./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.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/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c -s /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/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 d7e7e55f386e440ebcd430bb3788c6d3a2200122 .................................................................................................................................................................................................................................................................................................................... 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/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c -s /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/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 d7e7e55f386e440ebcd430bb3788c6d3a2200122 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:56:30,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:56:30,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:56:30,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:56:30,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:56:30,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:56:30,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:56:30,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:56:30,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:56:30,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:56:30,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:56:30,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:56:30,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:56:30,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:56:30,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:56:30,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:56:30,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:56:30,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:56:30,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:56:30,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:56:30,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:56:30,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:56:30,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:56:30,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:56:30,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:56:30,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:56:30,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:56:30,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:56:30,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:56:30,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:56:30,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:56:30,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:56:30,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:56:30,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:56:30,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:56:30,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:56:30,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:56:30,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:56:30,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:56:30,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:56:30,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:56:30,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:56:30,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:56:30,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:56:30,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:56:30,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:56:30,637 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:56:30,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:56:30,637 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:56:30,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:56:30,637 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:56:30,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:56:30,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:56:30,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:56:30,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:56:30,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:56:30,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:56:30,638 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:56:30,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:56:30,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:56:30,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:56:30,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:56:30,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:56:30,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:56:30,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:56:30,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:56:30,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:56:30,640 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:56:30,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:56:30,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:56:30,641 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/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/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 -> d7e7e55f386e440ebcd430bb3788c6d3a2200122 [2019-10-22 08:56:30,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:56:30,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:56:30,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:56:30,681 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:56:30,682 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:56:30,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2019-10-22 08:56:30,729 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data/7afca2154/8b9de9dc56c64f518041aae1ae89e0f2/FLAGb19de6518 [2019-10-22 08:56:31,137 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:56:31,138 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2019-10-22 08:56:31,146 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data/7afca2154/8b9de9dc56c64f518041aae1ae89e0f2/FLAGb19de6518 [2019-10-22 08:56:31,162 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data/7afca2154/8b9de9dc56c64f518041aae1ae89e0f2 [2019-10-22 08:56:31,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:56:31,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:56:31,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:31,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:56:31,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:56:31,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e3e00f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31, skipping insertion in model container [2019-10-22 08:56:31,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,182 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:56:31,210 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:56:31,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:31,531 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:56:31,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:31,599 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:56:31,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31 WrapperNode [2019-10-22 08:56:31,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:31,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:31,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:56:31,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:56:31,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:31,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:56:31,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:56:31,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:56:31,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... [2019-10-22 08:56:31,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:56:31,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:56:31,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:56:31,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:56:31,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/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 [2019-10-22 08:56:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:56:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-10-22 08:56:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:56:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-10-22 08:56:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:56:31,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:56:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 08:56:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-10-22 08:56:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:56:32,348 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:56:32,348 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-10-22 08:56:32,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:32 BoogieIcfgContainer [2019-10-22 08:56:32,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:56:32,350 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:56:32,350 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:56:32,353 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:56:32,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:56:31" (1/3) ... [2019-10-22 08:56:32,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e38e46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:56:32, skipping insertion in model container [2019-10-22 08:56:32,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:31" (2/3) ... [2019-10-22 08:56:32,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e38e46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:56:32, skipping insertion in model container [2019-10-22 08:56:32,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:32" (3/3) ... [2019-10-22 08:56:32,357 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661a.c [2019-10-22 08:56:32,366 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:56:32,374 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:56:32,385 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:56:32,412 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:56:32,412 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:56:32,412 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:56:32,412 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:56:32,413 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:56:32,413 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:56:32,413 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:56:32,413 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:56:32,430 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-10-22 08:56:32,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 08:56:32,437 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:32,438 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:32,440 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:32,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:32,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-10-22 08:56:32,455 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:32,455 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719128325] [2019-10-22 08:56:32,456 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:32,456 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:32,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:32,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:32,579 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719128325] [2019-10-22 08:56:32,580 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:32,580 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:56:32,581 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831606028] [2019-10-22 08:56:32,584 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:56:32,585 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:56:32,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:56:32,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:56:32,598 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-10-22 08:56:32,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:32,619 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-10-22 08:56:32,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:56:32,620 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-10-22 08:56:32,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:32,634 INFO L225 Difference]: With dead ends: 219 [2019-10-22 08:56:32,635 INFO L226 Difference]: Without dead ends: 107 [2019-10-22 08:56:32,638 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 [2019-10-22 08:56:32,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-10-22 08:56:32,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-10-22 08:56:32,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-10-22 08:56:32,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-10-22 08:56:32,673 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-10-22 08:56:32,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:32,674 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-10-22 08:56:32,674 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:56:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-10-22 08:56:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-10-22 08:56:32,674 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:32,675 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:32,675 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:32,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:32,675 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-10-22 08:56:32,675 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:32,675 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74854434] [2019-10-22 08:56:32,676 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:32,676 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:32,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:32,879 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:32,879 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 08:56:32,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:56:32 BoogieIcfgContainer [2019-10-22 08:56:32,921 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:56:32,922 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:56:32,922 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:56:32,922 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:56:32,922 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:32" (3/4) ... [2019-10-22 08:56:32,926 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:56:32,926 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:56:32,928 INFO L168 Benchmark]: Toolchain (without parser) took 1760.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 935.1 MB in the beginning and 1.0 GB in the end (delta: -106.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:32,929 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:32,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -210.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:32,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.33 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: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:32,930 INFO L168 Benchmark]: Boogie Preprocessor took 55.30 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:32,931 INFO L168 Benchmark]: RCFGBuilder took 634.97 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:32,931 INFO L168 Benchmark]: TraceAbstraction took 571.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:32,933 INFO L168 Benchmark]: Witness Printer took 4.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:32,937 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -210.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.33 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: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.30 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 634.97 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 571.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 228]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 227, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 217, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] 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, }; [L47-L49] 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; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L216] float x = __VERIFIER_nondet_float(); [L217] float y = -0.0f; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] COND TRUE x > 0.0f [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L225] float res = __ieee754_atan2f(y, x); [L227] COND TRUE res != -0.0f VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L228] __VERIFIER_error() VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 160 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=111occurred 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, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, 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 [2019-10-22 08:56:34,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:56:34,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:56:34,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:56:34,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:56:34,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:56:34,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:56:34,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:56:34,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:56:34,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:56:34,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:56:34,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:56:34,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:56:34,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:56:34,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:56:34,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:56:34,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:56:34,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:56:34,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:56:34,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:56:34,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:56:34,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:56:34,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:56:34,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:56:34,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:56:34,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:56:34,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:56:34,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:56:34,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:56:34,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:56:34,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:56:34,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:56:34,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:56:34,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:56:34,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:56:34,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:56:34,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:56:34,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:56:34,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:56:34,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:56:34,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:56:34,941 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 08:56:34,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:56:34,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:56:34,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:56:34,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:56:34,964 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:56:34,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:56:34,964 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:56:34,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:56:34,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:56:34,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:56:34,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:56:34,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:56:34,965 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:56:34,965 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:56:34,965 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:56:34,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:56:34,966 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:56:34,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:56:34,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:56:34,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:56:34,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:56:34,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:56:34,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:56:34,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:56:34,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:56:34,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:56:34,967 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:56:34,967 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:56:34,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:56:34,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:56:34,970 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/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/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 -> d7e7e55f386e440ebcd430bb3788c6d3a2200122 [2019-10-22 08:56:34,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:56:35,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:56:35,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:56:35,018 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:56:35,018 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:56:35,019 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2019-10-22 08:56:35,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data/78bcb5315/1d4668c24b0848f9aafe2be4e3d65ba1/FLAG159c6c36e [2019-10-22 08:56:35,471 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:56:35,474 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2019-10-22 08:56:35,482 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data/78bcb5315/1d4668c24b0848f9aafe2be4e3d65ba1/FLAG159c6c36e [2019-10-22 08:56:35,494 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/data/78bcb5315/1d4668c24b0848f9aafe2be4e3d65ba1 [2019-10-22 08:56:35,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:56:35,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:56:35,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:35,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:56:35,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:56:35,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:35,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bbe369b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35, skipping insertion in model container [2019-10-22 08:56:35,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:35,514 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:56:35,537 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:56:35,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:35,780 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:56:35,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:35,931 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:56:35,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35 WrapperNode [2019-10-22 08:56:35,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:35,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:35,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:56:35,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:56:35,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:35,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:35,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:35,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:56:35,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:56:35,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:56:36,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:36,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:36,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:36,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:36,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:36,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:36,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... [2019-10-22 08:56:36,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:56:36,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:56:36,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:56:36,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:56:36,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/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 [2019-10-22 08:56:36,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-10-22 08:56:36,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:56:36,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-10-22 08:56:36,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 08:56:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:56:36,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:56:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-10-22 08:56:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 08:56:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:56:49,896 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:56:49,896 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-10-22 08:56:49,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:49 BoogieIcfgContainer [2019-10-22 08:56:49,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:56:49,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:56:49,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:56:49,901 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:56:49,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:56:35" (1/3) ... [2019-10-22 08:56:49,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e72ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:56:49, skipping insertion in model container [2019-10-22 08:56:49,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:35" (2/3) ... [2019-10-22 08:56:49,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e72ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:56:49, skipping insertion in model container [2019-10-22 08:56:49,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:49" (3/3) ... [2019-10-22 08:56:49,904 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661a.c [2019-10-22 08:56:49,913 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:56:49,920 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:56:49,929 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:56:49,948 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:56:49,949 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:56:49,949 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:56:49,949 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:56:49,949 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:56:49,949 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:56:49,949 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:56:49,949 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:56:49,963 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-10-22 08:56:49,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 08:56:49,969 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:49,969 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:49,971 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:49,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:49,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-10-22 08:56:49,988 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:56:49,988 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1709574611] [2019-10-22 08:56:49,989 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/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 [2019-10-22 08:56:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:50,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2019-10-22 08:56:50,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:50,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:50,194 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:56:50,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:50,198 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1709574611] [2019-10-22 08:56:50,198 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:50,198 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-10-22 08:56:50,199 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595455343] [2019-10-22 08:56:50,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:56:50,203 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:56:50,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:56:50,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:56:50,215 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-10-22 08:56:50,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:50,242 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-10-22 08:56:50,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:56:50,243 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-10-22 08:56:50,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:50,253 INFO L225 Difference]: With dead ends: 219 [2019-10-22 08:56:50,253 INFO L226 Difference]: Without dead ends: 107 [2019-10-22 08:56:50,256 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:56:50,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-10-22 08:56:50,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-10-22 08:56:50,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-10-22 08:56:50,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-10-22 08:56:50,293 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-10-22 08:56:50,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:50,294 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-10-22 08:56:50,294 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:56:50,294 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-10-22 08:56:50,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-10-22 08:56:50,295 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:50,295 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:50,495 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-10-22 08:56:50,496 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:50,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:50,496 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-10-22 08:56:50,497 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:56:50,497 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1269030183] [2019-10-22 08:56:50,497 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/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 [2019-10-22 08:56:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:50,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-22 08:56:50,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:50,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:50,847 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:56:50,920 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:56:51,063 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:56:51,167 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:56:51,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:51,225 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1269030183] [2019-10-22 08:56:51,225 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:51,225 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-10-22 08:56:51,226 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296822654] [2019-10-22 08:56:51,227 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-22 08:56:51,227 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:56:51,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-22 08:56:51,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-10-22 08:56:51,230 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 14 states. [2019-10-22 08:56:51,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:51,769 INFO L93 Difference]: Finished difference Result 163 states and 235 transitions. [2019-10-22 08:56:51,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 08:56:51,819 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2019-10-22 08:56:51,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:51,820 INFO L225 Difference]: With dead ends: 163 [2019-10-22 08:56:51,820 INFO L226 Difference]: Without dead ends: 98 [2019-10-22 08:56:51,821 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-10-22 08:56:51,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-22 08:56:51,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-10-22 08:56:51,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-22 08:56:51,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 134 transitions. [2019-10-22 08:56:51,832 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 134 transitions. Word has length 13 [2019-10-22 08:56:51,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:51,833 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 134 transitions. [2019-10-22 08:56:51,833 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-22 08:56:51,833 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2019-10-22 08:56:51,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 08:56:51,834 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:51,834 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:52,034 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-10-22 08:56:52,035 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:52,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:52,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1269233595, now seen corresponding path program 1 times [2019-10-22 08:56:52,035 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:56:52,035 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [524745867] [2019-10-22 08:56:52,035 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/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 [2019-10-22 08:56:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:52,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-22 08:56:52,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:52,193 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:56:52,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:52,208 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:56:52,209 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:56:52,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:52,328 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [524745867] [2019-10-22 08:56:52,328 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:52,329 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2019-10-22 08:56:52,329 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546025419] [2019-10-22 08:56:52,329 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-22 08:56:52,329 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:56:52,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-22 08:56:52,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-10-22 08:56:52,330 INFO L87 Difference]: Start difference. First operand 98 states and 134 transitions. Second operand 11 states. [2019-10-22 08:56:52,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:52,901 INFO L93 Difference]: Finished difference Result 163 states and 221 transitions. [2019-10-22 08:56:52,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:56:52,902 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 18 [2019-10-22 08:56:52,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:52,903 INFO L225 Difference]: With dead ends: 163 [2019-10-22 08:56:52,904 INFO L226 Difference]: Without dead ends: 102 [2019-10-22 08:56:52,904 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2019-10-22 08:56:52,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-22 08:56:52,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2019-10-22 08:56:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-22 08:56:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 132 transitions. [2019-10-22 08:56:52,914 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 132 transitions. Word has length 18 [2019-10-22 08:56:52,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:52,914 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 132 transitions. [2019-10-22 08:56:52,914 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-22 08:56:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2019-10-22 08:56:52,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 08:56:52,915 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:52,915 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:53,120 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-10-22 08:56:53,120 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:53,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:53,120 INFO L82 PathProgramCache]: Analyzing trace with hash 1326491897, now seen corresponding path program 1 times [2019-10-22 08:56:53,121 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:56:53,121 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [625273375] [2019-10-22 08:56:53,121 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-10-22 08:56:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:53,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-22 08:56:53,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:53,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:53,260 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:56:53,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:53,318 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [625273375] [2019-10-22 08:56:53,318 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:53,318 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-10-22 08:56:53,318 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127421081] [2019-10-22 08:56:53,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-22 08:56:53,319 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:56:53,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-22 08:56:53,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-10-22 08:56:53,320 INFO L87 Difference]: Start difference. First operand 98 states and 132 transitions. Second operand 10 states. [2019-10-22 08:56:54,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:54,189 INFO L93 Difference]: Finished difference Result 102 states and 135 transitions. [2019-10-22 08:56:54,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:56:54,200 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2019-10-22 08:56:54,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:54,201 INFO L225 Difference]: With dead ends: 102 [2019-10-22 08:56:54,201 INFO L226 Difference]: Without dead ends: 98 [2019-10-22 08:56:54,202 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-10-22 08:56:54,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-22 08:56:54,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-10-22 08:56:54,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-22 08:56:54,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 131 transitions. [2019-10-22 08:56:54,210 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 131 transitions. Word has length 18 [2019-10-22 08:56:54,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:54,210 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 131 transitions. [2019-10-22 08:56:54,211 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-22 08:56:54,211 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 131 transitions. [2019-10-22 08:56:54,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 08:56:54,211 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:54,211 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:54,420 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-10-22 08:56:54,420 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:54,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:54,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1055279212, now seen corresponding path program 1 times [2019-10-22 08:56:54,421 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:56:54,421 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1290463585] [2019-10-22 08:56:54,421 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-10-22 08:56:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:54,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-22 08:56:54,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:54,678 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:56:54,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:54,699 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:56:54,700 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:56:54,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:54,877 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1290463585] [2019-10-22 08:56:54,877 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:54,877 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 13 [2019-10-22 08:56:54,877 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016383813] [2019-10-22 08:56:54,877 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-22 08:56:54,877 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:56:54,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-22 08:56:54,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2019-10-22 08:56:54,878 INFO L87 Difference]: Start difference. First operand 98 states and 131 transitions. Second operand 13 states. [2019-10-22 08:56:55,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:55,115 INFO L93 Difference]: Finished difference Result 102 states and 134 transitions. [2019-10-22 08:56:55,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 08:56:55,116 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 20 [2019-10-22 08:56:55,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:55,116 INFO L225 Difference]: With dead ends: 102 [2019-10-22 08:56:55,116 INFO L226 Difference]: Without dead ends: 39 [2019-10-22 08:56:55,117 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2019-10-22 08:56:55,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-10-22 08:56:55,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-10-22 08:56:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-10-22 08:56:55,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 49 transitions. [2019-10-22 08:56:55,121 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 49 transitions. Word has length 20 [2019-10-22 08:56:55,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:55,121 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 49 transitions. [2019-10-22 08:56:55,121 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-22 08:56:55,121 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2019-10-22 08:56:55,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 08:56:55,122 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:55,122 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:55,322 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-10-22 08:56:55,323 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:55,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:55,323 INFO L82 PathProgramCache]: Analyzing trace with hash -323150641, now seen corresponding path program 1 times [2019-10-22 08:56:55,323 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:56:55,323 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [740820799] [2019-10-22 08:56:55,323 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-10-22 08:56:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:55,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 10 conjunts are in the unsatisfiable core [2019-10-22 08:56:55,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:55,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:55,517 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:56:55,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:55,668 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [740820799] [2019-10-22 08:56:55,668 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:55,668 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2019-10-22 08:56:55,668 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560587091] [2019-10-22 08:56:55,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-22 08:56:55,668 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:56:55,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-22 08:56:55,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-10-22 08:56:55,669 INFO L87 Difference]: Start difference. First operand 39 states and 49 transitions. Second operand 12 states. [2019-10-22 08:56:59,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:59,533 INFO L93 Difference]: Finished difference Result 54 states and 64 transitions. [2019-10-22 08:56:59,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:56:59,534 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 20 [2019-10-22 08:56:59,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:59,534 INFO L225 Difference]: With dead ends: 54 [2019-10-22 08:56:59,534 INFO L226 Difference]: Without dead ends: 33 [2019-10-22 08:56:59,534 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-10-22 08:56:59,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-10-22 08:56:59,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 28. [2019-10-22 08:56:59,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-10-22 08:56:59,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2019-10-22 08:56:59,537 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 20 [2019-10-22 08:56:59,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:59,538 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2019-10-22 08:56:59,538 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-22 08:56:59,538 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2019-10-22 08:56:59,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 08:56:59,538 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:59,538 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:59,739 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-10-22 08:56:59,739 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:59,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:59,739 INFO L82 PathProgramCache]: Analyzing trace with hash -2134513230, now seen corresponding path program 1 times [2019-10-22 08:56:59,740 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:56:59,740 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1862471454] [2019-10-22 08:56:59,740 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-10-22 08:56:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:59,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-22 08:56:59,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:59,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:59,945 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:57:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:00,034 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1862471454] [2019-10-22 08:57:00,034 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:00,034 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-10-22 08:57:00,034 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141275159] [2019-10-22 08:57:00,034 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-22 08:57:00,035 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:57:00,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-22 08:57:00,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-10-22 08:57:00,035 INFO L87 Difference]: Start difference. First operand 28 states and 30 transitions. Second operand 14 states. [2019-10-22 08:57:04,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:04,320 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2019-10-22 08:57:04,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 08:57:04,321 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2019-10-22 08:57:04,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:57:04,322 INFO L225 Difference]: With dead ends: 33 [2019-10-22 08:57:04,322 INFO L226 Difference]: Without dead ends: 28 [2019-10-22 08:57:04,322 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 28 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-10-22 08:57:04,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2019-10-22 08:57:04,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2019-10-22 08:57:04,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-10-22 08:57:04,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2019-10-22 08:57:04,325 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 22 [2019-10-22 08:57:04,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:57:04,325 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2019-10-22 08:57:04,325 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-22 08:57:04,325 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2019-10-22 08:57:04,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 08:57:04,325 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:57:04,325 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:57:04,535 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-10-22 08:57:04,536 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:57:04,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:57:04,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1245613635, now seen corresponding path program 1 times [2019-10-22 08:57:04,536 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:57:04,536 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042035948] [2019-10-22 08:57:04,537 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-10-22 08:57:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:57:05,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-22 08:57:05,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:57:06,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:06,050 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:57:07,537 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2019-10-22 08:57:07,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:57:07,828 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2042035948] [2019-10-22 08:57:07,828 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:57:07,828 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-10-22 08:57:07,828 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085088150] [2019-10-22 08:57:07,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-22 08:57:07,829 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:57:07,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-22 08:57:07,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-22 08:57:07,829 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 10 states. [2019-10-22 08:57:08,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:57:08,184 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2019-10-22 08:57:08,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:57:08,185 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2019-10-22 08:57:08,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:57:08,185 INFO L225 Difference]: With dead ends: 28 [2019-10-22 08:57:08,186 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:57:08,186 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-10-22 08:57:08,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:57:08,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:57:08,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:57:08,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:57:08,187 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-10-22 08:57:08,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:57:08,187 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:57:08,187 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-22 08:57:08,187 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:57:08,188 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:57:08,388 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-10-22 08:57:08,391 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:57:08,716 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 34 [2019-10-22 08:57:08,792 INFO L439 ceAbstractionStarter]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= |ULTIMATE.start___ieee754_atan2f_#res| .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.neg (_ +zero 8 24))))) (= ULTIMATE.start_main_~y~0 .cse0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse0) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)))) [2019-10-22 08:57:08,792 INFO L443 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:57:08,792 INFO L443 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-10-22 08:57:08,792 INFO L443 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:57:08,792 INFO L443 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:57:08,792 INFO L443 ceAbstractionStarter]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-10-22 08:57:08,792 INFO L443 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:57:08,792 INFO L443 ceAbstractionStarter]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:57:08,792 INFO L443 ceAbstractionStarter]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 228) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:57:08,793 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-10-22 08:57:08,794 INFO L443 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-10-22 08:57:08,795 INFO L443 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-10-22 08:57:08,795 INFO L443 ceAbstractionStarter]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-10-22 08:57:08,795 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-10-22 08:57:08,795 INFO L443 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-10-22 08:57:08,795 INFO L443 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-10-22 08:57:08,795 INFO L439 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start_atan_float_~x .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.neg (_ +zero 8 24))))) (= ULTIMATE.start_main_~y~0 .cse0) (= ~one_atan~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_atan~0) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)))) [2019-10-22 08:57:08,795 INFO L443 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-10-22 08:57:08,795 INFO L443 ceAbstractionStarter]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-10-22 08:57:08,795 INFO L439 ceAbstractionStarter]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-10-22 08:57:08,796 INFO L443 ceAbstractionStarter]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-10-22 08:57:08,800 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-22 08:57:08,801 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-10-22 08:57:08,801 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-10-22 08:57:08,801 INFO L443 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-10-22 08:57:08,801 INFO L439 ceAbstractionStarter]: At program point L122-2(lines 122 126) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ULTIMATE.start_main_~y~0 .cse0) (= ~one_atan~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_atan~0) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)))) [2019-10-22 08:57:08,801 INFO L443 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-10-22 08:57:08,801 INFO L443 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-10-22 08:57:08,801 INFO L439 ceAbstractionStarter]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-10-22 08:57:08,801 INFO L439 ceAbstractionStarter]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-10-22 08:57:08,801 INFO L439 ceAbstractionStarter]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-10-22 08:57:08,802 INFO L443 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-10-22 08:57:08,802 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-10-22 08:57:08,802 INFO L443 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-10-22 08:57:08,802 INFO L443 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-10-22 08:57:08,802 INFO L443 ceAbstractionStarter]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-10-22 08:57:08,802 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:57:08,802 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L224(lines 224 231) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L224-2(lines 224 231) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-10-22 08:57:08,803 INFO L443 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-10-22 08:57:08,804 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-10-22 08:57:08,804 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-22 08:57:08,804 INFO L443 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-10-22 08:57:08,804 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:57:08,804 INFO L443 ceAbstractionStarter]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-10-22 08:57:08,804 INFO L443 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-10-22 08:57:08,804 INFO L443 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-10-22 08:57:08,804 INFO L443 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-10-22 08:57:08,804 INFO L443 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-10-22 08:57:08,805 INFO L439 ceAbstractionStarter]: At program point L111-3(lines 51 113) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= |ULTIMATE.start_atan_float_#res| .cse0) (= ULTIMATE.start_atan_float_~x .cse0) (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.neg (_ +zero 8 24))))) (= ULTIMATE.start_main_~y~0 .cse0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse0) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)))) [2019-10-22 08:57:08,805 INFO L443 ceAbstractionStarter]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-10-22 08:57:08,805 INFO L443 ceAbstractionStarter]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-10-22 08:57:08,805 INFO L443 ceAbstractionStarter]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-10-22 08:57:08,805 INFO L439 ceAbstractionStarter]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-10-22 08:57:08,805 INFO L443 ceAbstractionStarter]: For program point L227(lines 227 230) no Hoare annotation was computed. [2019-10-22 08:57:08,805 INFO L443 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2019-10-22 08:57:08,805 INFO L443 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-10-22 08:57:08,805 INFO L439 ceAbstractionStarter]: At program point L128-2(lines 128 132) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start_main_~y~0 .cse0) (= ~one_atan~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_atan~0) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)))) [2019-10-22 08:57:08,805 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-10-22 08:57:08,806 INFO L443 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-10-22 08:57:08,806 INFO L443 ceAbstractionStarter]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-10-22 08:57:08,806 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-10-22 08:57:08,806 INFO L443 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2019-10-22 08:57:08,806 INFO L443 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-10-22 08:57:08,806 INFO L443 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-10-22 08:57:08,806 INFO L439 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-10-22 08:57:08,806 INFO L443 ceAbstractionStarter]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-10-22 08:57:08,806 INFO L439 ceAbstractionStarter]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-10-22 08:57:08,806 INFO L443 ceAbstractionStarter]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-10-22 08:57:08,806 INFO L439 ceAbstractionStarter]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-10-22 08:57:08,807 INFO L443 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-10-22 08:57:08,807 INFO L439 ceAbstractionStarter]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-10-22 08:57:08,807 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-10-22 08:57:08,807 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-10-22 08:57:08,807 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-22 08:57:08,807 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-10-22 08:57:08,807 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:57:08,807 INFO L443 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-10-22 08:57:08,807 INFO L443 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-10-22 08:57:08,807 INFO L446 ceAbstractionStarter]: At program point L233(lines 215 234) the Hoare annotation is: true [2019-10-22 08:57:08,807 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-10-22 08:57:08,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,820 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,824 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,824 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,824 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,824 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,830 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,830 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,830 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,830 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,830 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,831 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,832 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,832 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,832 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,832 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,832 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,832 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,833 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,833 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,833 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,833 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,833 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,834 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,834 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,834 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,835 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,835 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,839 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,839 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,855 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,855 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,855 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,855 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,856 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,856 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,856 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,856 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,858 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,858 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,858 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,858 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,859 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,859 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,859 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,859 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,860 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,860 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,860 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,860 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:57:08 BoogieIcfgContainer [2019-10-22 08:57:08,862 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:57:08,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:57:08,862 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:57:08,863 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:57:08,863 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:49" (3/4) ... [2019-10-22 08:57:08,869 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:57:08,889 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-10-22 08:57:08,890 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 08:57:08,914 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE()) [2019-10-22 08:57:08,915 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE()) [2019-10-22 08:57:08,916 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE()) [2019-10-22 08:57:08,917 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE()) [2019-10-22 08:57:08,967 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_582ebcf2-7eec-4e54-9a70-52cab173fcd6/bin/uautomizer/witness.graphml [2019-10-22 08:57:08,967 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:57:08,969 INFO L168 Benchmark]: Toolchain (without parser) took 33469.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 220.2 MB). Free memory was 953.7 MB in the beginning and 952.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 221.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:08,969 INFO L168 Benchmark]: CDTParser took 0.17 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. [2019-10-22 08:57:08,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -193.3 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:08,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.18 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:08,970 INFO L168 Benchmark]: Boogie Preprocessor took 76.86 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:08,970 INFO L168 Benchmark]: RCFGBuilder took 13816.24 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: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:08,970 INFO L168 Benchmark]: TraceAbstraction took 18963.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.1 GB in the beginning and 959.3 MB in the end (delta: 112.2 MB). Peak memory consumption was 174.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:08,971 INFO L168 Benchmark]: Witness Printer took 104.81 ms. Allocated memory is still 1.2 GB. Free memory was 959.3 MB in the beginning and 952.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:08,973 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 430.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -193.3 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.18 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.86 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 13816.24 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: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 18963.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.1 GB in the beginning and 959.3 MB in the end (delta: 112.2 MB). Peak memory consumption was 174.1 MB. Max. memory is 11.5 GB. * Witness Printer took 104.81 ms. Allocated memory is still 1.2 GB. Free memory was 959.3 MB in the beginning and 952.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 228]: 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: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant [2019-10-22 08:57:08,980 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,980 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,980 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,980 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,980 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,981 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,981 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,981 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,983 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,984 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,984 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,984 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,984 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,984 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,984 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant [2019-10-22 08:57:08,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,988 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,988 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,988 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,989 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,989 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,989 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,989 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,989 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,990 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,990 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,990 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,990 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((((((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 118]: Loop Invariant [2019-10-22 08:57:08,991 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,991 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,991 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,991 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,991 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: ((((((\result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant [2019-10-22 08:57:08,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,996 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:57:08,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:57:08,997 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: (((((((\result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant [2019-10-22 08:57:08,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:57:08,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Result: SAFE, OverallTime: 18.8s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 10.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 614 SDtfs, 2483 SDslu, 1001 SDs, 0 SdLazy, 248 SolverSat, 18 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 9.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 306 GetRequests, 203 SyntacticMatches, 5 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred 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, 8 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 22 NumberOfFragments, 309 HoareAnnotationTreeSize, 15 FomulaSimplifications, 465 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 15 FomulaSimplificationsInter, 160 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 278 ConstructedInterpolants, 38 QuantifiedInterpolants, 39276 SizeOfPredicates, 62 NumberOfNonLiveVariables, 875 ConjunctsInSsa, 73 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 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...