./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd7d022a1ff6fee6b2d925b7876c30126acc994c ............................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd7d022a1ff6fee6b2d925b7876c30126acc994c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:53:49,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:53:49,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:53:49,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:53:49,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:53:49,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:53:49,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:53:49,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:53:49,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:53:49,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:53:49,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:53:49,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:53:49,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:53:49,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:53:49,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:53:49,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:53:49,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:53:49,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:53:49,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:53:49,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:53:49,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:53:49,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:53:49,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:53:49,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:53:49,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:53:49,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:53:49,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:53:49,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:53:49,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:53:49,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:53:49,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:53:49,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:53:49,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:53:49,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:53:49,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:53:49,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:53:49,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:53:49,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:53:49,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:53:49,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:53:49,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:53:49,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 22:53:49,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:53:49,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:53:49,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:53:49,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:53:49,727 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:53:49,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:53:49,728 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:53:49,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:53:49,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:53:49,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:53:49,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 22:53:49,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 22:53:49,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 22:53:49,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:53:49,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 22:53:49,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:53:49,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 22:53:49,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:53:49,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:53:49,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 22:53:49,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 22:53:49,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:53:49,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:53:49,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 22:53:49,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 22:53:49,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:53:49,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 22:53:49,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 22:53:49,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/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(__VERIFIER_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 -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2019-11-15 22:53:49,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:53:49,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:53:49,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:53:49,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:53:49,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:53:49,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-15 22:53:49,849 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data/13f319d36/50172ab9e99747a59be1b594e9e28ec9/FLAG057b7bf04 [2019-11-15 22:53:50,350 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:53:50,360 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-15 22:53:50,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data/13f319d36/50172ab9e99747a59be1b594e9e28ec9/FLAG057b7bf04 [2019-11-15 22:53:50,712 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data/13f319d36/50172ab9e99747a59be1b594e9e28ec9 [2019-11-15 22:53:50,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:53:50,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 22:53:50,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:53:50,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:53:50,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:53:50,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:53:50" (1/1) ... [2019-11-15 22:53:50,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a1f1e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:50, skipping insertion in model container [2019-11-15 22:53:50,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:53:50" (1/1) ... [2019-11-15 22:53:50,738 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:53:50,762 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:53:51,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:53:51,084 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:53:51,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:53:51,170 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:53:51,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51 WrapperNode [2019-11-15 22:53:51,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:53:51,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 22:53:51,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 22:53:51,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 22:53:51,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... [2019-11-15 22:53:51,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... [2019-11-15 22:53:51,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 22:53:51,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:53:51,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:53:51,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:53:51,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... [2019-11-15 22:53:51,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... [2019-11-15 22:53:51,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... [2019-11-15 22:53:51,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... [2019-11-15 22:53:51,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... [2019-11-15 22:53:51,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... [2019-11-15 22:53:51,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... [2019-11-15 22:53:51,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:53:51,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:53:51,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:53:51,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:53:51,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/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 [2019-11-15 22:53:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 22:53:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-15 22:53:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 22:53:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-15 22:53:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:53:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:53:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 22:53:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-15 22:53:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 22:53:51,930 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:53:51,931 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-15 22:53:51,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:53:51 BoogieIcfgContainer [2019-11-15 22:53:51,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:53:51,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 22:53:51,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 22:53:51,941 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 22:53:51,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:53:50" (1/3) ... [2019-11-15 22:53:51,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e24ec33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:53:51, skipping insertion in model container [2019-11-15 22:53:51,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:51" (2/3) ... [2019-11-15 22:53:51,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e24ec33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:53:51, skipping insertion in model container [2019-11-15 22:53:51,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:53:51" (3/3) ... [2019-11-15 22:53:51,945 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2019-11-15 22:53:51,956 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 22:53:51,971 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 22:53:51,983 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 22:53:52,010 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 22:53:52,011 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 22:53:52,011 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 22:53:52,011 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:53:52,012 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:53:52,012 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 22:53:52,012 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:53:52,012 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 22:53:52,030 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-15 22:53:52,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-15 22:53:52,038 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:53:52,039 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:53:52,041 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:53:52,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:53:52,048 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-15 22:53:52,058 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:53:52,058 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769437920] [2019-11-15 22:53:52,058 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:53:52,059 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:53:52,059 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:53:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:53:52,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:53:52,216 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769437920] [2019-11-15 22:53:52,217 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:53:52,217 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 22:53:52,217 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575232079] [2019-11-15 22:53:52,222 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 22:53:52,223 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:53:52,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 22:53:52,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 22:53:52,241 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-15 22:53:52,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:53:52,259 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-15 22:53:52,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 22:53:52,261 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-15 22:53:52,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:53:52,273 INFO L225 Difference]: With dead ends: 62 [2019-11-15 22:53:52,273 INFO L226 Difference]: Without dead ends: 29 [2019-11-15 22:53:52,277 INFO L600 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 [2019-11-15 22:53:52,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-15 22:53:52,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-15 22:53:52,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-15 22:53:52,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-15 22:53:52,314 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-15 22:53:52,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:53:52,314 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-15 22:53:52,314 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 22:53:52,315 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-15 22:53:52,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 22:53:52,315 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:53:52,316 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:53:52,316 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:53:52,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:53:52,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-15 22:53:52,317 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:53:52,317 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013335078] [2019-11-15 22:53:52,318 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:53:52,318 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:53:52,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:53:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:53:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:53:52,495 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:53:52,496 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-15 22:53:52,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:53:52 BoogieIcfgContainer [2019-11-15 22:53:52,537 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 22:53:52,538 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:53:52,538 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:53:52,538 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:53:52,539 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:53:51" (3/4) ... [2019-11-15 22:53:52,543 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 22:53:52,543 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:53:52,546 INFO L168 Benchmark]: Toolchain (without parser) took 1827.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -124.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2019-11-15 22:53:52,547 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:53:52,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-15 22:53:52,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:53:52,549 INFO L168 Benchmark]: Boogie Preprocessor took 41.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:53:52,549 INFO L168 Benchmark]: RCFGBuilder took 653.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2019-11-15 22:53:52,550 INFO L168 Benchmark]: TraceAbstraction took 603.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-11-15 22:53:52,551 INFO L168 Benchmark]: Witness Printer took 5.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:53:52,554 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 452.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 653.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 603.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 5.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 131]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L32-L37] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L52-L54] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L127] float x = 1.0f / 0.0f; [L57] float w, s1, s2, z; [L58] __int32_t ix, hx, id; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L61] ieee_float_shape_type gf_u; [L62] gf_u.value = (x) [L63] EXPR gf_u.word [L63] (hx) = gf_u.word [L65] ix = hx & 0x7fffffff VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L66] COND TRUE ix >= 0x50800000 VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L67] COND TRUE ((ix) > 0x7f800000L) [L68] return x + x; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L128] float res = atan_float(x); [L130] COND TRUE res != pi_o_2 VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L131] __VERIFIER_error() VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 42 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=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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, 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 0.1.24-cad4683 [2019-11-15 22:53:55,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:53:55,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:53:55,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-15 22:53:55,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:53:55,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:53:55,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:53:55,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:53:55,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:53:55,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:53:55,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:53:55,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:53:55,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:53:55,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:53:55,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:53:55,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:53:55,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:53:55,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:53:55,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:53:55,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:53:55,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:53:55,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:53:55,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:53:55,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:53:55,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:53:55,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:53:55,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:53:55,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:53:55,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:53:55,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:53:55,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:53:55,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:53:55,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:53:55,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 22:53:55,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:53:55,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:53:55,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:53:55,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:53:55,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:53:55,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:53:55,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:53:55,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:53:55,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:53:55,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 22:53:55,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 22:53:55,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 22:53:55,342 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 22:53:55,342 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 22:53:55,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:53:55,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 22:53:55,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:53:55,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 22:53:55,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:53:55,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:53:55,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 22:53:55,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 22:53:55,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:53:55,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:53:55,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 22:53:55,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 22:53:55,346 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 22:53:55,346 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 22:53:55,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 22:53:55,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 22:53:55,347 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/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(__VERIFIER_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 -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2019-11-15 22:53:55,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:53:55,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:53:55,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:53:55,402 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:53:55,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:53:55,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-15 22:53:55,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data/4f8eb3f19/cd2cfc80cc384687b476b595c2502d2e/FLAG5cf8b0de0 [2019-11-15 22:53:55,963 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:53:55,966 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-15 22:53:55,976 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data/4f8eb3f19/cd2cfc80cc384687b476b595c2502d2e/FLAG5cf8b0de0 [2019-11-15 22:53:56,283 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/data/4f8eb3f19/cd2cfc80cc384687b476b595c2502d2e [2019-11-15 22:53:56,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:53:56,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 22:53:56,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:53:56,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:53:56,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:53:56,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6266a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56, skipping insertion in model container [2019-11-15 22:53:56,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,305 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:53:56,330 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:53:56,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:53:56,563 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:53:56,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:53:56,749 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:53:56,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56 WrapperNode [2019-11-15 22:53:56,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:53:56,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 22:53:56,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 22:53:56,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 22:53:56,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 22:53:56,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:53:56,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:53:56,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:53:56,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... [2019-11-15 22:53:56,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:53:56,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:53:56,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:53:56,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:53:56,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/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 [2019-11-15 22:53:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-15 22:53:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 22:53:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-15 22:53:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 22:53:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:53:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:53:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-15 22:53:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 22:53:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 22:54:06,916 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:54:06,917 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-15 22:54:06,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:54:06 BoogieIcfgContainer [2019-11-15 22:54:06,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:54:06,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 22:54:06,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 22:54:06,922 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 22:54:06,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:53:56" (1/3) ... [2019-11-15 22:54:06,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dba7305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:54:06, skipping insertion in model container [2019-11-15 22:54:06,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:53:56" (2/3) ... [2019-11-15 22:54:06,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dba7305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:54:06, skipping insertion in model container [2019-11-15 22:54:06,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:54:06" (3/3) ... [2019-11-15 22:54:06,927 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2019-11-15 22:54:06,938 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 22:54:06,946 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 22:54:06,958 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 22:54:06,980 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 22:54:06,980 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 22:54:06,980 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 22:54:06,981 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:54:06,981 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:54:06,981 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 22:54:06,981 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:54:06,981 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 22:54:06,997 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-15 22:54:07,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-15 22:54:07,005 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:54:07,006 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:54:07,008 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:54:07,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:54:07,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-15 22:54:07,028 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 22:54:07,029 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1242880175] [2019-11-15 22:54:07,029 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/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 [2019-11-15 22:54:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:54:07,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-15 22:54:07,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 22:54:07,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:54:07,252 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 22:54:07,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:54:07,261 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1242880175] [2019-11-15 22:54:07,261 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:54:07,262 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-15 22:54:07,262 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783792275] [2019-11-15 22:54:07,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 22:54:07,267 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 22:54:07,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 22:54:07,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 22:54:07,287 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-15 22:54:07,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:54:07,317 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-15 22:54:07,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 22:54:07,319 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-15 22:54:07,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:54:07,340 INFO L225 Difference]: With dead ends: 62 [2019-11-15 22:54:07,341 INFO L226 Difference]: Without dead ends: 29 [2019-11-15 22:54:07,351 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 22:54:07,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-15 22:54:07,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-15 22:54:07,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-15 22:54:07,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-15 22:54:07,397 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-15 22:54:07,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:54:07,398 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-15 22:54:07,398 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 22:54:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-15 22:54:07,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 22:54:07,399 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:54:07,399 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:54:07,611 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-15 22:54:07,612 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:54:07,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:54:07,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-15 22:54:07,613 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 22:54:07,613 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [237380674] [2019-11-15 22:54:07,614 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/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 [2019-11-15 22:54:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:54:07,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-15 22:54:07,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 22:54:07,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:54:07,918 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 22:54:08,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:54:08,032 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [237380674] [2019-11-15 22:54:08,032 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:54:08,032 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-15 22:54:08,033 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360435046] [2019-11-15 22:54:08,035 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 22:54:08,035 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 22:54:08,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 22:54:08,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-15 22:54:08,036 INFO L87 Difference]: Start difference. First operand 29 states and 39 transitions. Second operand 8 states. [2019-11-15 22:54:08,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:54:08,299 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2019-11-15 22:54:08,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 22:54:08,305 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 10 [2019-11-15 22:54:08,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:54:08,305 INFO L225 Difference]: With dead ends: 33 [2019-11-15 22:54:08,306 INFO L226 Difference]: Without dead ends: 12 [2019-11-15 22:54:08,307 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-15 22:54:08,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-11-15 22:54:08,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-11-15 22:54:08,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-11-15 22:54:08,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-11-15 22:54:08,310 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2019-11-15 22:54:08,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:54:08,311 INFO L462 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-11-15 22:54:08,312 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 22:54:08,312 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-11-15 22:54:08,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-15 22:54:08,313 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:54:08,313 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:54:08,531 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-15 22:54:08,531 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:54:08,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:54:08,532 INFO L82 PathProgramCache]: Analyzing trace with hash -1305404355, now seen corresponding path program 1 times [2019-11-15 22:54:08,532 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 22:54:08,532 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316293619] [2019-11-15 22:54:08,533 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/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 [2019-11-15 22:54:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:54:08,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-15 22:54:08,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 22:54:09,153 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 21 [2019-11-15 22:54:09,154 INFO L341 Elim1Store]: treesize reduction 73, result has 33.0 percent of original size [2019-11-15 22:54:09,155 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 41 [2019-11-15 22:54:09,156 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 22:54:09,372 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2019-11-15 22:54:09,373 INFO L567 ElimStorePlain]: treesize reduction 10, result has 90.9 percent of original size [2019-11-15 22:54:09,374 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-15 22:54:09,378 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-15 22:54:09,379 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:85, output treesize:100 [2019-11-15 22:54:09,381 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-15 22:54:09,507 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 44 [2019-11-15 22:54:09,620 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 22:54:09,621 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 38 [2019-11-15 22:54:09,625 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 22:54:09,678 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 22:54:09,729 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 22:54:09,730 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 68 [2019-11-15 22:54:09,732 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 22:54:09,879 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2019-11-15 22:54:09,880 INFO L567 ElimStorePlain]: treesize reduction 28, result has 75.2 percent of original size [2019-11-15 22:54:09,881 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 22:54:09,882 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:100, output treesize:70 [2019-11-15 22:54:10,019 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 22:54:10,020 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 61 [2019-11-15 22:54:10,021 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 22:54:10,023 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 22:54:10,025 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-15 22:54:10,499 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-11-15 22:54:10,500 INFO L567 ElimStorePlain]: treesize reduction 4, result has 94.1 percent of original size [2019-11-15 22:54:10,504 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-15 22:54:10,505 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:124, output treesize:52 [2019-11-15 22:54:10,895 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-11-15 22:54:11,352 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-11-15 22:54:11,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:54:11,404 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 22:54:12,666 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2019-11-15 22:54:21,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:54:21,923 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [316293619] [2019-11-15 22:54:21,923 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:54:21,923 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-15 22:54:21,924 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119746697] [2019-11-15 22:54:21,924 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-15 22:54:21,925 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 22:54:21,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-15 22:54:21,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-11-15 22:54:21,926 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 10 states. [2019-11-15 22:54:22,917 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-11-15 22:54:23,662 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-11-15 22:54:23,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:54:23,664 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2019-11-15 22:54:23,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 22:54:23,664 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-11-15 22:54:23,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:54:23,664 INFO L225 Difference]: With dead ends: 12 [2019-11-15 22:54:23,664 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 22:54:23,665 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 12.9s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-11-15 22:54:23,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 22:54:23,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 22:54:23,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 22:54:23,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 22:54:23,666 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-11-15 22:54:23,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:54:23,667 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 22:54:23,667 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-15 22:54:23,667 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 22:54:23,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 22:54:23,868 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-15 22:54:23,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 22:54:24,387 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-11-15 22:54:24,392 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2019-11-15 22:54:24,393 INFO L439 ceAbstractionStarter]: At program point L60-2(lines 60 64) the Hoare annotation is: (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= ULTIMATE.start_atan_float_~x (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) (let ((.cse0 (select (select |#memory_int| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (let ((.cse1 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0))))) [2019-11-15 22:54:24,393 INFO L443 ceAbstractionStarter]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2019-11-15 22:54:24,393 INFO L443 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-15 22:54:24,393 INFO L439 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-15 22:54:24,394 INFO L446 ceAbstractionStarter]: At program point L135(lines 120 136) the Hoare annotation is: true [2019-11-15 22:54:24,394 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 72) no Hoare annotation was computed. [2019-11-15 22:54:24,394 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 22:54:24,394 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 22:54:24,394 INFO L439 ceAbstractionStarter]: At program point L29(lines 17 30) the Hoare annotation is: false [2019-11-15 22:54:24,394 INFO L443 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-15 22:54:24,395 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 131) no Hoare annotation was computed. [2019-11-15 22:54:24,395 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 133) no Hoare annotation was computed. [2019-11-15 22:54:24,395 INFO L443 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2019-11-15 22:54:24,395 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 22:54:24,395 INFO L443 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-15 22:54:24,395 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 17 30) no Hoare annotation was computed. [2019-11-15 22:54:24,396 INFO L443 ceAbstractionStarter]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2019-11-15 22:54:24,396 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 98) no Hoare annotation was computed. [2019-11-15 22:54:24,396 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 99) no Hoare annotation was computed. [2019-11-15 22:54:24,396 INFO L443 ceAbstractionStarter]: For program point L66(lines 66 73) no Hoare annotation was computed. [2019-11-15 22:54:24,396 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 22:54:24,396 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-11-15 22:54:24,396 INFO L443 ceAbstractionStarter]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2019-11-15 22:54:24,397 INFO L443 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2019-11-15 22:54:24,397 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-15 22:54:24,397 INFO L443 ceAbstractionStarter]: For program point L116-2(line 116) no Hoare annotation was computed. [2019-11-15 22:54:24,397 INFO L439 ceAbstractionStarter]: At program point L116-3(lines 56 118) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= ULTIMATE.start_atan_float_~x .cse0) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) .cse0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) (let ((.cse1 (select (select |#memory_int| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))) (= (let ((.cse2 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0)))) (exists ((v_arrayElimCell_6 (_ BitVec 32)) (v_arrayElimCell_7 (_ BitVec 32))) (let ((.cse3 (fp ((_ extract 31 31) v_arrayElimCell_7) ((_ extract 30 23) v_arrayElimCell_7) ((_ extract 22 0) v_arrayElimCell_7))) (.cse4 (fp ((_ extract 31 31) v_arrayElimCell_6) ((_ extract 30 23) v_arrayElimCell_6) ((_ extract 22 0) v_arrayElimCell_6)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) .cse3) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0))) .cse4) (= (fp.add roundNearestTiesToEven .cse3 .cse4) |ULTIMATE.start_atan_float_#res|)))) (exists ((ULTIMATE.start_atan_float_~hx~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) ULTIMATE.start_atan_float_~hx~0) ULTIMATE.start_atan_float_~ix~1))))) [2019-11-15 22:54:24,397 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2019-11-15 22:54:24,398 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2019-11-15 22:54:24,398 INFO L443 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-15 22:54:24,398 INFO L443 ceAbstractionStarter]: For program point L76(lines 76 77) no Hoare annotation was computed. [2019-11-15 22:54:24,408 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,410 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,410 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,411 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,411 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,411 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,412 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,413 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,418 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,423 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,423 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,424 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,424 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,424 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,426 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,429 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,432 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,433 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,433 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,434 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,434 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,437 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,437 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,438 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,439 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,440 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,441 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,445 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,445 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,446 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,447 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,447 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,448 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,448 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,448 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,450 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,452 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,452 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,452 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,453 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,453 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,454 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,454 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,454 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,456 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,456 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,458 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,459 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,459 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,459 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,460 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,460 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,460 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,461 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,461 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,462 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,463 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,463 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:54:24 BoogieIcfgContainer [2019-11-15 22:54:24,469 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 22:54:24,469 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:54:24,469 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:54:24,470 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:54:24,471 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:54:06" (3/4) ... [2019-11-15 22:54:24,475 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 22:54:24,491 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-15 22:54:24,491 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-15 22:54:24,524 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000))) && (\exists v_arrayElimCell_6 : bv32, v_arrayElimCell_7 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_6[31:31], v_arrayElimCell_6[30:23], v_arrayElimCell_6[22:0])) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_6[31:31], v_arrayElimCell_6[30:23], v_arrayElimCell_6[22:0])) == \result)) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix) [2019-11-15 22:54:24,572 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0a269b96-ff8f-4453-bd2c-84e7a9e95aa9/bin/uautomizer/witness.graphml [2019-11-15 22:54:24,572 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:54:24,573 INFO L168 Benchmark]: Toolchain (without parser) took 28286.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 951.0 MB in the beginning and 917.0 MB in the end (delta: 34.0 MB). Peak memory consumption was 193.9 MB. Max. memory is 11.5 GB. [2019-11-15 22:54:24,574 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:54:24,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -198.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-15 22:54:24,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:54:24,575 INFO L168 Benchmark]: Boogie Preprocessor took 51.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-15 22:54:24,576 INFO L168 Benchmark]: RCFGBuilder took 10046.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2019-11-15 22:54:24,576 INFO L168 Benchmark]: TraceAbstraction took 17549.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 923.5 MB in the end (delta: 181.1 MB). Peak memory consumption was 181.1 MB. Max. memory is 11.5 GB. [2019-11-15 22:54:24,577 INFO L168 Benchmark]: Witness Printer took 102.84 ms. Allocated memory is still 1.2 GB. Free memory was 923.5 MB in the beginning and 917.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-15 22:54:24,579 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 461.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -198.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10046.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17549.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 923.5 MB in the end (delta: 181.1 MB). Peak memory consumption was 181.1 MB. Max. memory is 11.5 GB. * Witness Printer took 102.84 ms. Allocated memory is still 1.2 GB. Free memory was 923.5 MB in the beginning and 917.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 131]: 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: 60]: Loop Invariant [2019-11-15 22:54:24,602 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,602 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,602 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,604 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,604 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,605 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,605 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,605 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,607 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,608 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,608 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,608 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,609 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,609 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,609 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,610 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,610 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,611 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,611 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,611 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,612 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,612 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) - InvariantResult [Line: 56]: Loop Invariant [2019-11-15 22:54:24,613 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,613 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,616 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,616 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,616 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,618 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,619 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,619 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,620 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,620 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,620 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,620 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,622 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,622 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,623 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,624 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,624 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,624 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,625 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,625 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,626 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,630 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,630 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,631 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,631 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,632 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_7,QUANTIFIED] [2019-11-15 22:54:24,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_6,QUANTIFIED] [2019-11-15 22:54:24,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,635 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,636 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 22:54:24,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-15 22:54:24,636 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,637 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,637 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,637 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,638 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-15 22:54:24,638 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000))) && (\exists v_arrayElimCell_6 : bv32, v_arrayElimCell_7 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_6[31:31], v_arrayElimCell_6[30:23], v_arrayElimCell_6[22:0])) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_7[31:31], v_arrayElimCell_7[30:23], v_arrayElimCell_7[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_6[31:31], v_arrayElimCell_6[30:23], v_arrayElimCell_6[22:0])) == \result)) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: SAFE, OverallTime: 17.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 54 SDtfs, 44 SDslu, 23 SDs, 0 SdLazy, 27 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 13.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred 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, 5 LocationsWithAnnotation, 5 PreInvPairs, 8 NumberOfFragments, 268 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 13.3s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 54 ConstructedInterpolants, 7 QuantifiedInterpolants, 12484 SizeOfPredicates, 15 NumberOfNonLiveVariables, 240 ConjunctsInSsa, 21 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...