./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0260.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_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0260.c -s /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/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 0cc01638435867410db74a03cf4594734b0f00db ......................................................................................................................................................................................................................................................................................................................... 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_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0260.c -s /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/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 0cc01638435867410db74a03cf4594734b0f00db ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:11:58,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:11:58,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:11:58,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:11:58,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:11:58,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:11:58,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:11:58,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:11:58,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:11:58,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:11:58,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:11:58,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:11:58,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:11:58,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:11:58,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:11:58,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:11:58,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:11:58,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:11:58,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:11:58,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:11:58,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:11:58,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:11:58,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:11:58,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:11:58,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:11:58,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:11:58,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:11:58,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:11:58,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:11:58,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:11:58,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:11:58,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:11:58,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:11:58,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:11:58,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:11:58,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:11:58,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:11:58,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:11:58,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:11:58,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:11:58,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:11:58,537 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 21:11:58,559 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:11:58,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:11:58,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:11:58,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:11:58,561 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:11:58,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:11:58,561 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:11:58,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:11:58,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:11:58,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:11:58,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:11:58,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:11:58,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:11:58,563 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:11:58,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:11:58,563 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:11:58,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:11:58,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:11:58,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:11:58,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:11:58,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:11:58,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:11:58,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:11:58,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:11:58,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:11:58,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 21:11:58,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:11:58,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:11:58,568 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:11:58,569 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_82561f26-06a9-4783-90e5-65fd1b8106bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc01638435867410db74a03cf4594734b0f00db [2020-11-29 21:11:58,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:11:58,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:11:58,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:11:58,856 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:11:58,856 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:11:58,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0260.c [2020-11-29 21:11:58,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data/bde3a8cc0/7f70c03387eb4fb99f612aa3084d9768/FLAG0c73e8ab6 [2020-11-29 21:11:59,385 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:11:59,386 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/sv-benchmarks/c/float-newlib/double_req_bl_0260.c [2020-11-29 21:11:59,394 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data/bde3a8cc0/7f70c03387eb4fb99f612aa3084d9768/FLAG0c73e8ab6 [2020-11-29 21:11:59,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data/bde3a8cc0/7f70c03387eb4fb99f612aa3084d9768 [2020-11-29 21:11:59,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:11:59,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:11:59,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:11:59,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:11:59,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:11:59,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:11:59" (1/1) ... [2020-11-29 21:11:59,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50973f42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:11:59, skipping insertion in model container [2020-11-29 21:11:59,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:11:59" (1/1) ... [2020-11-29 21:11:59,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:11:59,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:12:00,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:12:00,072 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:12:00,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:12:00,159 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:12:00,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00 WrapperNode [2020-11-29 21:12:00,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:12:00,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:12:00,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:12:00,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:12:00,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... [2020-11-29 21:12:00,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... [2020-11-29 21:12:00,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:12:00,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:12:00,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:12:00,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:12:00,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... [2020-11-29 21:12:00,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... [2020-11-29 21:12:00,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... [2020-11-29 21:12:00,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... [2020-11-29 21:12:00,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... [2020-11-29 21:12:00,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... [2020-11-29 21:12:00,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... [2020-11-29 21:12:00,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:12:00,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:12:00,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:12:00,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:12:00,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/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 21:12:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:12:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:12:00,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-11-29 21:12:00,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 21:12:00,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-11-29 21:12:00,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:12:00,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:12:00,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 21:12:00,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:12:01,397 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:12:01,397 INFO L298 CfgBuilder]: Removed 32 assume(true) statements. [2020-11-29 21:12:01,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:12:01 BoogieIcfgContainer [2020-11-29 21:12:01,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:12:01,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 21:12:01,400 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 21:12:01,411 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 21:12:01,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 09:11:59" (1/3) ... [2020-11-29 21:12:01,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf37ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:12:01, skipping insertion in model container [2020-11-29 21:12:01,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:00" (2/3) ... [2020-11-29 21:12:01,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf37ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:12:01, skipping insertion in model container [2020-11-29 21:12:01,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:12:01" (3/3) ... [2020-11-29 21:12:01,416 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0260.c [2020-11-29 21:12:01,425 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 21:12:01,429 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 21:12:01,440 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 21:12:01,465 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 21:12:01,466 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 21:12:01,466 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 21:12:01,466 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 21:12:01,466 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 21:12:01,466 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 21:12:01,466 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 21:12:01,467 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 21:12:01,485 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2020-11-29 21:12:01,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 21:12:01,493 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:12:01,493 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:12:01,494 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:12:01,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:12:01,502 INFO L82 PathProgramCache]: Analyzing trace with hash 2046089236, now seen corresponding path program 1 times [2020-11-29 21:12:01,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:12:01,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096619578] [2020-11-29 21:12:01,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:12:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:12:01,642 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 21:12:01,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096619578] [2020-11-29 21:12:01,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:12:01,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 21:12:01,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473911421] [2020-11-29 21:12:01,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 21:12:01,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:12:01,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 21:12:01,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 21:12:01,663 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2020-11-29 21:12:01,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:12:01,687 INFO L93 Difference]: Finished difference Result 143 states and 233 transitions. [2020-11-29 21:12:01,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 21:12:01,688 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-11-29 21:12:01,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:12:01,698 INFO L225 Difference]: With dead ends: 143 [2020-11-29 21:12:01,698 INFO L226 Difference]: Without dead ends: 69 [2020-11-29 21:12:01,701 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 21:12:01,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-11-29 21:12:01,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2020-11-29 21:12:01,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-11-29 21:12:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 95 transitions. [2020-11-29 21:12:01,738 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 95 transitions. Word has length 11 [2020-11-29 21:12:01,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:12:01,738 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 95 transitions. [2020-11-29 21:12:01,739 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 21:12:01,739 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2020-11-29 21:12:01,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 21:12:01,739 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:12:01,740 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:12:01,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 21:12:01,740 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:12:01,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:12:01,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1615635862, now seen corresponding path program 1 times [2020-11-29 21:12:01,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:12:01,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240744511] [2020-11-29 21:12:01,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:12:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:12:01,792 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:12:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:12:01,838 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:12:01,880 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 21:12:01,885 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-29 21:12:01,886 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 21:12:01,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 09:12:01 BoogieIcfgContainer [2020-11-29 21:12:01,925 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 21:12:01,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:12:01,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:12:01,926 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:12:01,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:12:01" (3/4) ... [2020-11-29 21:12:01,929 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 21:12:01,930 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:12:01,932 INFO L168 Benchmark]: Toolchain (without parser) took 2155.18 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 61.6 MB in the beginning and 52.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:01,933 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory was 49.1 MB in the beginning and 49.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:12:01,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.98 ms. Allocated memory is still 92.3 MB. Free memory was 61.4 MB in the beginning and 65.4 MB in the end (delta: -4.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:01,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.40 ms. Allocated memory is still 92.3 MB. Free memory was 65.4 MB in the beginning and 62.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:01,935 INFO L168 Benchmark]: Boogie Preprocessor took 72.59 ms. Allocated memory is still 92.3 MB. Free memory was 62.5 MB in the beginning and 60.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:01,936 INFO L168 Benchmark]: RCFGBuilder took 1073.80 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 60.4 MB in the beginning and 78.4 MB in the end (delta: -18.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:01,937 INFO L168 Benchmark]: TraceAbstraction took 524.76 ms. Allocated memory is still 111.1 MB. Free memory was 77.8 MB in the beginning and 52.2 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:01,937 INFO L168 Benchmark]: Witness Printer took 4.15 ms. Allocated memory is still 111.1 MB. Free memory is still 52.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:12:01,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory was 49.1 MB in the beginning and 49.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 382.98 ms. Allocated memory is still 92.3 MB. Free memory was 61.4 MB in the beginning and 65.4 MB in the end (delta: -4.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.40 ms. Allocated memory is still 92.3 MB. Free memory was 65.4 MB in the beginning and 62.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.59 ms. Allocated memory is still 92.3 MB. Free memory was 62.5 MB in the beginning and 60.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1073.80 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 60.4 MB in the beginning and 78.4 MB in the end (delta: -18.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 524.76 ms. Allocated memory is still 111.1 MB. Free memory was 77.8 MB in the beginning and 52.2 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.15 ms. Allocated memory is still 111.1 MB. Free memory is still 52.2 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 someUnaryDOUBLEoperation at line 154, overapproximation of someBinaryArithmeticDOUBLEoperation at line 189, overapproximation of bitwiseAnd at line 172, overapproximation of someBinaryDOUBLEComparisonOperation at line 19. Possible FailurePath: [L21] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L148-L162] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L240] double x = 0.0 / 0.0; [L165] double t, w, p, q, c, r, s; [L166] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L168] ieee_double_shape_type gh_u; [L169] gh_u.value = (x) [L170] EXPR gh_u.parts.msw [L170] (hx) = gh_u.parts.msw [L172] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L173] COND FALSE !(ix >= 0x3ff00000) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L184] COND TRUE ix < 0x3fe00000 VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L185] COND FALSE !(ix < 0x3e400000) [L189] t = x * x [L190-L193] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L194-L195] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L196] w = p / q [L197] return x + x * w; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L241] double res = __ieee754_asin(x); [L19] return x != x; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L244] COND TRUE !isnan_double(res) [L3] __assert_fail("0", "double_req_bl_0260.c", 3, "reach_error") VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 98 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=73occurred 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:12:04,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:12:04,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:12:04,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:12:04,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:12:04,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:12:04,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:12:04,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:12:04,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:12:04,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:12:04,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:12:04,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:12:04,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:12:04,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:12:04,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:12:04,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:12:04,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:12:04,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:12:04,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:12:04,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:12:04,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:12:04,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:12:04,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:12:04,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:12:04,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:12:04,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:12:04,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:12:04,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:12:04,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:12:04,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:12:04,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:12:04,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:12:04,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:12:04,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:12:04,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:12:04,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:12:04,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:12:04,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:12:04,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:12:04,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:12:04,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:12:04,559 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-11-29 21:12:04,604 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:12:04,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:12:04,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:12:04,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:12:04,607 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:12:04,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:12:04,608 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:12:04,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:12:04,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:12:04,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:12:04,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:12:04,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:12:04,610 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 21:12:04,611 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 21:12:04,611 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:12:04,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:12:04,611 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:12:04,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:12:04,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:12:04,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:12:04,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:12:04,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:12:04,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:12:04,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:12:04,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:12:04,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:12:04,614 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 21:12:04,614 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 21:12:04,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:12:04,614 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:12:04,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:12:04,615 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_82561f26-06a9-4783-90e5-65fd1b8106bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc01638435867410db74a03cf4594734b0f00db [2020-11-29 21:12:05,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:12:05,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:12:05,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:12:05,107 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:12:05,108 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:12:05,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0260.c [2020-11-29 21:12:05,173 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data/63d603fef/786619a1b14d499f9cba0f094840ac26/FLAG1266262fa [2020-11-29 21:12:05,727 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:12:05,728 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/sv-benchmarks/c/float-newlib/double_req_bl_0260.c [2020-11-29 21:12:05,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data/63d603fef/786619a1b14d499f9cba0f094840ac26/FLAG1266262fa [2020-11-29 21:12:06,106 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/data/63d603fef/786619a1b14d499f9cba0f094840ac26 [2020-11-29 21:12:06,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:12:06,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:12:06,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:12:06,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:12:06,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:12:06,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c93dc61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06, skipping insertion in model container [2020-11-29 21:12:06,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:12:06,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:12:06,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:12:06,419 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:12:06,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:12:06,496 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:12:06,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06 WrapperNode [2020-11-29 21:12:06,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:12:06,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:12:06,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:12:06,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:12:06,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:12:06,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:12:06,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:12:06,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:12:06,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... [2020-11-29 21:12:06,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:12:06,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:12:06,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:12:06,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:12:06,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/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 21:12:06,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-11-29 21:12:06,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-11-29 21:12:06,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 21:12:06,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:12:06,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 21:12:06,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:12:06,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:12:06,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 21:12:06,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:12:27,204 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:12:27,205 INFO L298 CfgBuilder]: Removed 32 assume(true) statements. [2020-11-29 21:12:27,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:12:27 BoogieIcfgContainer [2020-11-29 21:12:27,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:12:27,208 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 21:12:27,208 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 21:12:27,211 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 21:12:27,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 09:12:06" (1/3) ... [2020-11-29 21:12:27,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c6d050f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:12:27, skipping insertion in model container [2020-11-29 21:12:27,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:12:06" (2/3) ... [2020-11-29 21:12:27,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c6d050f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:12:27, skipping insertion in model container [2020-11-29 21:12:27,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:12:27" (3/3) ... [2020-11-29 21:12:27,215 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0260.c [2020-11-29 21:12:27,225 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 21:12:27,230 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 21:12:27,241 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 21:12:27,265 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 21:12:27,266 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 21:12:27,266 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 21:12:27,266 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 21:12:27,266 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 21:12:27,266 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 21:12:27,266 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 21:12:27,266 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 21:12:27,280 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2020-11-29 21:12:27,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 21:12:27,285 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:12:27,286 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:12:27,286 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:12:27,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:12:27,290 INFO L82 PathProgramCache]: Analyzing trace with hash 2046089236, now seen corresponding path program 1 times [2020-11-29 21:12:27,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:12:27,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1943341340] [2020-11-29 21:12:27,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/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 21:12:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:12:28,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-29 21:12:28,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:12:28,089 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 21:12:28,089 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 21:12:28,092 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 21:12:28,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1943341340] [2020-11-29 21:12:28,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:12:28,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-29 21:12:28,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67537767] [2020-11-29 21:12:28,099 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 21:12:28,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 21:12:28,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 21:12:28,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 21:12:28,115 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2020-11-29 21:12:28,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:12:28,139 INFO L93 Difference]: Finished difference Result 143 states and 233 transitions. [2020-11-29 21:12:28,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 21:12:28,141 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-11-29 21:12:28,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:12:28,150 INFO L225 Difference]: With dead ends: 143 [2020-11-29 21:12:28,151 INFO L226 Difference]: Without dead ends: 69 [2020-11-29 21:12:28,154 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 21:12:28,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-11-29 21:12:28,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2020-11-29 21:12:28,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-11-29 21:12:28,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 95 transitions. [2020-11-29 21:12:28,192 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 95 transitions. Word has length 11 [2020-11-29 21:12:28,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:12:28,193 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 95 transitions. [2020-11-29 21:12:28,193 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 21:12:28,193 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2020-11-29 21:12:28,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 21:12:28,194 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:12:28,194 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:12:28,417 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-29 21:12:28,417 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:12:28,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:12:28,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1615635862, now seen corresponding path program 1 times [2020-11-29 21:12:28,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:12:28,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1118115879] [2020-11-29 21:12:28,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/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 21:12:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:12:32,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-29 21:12:32,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:12:33,177 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 21:12:33,177 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 21:12:33,333 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 21:12:33,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1118115879] [2020-11-29 21:12:33,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:12:33,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-29 21:12:33,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744117519] [2020-11-29 21:12:33,335 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-29 21:12:33,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 21:12:33,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-29 21:12:33,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-29 21:12:33,337 INFO L87 Difference]: Start difference. First operand 69 states and 95 transitions. Second operand 8 states. [2020-11-29 21:12:34,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:12:34,838 INFO L93 Difference]: Finished difference Result 74 states and 99 transitions. [2020-11-29 21:12:35,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 21:12:35,194 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2020-11-29 21:12:35,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:12:35,194 INFO L225 Difference]: With dead ends: 74 [2020-11-29 21:12:35,195 INFO L226 Difference]: Without dead ends: 14 [2020-11-29 21:12:35,196 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-11-29 21:12:35,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2020-11-29 21:12:35,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2020-11-29 21:12:35,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-11-29 21:12:35,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 13 transitions. [2020-11-29 21:12:35,200 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 13 transitions. Word has length 12 [2020-11-29 21:12:35,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:12:35,200 INFO L481 AbstractCegarLoop]: Abstraction has 14 states and 13 transitions. [2020-11-29 21:12:35,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-29 21:12:35,200 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2020-11-29 21:12:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 21:12:35,201 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:12:35,201 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:12:35,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-29 21:12:35,402 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:12:35,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:12:35,403 INFO L82 PathProgramCache]: Analyzing trace with hash -1309739176, now seen corresponding path program 1 times [2020-11-29 21:12:35,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:12:35,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [15530815] [2020-11-29 21:12:35,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/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 21:12:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:12:36,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 21:12:36,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:12:36,541 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 21:12:36,541 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 21:12:39,881 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 21:12:39,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [15530815] [2020-11-29 21:12:39,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:12:39,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 9 [2020-11-29 21:12:39,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518871035] [2020-11-29 21:12:39,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 21:12:39,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 21:12:39,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 21:12:39,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-29 21:12:39,884 INFO L87 Difference]: Start difference. First operand 14 states and 13 transitions. Second operand 9 states. [2020-11-29 21:12:41,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:12:41,545 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2020-11-29 21:12:41,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 21:12:41,545 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 13 [2020-11-29 21:12:41,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:12:41,545 INFO L225 Difference]: With dead ends: 14 [2020-11-29 21:12:41,545 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 21:12:41,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-11-29 21:12:41,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 21:12:41,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 21:12:41,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 21:12:41,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 21:12:41,547 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2020-11-29 21:12:41,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:12:41,547 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 21:12:41,547 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 21:12:41,547 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 21:12:41,547 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 21:12:41,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-29 21:12:41,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 21:12:42,081 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2020-11-29 21:12:42,334 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2020-11-29 21:12:42,511 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2020-11-29 21:12:42,517 INFO L274 CegarLoopResult]: For program point L184(lines 184 199) no Hoare annotation was computed. [2020-11-29 21:12:42,517 INFO L274 CegarLoopResult]: For program point L184-1(lines 184 199) no Hoare annotation was computed. [2020-11-29 21:12:42,517 INFO L270 CegarLoopResult]: At program point L19(line 19) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode) (v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3))) (= ((_ extract 63 32) v_skolemized_v_prenex_1_3) ULTIMATE.start___ieee754_asin_~hx~0))) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start___ieee754_asin_#res| (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse1 .cse1)))) (fp.div roundNearestTiesToEven .cse0 .cse0))) (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) v_skolemized_v_prenex_1_3)) ULTIMATE.start___ieee754_asin_~ix~0) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3))))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) ULTIMATE.start___ieee754_asin_~x)) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|)) [2020-11-29 21:12:42,517 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 21:12:42,517 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 21:12:42,518 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 21:12:42,518 INFO L274 CegarLoopResult]: For program point L185(lines 185 198) no Hoare annotation was computed. [2020-11-29 21:12:42,518 INFO L270 CegarLoopResult]: At program point L86-2(lines 86 102) the Hoare annotation is: false [2020-11-29 21:12:42,518 INFO L274 CegarLoopResult]: For program point L86-3(lines 23 131) no Hoare annotation was computed. [2020-11-29 21:12:42,518 INFO L274 CegarLoopResult]: For program point L186(lines 186 187) no Hoare annotation was computed. [2020-11-29 21:12:42,518 INFO L274 CegarLoopResult]: For program point L54-2(lines 54 55) no Hoare annotation was computed. [2020-11-29 21:12:42,518 INFO L270 CegarLoopResult]: At program point L54-3(lines 54 55) the Hoare annotation is: false [2020-11-29 21:12:42,518 INFO L274 CegarLoopResult]: For program point L54-4(lines 54 55) no Hoare annotation was computed. [2020-11-29 21:12:42,518 INFO L274 CegarLoopResult]: For program point L104(lines 104 118) no Hoare annotation was computed. [2020-11-29 21:12:42,518 INFO L274 CegarLoopResult]: For program point L121(lines 121 122) no Hoare annotation was computed. [2020-11-29 21:12:42,519 INFO L274 CegarLoopResult]: For program point L121-2(lines 121 122) no Hoare annotation was computed. [2020-11-29 21:12:42,519 INFO L274 CegarLoopResult]: For program point L89(lines 89 98) no Hoare annotation was computed. [2020-11-29 21:12:42,519 INFO L274 CegarLoopResult]: For program point L89-2(lines 89 98) no Hoare annotation was computed. [2020-11-29 21:12:42,519 INFO L274 CegarLoopResult]: For program point L139(lines 139 144) no Hoare annotation was computed. [2020-11-29 21:12:42,519 INFO L274 CegarLoopResult]: For program point L139-1(lines 132 146) no Hoare annotation was computed. [2020-11-29 21:12:42,519 INFO L274 CegarLoopResult]: For program point L106(lines 106 117) no Hoare annotation was computed. [2020-11-29 21:12:42,519 INFO L274 CegarLoopResult]: For program point L139-2(lines 139 144) no Hoare annotation was computed. [2020-11-29 21:12:42,519 INFO L274 CegarLoopResult]: For program point L40(lines 40 45) no Hoare annotation was computed. [2020-11-29 21:12:42,519 INFO L270 CegarLoopResult]: At program point L73-2(lines 73 83) the Hoare annotation is: false [2020-11-29 21:12:42,519 INFO L274 CegarLoopResult]: For program point L40-2(lines 40 45) no Hoare annotation was computed. [2020-11-29 21:12:42,520 INFO L274 CegarLoopResult]: For program point L73-3(lines 73 83) no Hoare annotation was computed. [2020-11-29 21:12:42,520 INFO L274 CegarLoopResult]: For program point L173(lines 173 199) no Hoare annotation was computed. [2020-11-29 21:12:42,520 INFO L274 CegarLoopResult]: For program point L41(lines 41 44) no Hoare annotation was computed. [2020-11-29 21:12:42,520 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 21:12:42,520 INFO L274 CegarLoopResult]: For program point L91(lines 91 92) no Hoare annotation was computed. [2020-11-29 21:12:42,520 INFO L274 CegarLoopResult]: For program point L124-1(lines 124 129) no Hoare annotation was computed. [2020-11-29 21:12:42,520 INFO L270 CegarLoopResult]: At program point L124-2(lines 124 129) the Hoare annotation is: false [2020-11-29 21:12:42,520 INFO L274 CegarLoopResult]: For program point L91-2(lines 91 92) no Hoare annotation was computed. [2020-11-29 21:12:42,520 INFO L274 CegarLoopResult]: For program point L124-3(lines 124 129) no Hoare annotation was computed. [2020-11-29 21:12:42,520 INFO L274 CegarLoopResult]: For program point L108(lines 108 116) no Hoare annotation was computed. [2020-11-29 21:12:42,521 INFO L274 CegarLoopResult]: For program point L75(lines 75 79) no Hoare annotation was computed. [2020-11-29 21:12:42,521 INFO L274 CegarLoopResult]: For program point L75-2(lines 75 79) no Hoare annotation was computed. [2020-11-29 21:12:42,521 INFO L274 CegarLoopResult]: For program point L175-1(lines 175 179) no Hoare annotation was computed. [2020-11-29 21:12:42,521 INFO L270 CegarLoopResult]: At program point L175-2(lines 175 179) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode) (v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3))) (= ((_ extract 63 32) v_skolemized_v_prenex_1_3) ULTIMATE.start___ieee754_asin_~hx~0))) (= currentRoundingMode roundNearestTiesToEven) (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) v_skolemized_v_prenex_1_3)) ULTIMATE.start___ieee754_asin_~ix~0) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3))))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) ULTIMATE.start___ieee754_asin_~x))) [2020-11-29 21:12:42,521 INFO L274 CegarLoopResult]: For program point L175-3(lines 173 184) no Hoare annotation was computed. [2020-11-29 21:12:42,521 INFO L274 CegarLoopResult]: For program point L43(lines 43 44) no Hoare annotation was computed. [2020-11-29 21:12:42,521 INFO L274 CegarLoopResult]: For program point L94(lines 94 95) no Hoare annotation was computed. [2020-11-29 21:12:42,521 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 21:12:42,522 INFO L274 CegarLoopResult]: For program point L94-2(lines 94 95) no Hoare annotation was computed. [2020-11-29 21:12:42,522 INFO L274 CegarLoopResult]: For program point L210(lines 210 226) no Hoare annotation was computed. [2020-11-29 21:12:42,522 INFO L274 CegarLoopResult]: For program point L210-2(lines 164 231) no Hoare annotation was computed. [2020-11-29 21:12:42,522 INFO L274 CegarLoopResult]: For program point L111(lines 111 116) no Hoare annotation was computed. [2020-11-29 21:12:42,522 INFO L274 CegarLoopResult]: For program point L62(lines 62 65) no Hoare annotation was computed. [2020-11-29 21:12:42,522 INFO L274 CegarLoopResult]: For program point L29-1(lines 29 34) no Hoare annotation was computed. [2020-11-29 21:12:42,522 INFO L274 CegarLoopResult]: For program point L62-2(lines 62 65) no Hoare annotation was computed. [2020-11-29 21:12:42,522 INFO L270 CegarLoopResult]: At program point L29-2(lines 29 34) the Hoare annotation is: false [2020-11-29 21:12:42,522 INFO L274 CegarLoopResult]: For program point L29-3(lines 23 131) no Hoare annotation was computed. [2020-11-29 21:12:42,522 INFO L274 CegarLoopResult]: For program point L244(lines 244 247) no Hoare annotation was computed. [2020-11-29 21:12:42,523 INFO L270 CegarLoopResult]: At program point L145(lines 132 146) the Hoare annotation is: false [2020-11-29 21:12:42,523 INFO L274 CegarLoopResult]: For program point L112(lines 112 113) no Hoare annotation was computed. [2020-11-29 21:12:42,523 INFO L274 CegarLoopResult]: For program point L112-2(lines 112 113) no Hoare annotation was computed. [2020-11-29 21:12:42,523 INFO L270 CegarLoopResult]: At program point L130(lines 23 131) the Hoare annotation is: false [2020-11-29 21:12:42,523 INFO L274 CegarLoopResult]: For program point L48(lines 48 59) no Hoare annotation was computed. [2020-11-29 21:12:42,523 INFO L274 CegarLoopResult]: For program point L48-2(lines 48 59) no Hoare annotation was computed. [2020-11-29 21:12:42,523 INFO L270 CegarLoopResult]: At program point L230(lines 164 231) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode) (v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3))) (= ((_ extract 63 32) v_skolemized_v_prenex_1_3) ULTIMATE.start___ieee754_asin_~hx~0))) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start___ieee754_asin_#res| (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse1 .cse1)))) (fp.div roundNearestTiesToEven .cse0 .cse0))) (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) v_skolemized_v_prenex_1_3)) ULTIMATE.start___ieee754_asin_~ix~0) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3))))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) ULTIMATE.start___ieee754_asin_~x))) [2020-11-29 21:12:42,523 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 21:12:42,524 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 21:12:42,524 INFO L270 CegarLoopResult]: At program point L49-2(lines 49 53) the Hoare annotation is: false [2020-11-29 21:12:42,524 INFO L274 CegarLoopResult]: For program point L49-3(lines 49 53) no Hoare annotation was computed. [2020-11-29 21:12:42,524 INFO L274 CegarLoopResult]: For program point L215-1(lines 215 220) no Hoare annotation was computed. [2020-11-29 21:12:42,524 INFO L270 CegarLoopResult]: At program point L215-2(lines 215 220) the Hoare annotation is: false [2020-11-29 21:12:42,524 INFO L274 CegarLoopResult]: For program point L215-3(lines 215 220) no Hoare annotation was computed. [2020-11-29 21:12:42,524 INFO L277 CegarLoopResult]: At program point L249(lines 233 250) the Hoare annotation is: true [2020-11-29 21:12:42,524 INFO L274 CegarLoopResult]: For program point L167-1(lines 167 171) no Hoare annotation was computed. [2020-11-29 21:12:42,525 INFO L270 CegarLoopResult]: At program point L167-2(lines 167 171) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) ULTIMATE.start___ieee754_asin_~x))) [2020-11-29 21:12:42,525 INFO L274 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2020-11-29 21:12:42,529 INFO L274 CegarLoopResult]: For program point L167-3(lines 167 171) no Hoare annotation was computed. [2020-11-29 21:12:42,530 INFO L270 CegarLoopResult]: At program point L134-2(lines 134 138) the Hoare annotation is: false [2020-11-29 21:12:42,546 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,552 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,561 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,562 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,562 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,562 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,563 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,563 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,563 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,563 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,564 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,564 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,564 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,566 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,576 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,576 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,576 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,577 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,577 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,577 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,577 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,577 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,579 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,579 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,579 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,582 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,582 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,582 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,583 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,583 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,583 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,584 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,584 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,589 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,592 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,601 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,601 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,601 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,602 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,602 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,602 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,602 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,604 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,606 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,606 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,609 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,610 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,610 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,611 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,611 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,611 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,611 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,611 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,612 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,612 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,614 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,614 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,614 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,618 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,618 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,618 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 09:12:42 BoogieIcfgContainer [2020-11-29 21:12:42,621 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 21:12:42,621 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:12:42,621 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:12:42,622 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:12:42,622 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:12:27" (3/4) ... [2020-11-29 21:12:42,626 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 21:12:42,659 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2020-11-29 21:12:42,659 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-29 21:12:42,660 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:12:42,660 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:12:42,688 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) [2020-11-29 21:12:42,689 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists currentRoundingMode : FloatRoundingMode, v_skolemized_v_prenex_1_3 : bv64 :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) && v_skolemized_v_prenex_1_3[63:32] == hx) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_v_prenex_1_3 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_v_prenex_1_3[63:32]) == ix && ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) [2020-11-29 21:12:42,689 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists currentRoundingMode : FloatRoundingMode, v_skolemized_v_prenex_1_3 : bv64 :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) && v_skolemized_v_prenex_1_3[63:32] == hx) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())))) && (\exists v_skolemized_v_prenex_1_3 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_v_prenex_1_3[63:32]) == ix && ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) [2020-11-29 21:12:42,691 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\exists currentRoundingMode : FloatRoundingMode, v_skolemized_v_prenex_1_3 : bv64 :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) && v_skolemized_v_prenex_1_3[63:32] == hx) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())))) && (\exists v_skolemized_v_prenex_1_3 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_v_prenex_1_3[63:32]) == ix && ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x)) && 1bv32 == \result [2020-11-29 21:12:42,754 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_82561f26-06a9-4783-90e5-65fd1b8106bd/bin/uautomizer/witness.graphml [2020-11-29 21:12:42,754 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:12:42,756 INFO L168 Benchmark]: Toolchain (without parser) took 36645.26 ms. Allocated memory was 48.2 MB in the beginning and 65.0 MB in the end (delta: 16.8 MB). Free memory was 23.4 MB in the beginning and 39.5 MB in the end (delta: -16.1 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:42,758 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 36.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:12:42,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.23 ms. Allocated memory is still 48.2 MB. Free memory was 23.2 MB in the beginning and 18.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:42,761 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.98 ms. Allocated memory was 48.2 MB in the beginning and 65.0 MB in the end (delta: 16.8 MB). Free memory was 18.4 MB in the beginning and 46.1 MB in the end (delta: -27.7 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:42,761 INFO L168 Benchmark]: Boogie Preprocessor took 109.23 ms. Allocated memory is still 65.0 MB. Free memory was 46.1 MB in the beginning and 43.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:42,762 INFO L168 Benchmark]: RCFGBuilder took 20506.96 ms. Allocated memory is still 65.0 MB. Free memory was 43.5 MB in the beginning and 41.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:42,762 INFO L168 Benchmark]: TraceAbstraction took 15412.55 ms. Allocated memory is still 65.0 MB. Free memory was 41.0 MB in the beginning and 24.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:42,763 INFO L168 Benchmark]: Witness Printer took 133.18 ms. Allocated memory is still 65.0 MB. Free memory was 24.6 MB in the beginning and 39.5 MB in the end (delta: -14.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:12:42,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 36.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 384.23 ms. Allocated memory is still 48.2 MB. Free memory was 23.2 MB in the beginning and 18.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.98 ms. Allocated memory was 48.2 MB in the beginning and 65.0 MB in the end (delta: 16.8 MB). Free memory was 18.4 MB in the beginning and 46.1 MB in the end (delta: -27.7 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 109.23 ms. Allocated memory is still 65.0 MB. Free memory was 46.1 MB in the beginning and 43.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 20506.96 ms. Allocated memory is still 65.0 MB. Free memory was 43.5 MB in the beginning and 41.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15412.55 ms. Allocated memory is still 65.0 MB. Free memory was 41.0 MB in the beginning and 24.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * Witness Printer took 133.18 ms. Allocated memory is still 65.0 MB. Free memory was 24.6 MB in the beginning and 39.5 MB in the end (delta: -14.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - 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: 49]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant [2020-11-29 21:12:42,785 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,786 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,787 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,788 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant [2020-11-29 21:12:42,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,790 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,790 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,790 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,792 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,792 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,792 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,793 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,793 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,793 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,793 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,793 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,794 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,796 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,796 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,796 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,797 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,797 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,797 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,797 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,797 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,800 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((\exists currentRoundingMode : FloatRoundingMode, v_skolemized_v_prenex_1_3 : bv64 :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) && v_skolemized_v_prenex_1_3[63:32] == hx) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())))) && (\exists v_skolemized_v_prenex_1_3 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_v_prenex_1_3[63:32]) == ix && ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant [2020-11-29 21:12:42,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,802 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,802 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,802 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,802 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,802 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,803 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,803 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,803 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,804 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,806 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,806 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,806 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,806 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,806 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,807 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,807 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,807 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,808 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((\exists currentRoundingMode : FloatRoundingMode, v_skolemized_v_prenex_1_3 : bv64 :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) && v_skolemized_v_prenex_1_3[63:32] == hx) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())), ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())))) && (\exists v_skolemized_v_prenex_1_3 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_v_prenex_1_3[63:32]) == ix && ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x)) && 1bv32 == \result - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant [2020-11-29 21:12:42,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,812 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,813 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-29 21:12:42,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,815 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-29 21:12:42,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2020-11-29 21:12:42,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-29 21:12:42,818 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((\exists currentRoundingMode : FloatRoundingMode, v_skolemized_v_prenex_1_3 : bv64 :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) && v_skolemized_v_prenex_1_3[63:32] == hx) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists v_skolemized_v_prenex_1_3 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, v_skolemized_v_prenex_1_3[63:32]) == ix && ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 111 SDtfs, 63 SDslu, 25 SDs, 0 SdLazy, 32 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 20 NumberOfFragments, 220 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 24 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 5.6s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 66 ConstructedInterpolants, 5 QuantifiedInterpolants, 3128 SizeOfPredicates, 17 NumberOfNonLiveVariables, 199 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...