30,869 INFO L274 CegarLoopResult]: For program point L50-2(lines 50 54) no Hoare annotation was computed. [2020-11-29 22:08:30,869 INFO L274 CegarLoopResult]: For program point L38(lines 38 42) no Hoare annotation was computed. [2020-11-29 22:08:30,869 INFO L270 CegarLoopResult]: At program point L67(lines 59 68) the Hoare annotation is: (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.add roundNearestTiesToEven .cse1 .cse1)))) (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 30 23) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 22 0) ULTIMATE.start_ceil_float_~i0~0)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start_ceil_float_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd (bvand (_ bv2147483647 32) ULTIMATE.start_isinf_float_~ix~1) (_ bv2155872256 32)) (_ bv0 32)) (exists ((ULTIMATE.start_ceil_float_~i0~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 30 23) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 22 0) ULTIMATE.start_ceil_float_~i0~0)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start_ceil_float_~ix~0 (bvand (_ bv2147483647 32) ULTIMATE.start_ceil_float_~i0~0)))) (= .cse0 ULTIMATE.start_isinf_float_~x) (= .cse0 |ULTIMATE.start_ceil_float_#res|))) [2020-11-29 22:08:30,870 INFO L274 CegarLoopResult]: For program point L30(lines 30 32) no Hoare annotation was computed. [2020-11-29 22:08:30,870 INFO L274 CegarLoopResult]: For program point L26(lines 26 43) no Hoare annotation was computed. [2020-11-29 22:08:30,870 INFO L270 CegarLoopResult]: At program point L55(lines 15 56) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 30 23) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 22 0) ULTIMATE.start_ceil_float_~i0~0)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start_ceil_float_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (exists ((ULTIMATE.start_ceil_float_~i0~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 30 23) ULTIMATE.start_ceil_float_~i0~0) ((_ extract 22 0) ULTIMATE.start_ceil_float_~i0~0)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start_ceil_float_~ix~0 (bvand (_ bv2147483647 32) ULTIMATE.start_ceil_float_~i0~0)))) (= (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.add roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_ceil_float_#res|)) [2020-11-29 22:08:30,870 INFO L274 CegarLoopResult]: For program point L18-1(lines 18 22) no Hoare annotation was computed. [2020-11-29 22:08:30,870 INFO L270 CegarLoopResult]: At program point L18-2(lines 18 22) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start_ceil_float_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) [2020-11-29 22:08:30,870 INFO L274 CegarLoopResult]: For program point L18-3(lines 18 22) no Hoare annotation was computed. [2020-11-29 22:08:30,870 INFO L274 CegarLoopResult]: For program point L39(lines 39 40) no Hoare annotation was computed. [2020-11-29 22:08:30,871 INFO L274 CegarLoopResult]: For program point L39-2(lines 39 40) no Hoare annotation was computed. [2020-11-29 22:08:30,880 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,883 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,883 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,884 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,886 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,891 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,902 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,902 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,902 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,902 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,903 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,903 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,904 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,905 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,906 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,906 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,906 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,906 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,907 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,907 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,907 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,907 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,908 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,908 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,908 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,908 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,909 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,909 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,909 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,910 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,910 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,910 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,912 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,914 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,914 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,914 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,914 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,914 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,915 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,915 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,915 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,916 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,917 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,918 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,919 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,919 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,919 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,919 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,922 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,923 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,923 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,923 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,923 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,924 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,924 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,924 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,924 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,925 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,925 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,925 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,925 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,925 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,926 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,926 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,926 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,927 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,927 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,928 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,929 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,929 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:30,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:30,930 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,930 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:30,933 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,933 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,933 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:30,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 10:08:30 BoogieIcfgContainer [2020-11-29 22:08:30,936 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 22:08:30,937 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 22:08:30,937 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 22:08:30,937 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 22:08:30,938 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:08:25" (3/4) ... [2020-11-29 22:08:30,941 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 22:08:30,953 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2020-11-29 22:08:30,953 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-29 22:08:30,954 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 22:08:30,954 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 22:08:30,982 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(i0[31:31], i0[30:23], i0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_ceil_float_~i0~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start_ceil_float_~i0~0[31:31], ULTIMATE.start_ceil_float_~i0~0[30:23], ULTIMATE.start_ceil_float_~i0~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start_ceil_float_~i0~0))) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result [2020-11-29 22:08:30,983 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(i0[31:31], i0[30:23], i0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_ceil_float_~i0~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start_ceil_float_~i0~0[31:31], ULTIMATE.start_ceil_float_~i0~0[30:23], ULTIMATE.start_ceil_float_~i0~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start_ceil_float_~i0~0))) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result [2020-11-29 22:08:30,984 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(i0[31:31], i0[30:23], i0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE())) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && ~bvadd64(~bvand32(2147483647bv32, ix), 2155872256bv32) == 0bv32) && (\exists ULTIMATE.start_ceil_float_~i0~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start_ceil_float_~i0~0[31:31], ULTIMATE.start_ceil_float_~i0~0[30:23], ULTIMATE.start_ceil_float_~i0~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start_ceil_float_~i0~0))) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result [2020-11-29 22:08:31,013 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9bf5901a-f1a0-48b4-902e-09952a303ae2/bin/uautomizer/witness.graphml [2020-11-29 22:08:31,013 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 22:08:31,015 INFO L168 Benchmark]: Toolchain (without parser) took 7431.31 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 58.7 MB in the beginning and 64.0 MB in the end (delta: -5.2 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:31,015 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 73.4 MB. Free memory is still 56.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:08:31,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.27 ms. Allocated memory is still 73.4 MB. Free memory was 58.6 MB in the beginning and 57.8 MB in the end (delta: 810.4 kB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:31,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.71 ms. Allocated memory is still 73.4 MB. Free memory was 57.8 MB in the beginning and 56.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:31,017 INFO L168 Benchmark]: Boogie Preprocessor took 77.41 ms. Allocated memory is still 73.4 MB. Free memory was 56.0 MB in the beginning and 54.4 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:08:31,018 INFO L168 Benchmark]: RCFGBuilder took 1171.71 ms. Allocated memory is still 73.4 MB. Free memory was 54.4 MB in the beginning and 35.8 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:31,019 INFO L168 Benchmark]: TraceAbstraction took 5692.56 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 35.2 MB in the beginning and 67.3 MB in the end (delta: -32.1 MB). Peak memory consumption was 29.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:31,020 INFO L168 Benchmark]: Witness Printer took 76.69 ms. Allocated memory is still 92.3 MB. Free memory was 67.3 MB in the beginning and 64.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 22:08:31,023 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 73.4 MB. Free memory is still 56.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 316.27 ms. Allocated memory is still 73.4 MB. Free memory was 58.6 MB in the beginning and 57.8 MB in the end (delta: 810.4 kB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.71 ms. Allocated memory is still 73.4 MB. Free memory was 57.8 MB in the beginning and 56.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.41 ms. Allocated memory is still 73.4 MB. Free memory was 56.0 MB in the beginning and 54.4 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1171.71 ms. Allocated memory is still 73.4 MB. Free memory was 54.4 MB in the beginning and 35.8 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5692.56 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 35.2 MB in the beginning and 67.3 MB in the end (delta: -32.1 MB). Peak memory consumption was 29.6 MB. Max. memory is 16.1 GB. * Witness Printer took 76.69 ms. Allocated memory is still 92.3 MB. Free memory was 67.3 MB in the beginning and 64.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant [2020-11-29 22:08:31,048 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,049 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 61]: Loop Invariant [2020-11-29 22:08:31,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,051 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,054 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,054 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,054 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,054 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,056 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,058 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,058 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,058 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,058 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,058 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,059 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,059 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,059 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,059 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,059 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(i0[31:31], i0[30:23], i0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_ceil_float_~i0~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start_ceil_float_~i0~0[31:31], ULTIMATE.start_ceil_float_~i0~0[30:23], ULTIMATE.start_ceil_float_~i0~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start_ceil_float_~i0~0))) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result - InvariantResult [Line: 15]: Loop Invariant [2020-11-29 22:08:31,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,062 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,063 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,063 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,063 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,063 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,063 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,063 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,064 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,064 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,066 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,067 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,067 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,067 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,067 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,067 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,068 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(i0[31:31], i0[30:23], i0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_ceil_float_~i0~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start_ceil_float_~i0~0[31:31], ULTIMATE.start_ceil_float_~i0~0[30:23], ULTIMATE.start_ceil_float_~i0~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start_ceil_float_~i0~0))) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant [2020-11-29 22:08:31,069 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,069 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,070 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,070 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,070 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,070 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,071 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,071 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,071 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,072 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,072 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,072 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,072 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,072 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,073 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,073 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,074 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,074 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,075 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,075 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,075 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,075 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,076 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,076 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 22:08:31,076 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ceil_float_~i0~0,QUANTIFIED] [2020-11-29 22:08:31,076 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,076 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,077 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,077 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,077 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,077 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,077 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,078 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,078 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,078 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 22:08:31,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 22:08:31,079 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(i0[31:31], i0[30:23], i0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE())) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && ~bvadd64(~bvand32(2147483647bv32, ix), 2155872256bv32) == 0bv32) && (\exists ULTIMATE.start_ceil_float_~i0~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start_ceil_float_~i0~0[31:31], ULTIMATE.start_ceil_float_~i0~0[30:23], ULTIMATE.start_ceil_float_~i0~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start_ceil_float_~i0~0))) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == \result - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 69 SDtfs, 154 SDslu, 131 SDs, 0 SdLazy, 101 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 2.2s 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 10 NumberOfFragments, 269 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 40 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 108 ConstructedInterpolants, 18 QuantifiedInterpolants, 8797 SizeOfPredicates, 28 NumberOfNonLiveVariables, 233 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...