./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0662a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0662a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/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 58979a63ecca2022c503dc4c3dc3df6fd25b6842 ................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0662a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/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 58979a63ecca2022c503dc4c3dc3df6fd25b6842 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-16 00:13:37,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:13:37,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:13:37,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:13:37,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:13:37,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:13:37,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:13:37,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:13:37,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:13:37,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:13:37,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:13:37,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:13:37,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:13:37,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:13:37,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:13:37,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:13:37,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:13:37,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:13:37,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:13:37,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:13:37,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:13:37,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:13:37,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:13:37,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:13:37,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:13:37,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:13:37,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:13:37,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:13:37,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:13:37,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:13:37,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:13:37,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:13:37,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:13:37,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:13:37,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:13:37,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:13:37,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:13:37,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:13:37,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:13:37,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:13:37,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:13:37,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 00:13:37,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:13:37,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:13:37,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:13:37,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:13:37,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:13:37,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:13:37,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:13:37,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:13:37,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:13:37,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:13:37,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:13:37,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:13:37,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:13:37,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:13:37,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:13:37,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:13:37,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:13:37,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:13:37,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:13:37,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:13:37,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:13:37,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:13:37,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:13:37,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:13:37,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:13:37,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:13:37,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:13:37,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:13:37,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/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 -> 58979a63ecca2022c503dc4c3dc3df6fd25b6842 [2019-11-16 00:13:37,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:13:37,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:13:37,796 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:13:37,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:13:37,798 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:13:37,799 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0662a.c [2019-11-16 00:13:37,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data/428ce219c/044a6e68427f41518f76ae7adcc3b21d/FLAGc3adc6afb [2019-11-16 00:13:38,283 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:13:38,283 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/sv-benchmarks/c/float-newlib/float_req_bl_0662a.c [2019-11-16 00:13:38,292 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data/428ce219c/044a6e68427f41518f76ae7adcc3b21d/FLAGc3adc6afb [2019-11-16 00:13:38,310 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data/428ce219c/044a6e68427f41518f76ae7adcc3b21d [2019-11-16 00:13:38,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:13:38,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:13:38,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:13:38,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:13:38,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:13:38,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@432effc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38, skipping insertion in model container [2019-11-16 00:13:38,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,329 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:13:38,365 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:13:38,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:13:38,679 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:13:38,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:13:38,755 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:13:38,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38 WrapperNode [2019-11-16 00:13:38,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:13:38,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:13:38,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:13:38,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:13:38,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:13:38,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:13:38,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:13:38,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:13:38,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... [2019-11-16 00:13:38,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:13:38,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:13:38,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:13:38,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:13:38,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:13:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:13:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-16 00:13:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-16 00:13:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-16 00:13:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:13:38,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:13:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-16 00:13:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-16 00:13:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:13:39,596 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:13:39,597 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-16 00:13:39,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:39 BoogieIcfgContainer [2019-11-16 00:13:39,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:13:39,599 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:13:39,599 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:13:39,603 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:13:39,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:13:38" (1/3) ... [2019-11-16 00:13:39,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cf83dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:13:39, skipping insertion in model container [2019-11-16 00:13:39,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:38" (2/3) ... [2019-11-16 00:13:39,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cf83dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:13:39, skipping insertion in model container [2019-11-16 00:13:39,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:39" (3/3) ... [2019-11-16 00:13:39,608 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662a.c [2019-11-16 00:13:39,617 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:13:39,625 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-16 00:13:39,636 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-16 00:13:39,667 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:13:39,667 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:13:39,668 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:13:39,668 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:13:39,668 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:13:39,668 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:13:39,668 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:13:39,669 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:13:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-11-16 00:13:39,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-16 00:13:39,699 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:13:39,700 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:13:39,702 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:13:39,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:13:39,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-11-16 00:13:39,714 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:13:39,715 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349976931] [2019-11-16 00:13:39,715 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:13:39,715 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:13:39,716 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:13:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:13:39,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:13:39,861 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349976931] [2019-11-16 00:13:39,861 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:13:39,862 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-16 00:13:39,862 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210171687] [2019-11-16 00:13:39,866 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-16 00:13:39,867 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:13:39,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-16 00:13:39,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-16 00:13:39,881 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-11-16 00:13:39,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:13:39,906 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-11-16 00:13:39,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-16 00:13:39,908 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-16 00:13:39,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:13:39,919 INFO L225 Difference]: With dead ends: 219 [2019-11-16 00:13:39,919 INFO L226 Difference]: Without dead ends: 107 [2019-11-16 00:13:39,922 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-16 00:13:39,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-16 00:13:39,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-11-16 00:13:39,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-11-16 00:13:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-11-16 00:13:39,962 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-11-16 00:13:39,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:13:39,962 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-11-16 00:13:39,963 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-16 00:13:39,963 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-11-16 00:13:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-16 00:13:39,963 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:13:39,964 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:13:39,964 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:13:39,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:13:39,964 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-11-16 00:13:39,965 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:13:39,965 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098326081] [2019-11-16 00:13:39,965 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:13:39,965 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:13:39,966 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:13:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:13:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:13:40,195 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:13:40,195 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-16 00:13:40,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:13:40 BoogieIcfgContainer [2019-11-16 00:13:40,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-16 00:13:40,245 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:13:40,245 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:13:40,245 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:13:40,246 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:39" (3/4) ... [2019-11-16 00:13:40,249 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-16 00:13:40,249 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:13:40,253 INFO L168 Benchmark]: Toolchain (without parser) took 1937.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.2 MB in the beginning and 1.0 GB in the end (delta: -68.3 MB). Peak memory consumption was 59.6 MB. Max. memory is 11.5 GB. [2019-11-16 00:13:40,254 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:13:40,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.2 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:13:40,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.55 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. [2019-11-16 00:13:40,256 INFO L168 Benchmark]: Boogie Preprocessor took 74.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:13:40,256 INFO L168 Benchmark]: RCFGBuilder took 702.89 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-11-16 00:13:40,257 INFO L168 Benchmark]: TraceAbstraction took 645.45 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. [2019-11-16 00:13:40,258 INFO L168 Benchmark]: Witness Printer took 3.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:13:40,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 440.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.2 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.55 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 74.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 702.89 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 645.45 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 3.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. 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 216, 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 = -0.0f; [L217] float y = __VERIFIER_nondet_float(); [L224] COND TRUE y < 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 != -pi_o_2 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 [2019-11-16 00:13:42,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:13:42,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:13:42,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-16 00:13:42,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:13:42,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:13:42,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:13:42,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:13:42,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:13:42,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:13:42,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:13:42,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:13:42,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:13:42,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:13:42,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:13:42,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:13:42,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:13:42,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:13:42,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:13:42,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:13:42,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:13:42,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:13:42,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:13:42,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:13:42,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:13:42,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:13:42,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:13:42,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:13:42,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:13:42,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:13:42,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:13:42,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:13:42,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:13:42,359 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-16 00:13:42,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:13:42,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:13:42,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:13:42,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:13:42,375 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:13:42,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:13:42,375 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:13:42,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:13:42,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:13:42,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:13:42,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:13:42,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:13:42,377 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-16 00:13:42,377 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-16 00:13:42,377 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:13:42,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:13:42,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:13:42,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:13:42,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:13:42,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:13:42,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:13:42,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:13:42,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:13:42,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:13:42,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:13:42,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:13:42,380 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-16 00:13:42,380 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-16 00:13:42,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:13:42,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 00:13:42,381 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/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 -> 58979a63ecca2022c503dc4c3dc3df6fd25b6842 [2019-11-16 00:13:42,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:13:42,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:13:42,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:13:42,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:13:42,423 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:13:42,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0662a.c [2019-11-16 00:13:42,473 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data/b8a0058cf/adc2df741a9f41fa8b72221df83868df/FLAG348df00ab [2019-11-16 00:13:42,924 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:13:42,927 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/sv-benchmarks/c/float-newlib/float_req_bl_0662a.c [2019-11-16 00:13:42,937 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data/b8a0058cf/adc2df741a9f41fa8b72221df83868df/FLAG348df00ab [2019-11-16 00:13:42,956 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/data/b8a0058cf/adc2df741a9f41fa8b72221df83868df [2019-11-16 00:13:42,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:13:42,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:13:42,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:13:42,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:13:42,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:13:42,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:13:42" (1/1) ... [2019-11-16 00:13:42,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12eb45c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:42, skipping insertion in model container [2019-11-16 00:13:42,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:13:42" (1/1) ... [2019-11-16 00:13:42,978 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:13:43,013 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:13:43,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:13:43,221 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:13:43,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:13:43,366 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:13:43,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43 WrapperNode [2019-11-16 00:13:43,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:13:43,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:13:43,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:13:43,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:13:43,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... [2019-11-16 00:13:43,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... [2019-11-16 00:13:43,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:13:43,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:13:43,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:13:43,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:13:43,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... [2019-11-16 00:13:43,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... [2019-11-16 00:13:43,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... [2019-11-16 00:13:43,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... [2019-11-16 00:13:43,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... [2019-11-16 00:13:43,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... [2019-11-16 00:13:43,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... [2019-11-16 00:13:43,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:13:43,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:13:43,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:13:43,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:13:43,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:13:43,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-16 00:13:43,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:13:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-16 00:13:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-16 00:13:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:13:43,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:13:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-16 00:13:43,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-16 00:13:43,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:13:58,795 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:13:58,796 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-16 00:13:58,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:58 BoogieIcfgContainer [2019-11-16 00:13:58,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:13:58,798 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:13:58,798 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:13:58,801 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:13:58,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:13:42" (1/3) ... [2019-11-16 00:13:58,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e0071a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:13:58, skipping insertion in model container [2019-11-16 00:13:58,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:13:43" (2/3) ... [2019-11-16 00:13:58,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e0071a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:13:58, skipping insertion in model container [2019-11-16 00:13:58,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:58" (3/3) ... [2019-11-16 00:13:58,804 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662a.c [2019-11-16 00:13:58,812 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:13:58,818 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-16 00:13:58,825 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-16 00:13:58,844 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:13:58,844 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:13:58,845 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:13:58,845 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:13:58,845 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:13:58,845 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:13:58,845 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:13:58,845 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:13:58,859 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-11-16 00:13:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-16 00:13:58,864 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:13:58,865 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:13:58,866 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:13:58,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:13:58,870 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-11-16 00:13:58,880 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-16 00:13:58,881 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1104491460] [2019-11-16 00:13:58,881 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-16 00:13:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:13:59,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-16 00:13:59,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-16 00:13:59,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:13:59,118 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-16 00:13:59,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:13:59,124 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1104491460] [2019-11-16 00:13:59,125 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:13:59,125 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-16 00:13:59,126 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530382542] [2019-11-16 00:13:59,130 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-16 00:13:59,130 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-16 00:13:59,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-16 00:13:59,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-16 00:13:59,145 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-11-16 00:13:59,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:13:59,195 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-11-16 00:13:59,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-16 00:13:59,196 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-16 00:13:59,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:13:59,214 INFO L225 Difference]: With dead ends: 219 [2019-11-16 00:13:59,215 INFO L226 Difference]: Without dead ends: 107 [2019-11-16 00:13:59,219 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 [2019-11-16 00:13:59,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-16 00:13:59,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-11-16 00:13:59,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-11-16 00:13:59,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-11-16 00:13:59,259 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-11-16 00:13:59,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:13:59,260 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-11-16 00:13:59,260 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-16 00:13:59,260 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-11-16 00:13:59,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-16 00:13:59,261 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:13:59,261 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:13:59,483 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-16 00:13:59,483 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:13:59,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:13:59,484 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-11-16 00:13:59,484 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-16 00:13:59,485 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2095435377] [2019-11-16 00:13:59,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-16 00:13:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:13:59,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-16 00:13:59,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-16 00:14:01,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:14:01,942 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-16 00:14:02,028 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-16 00:14:02,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-16 00:14:02,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-16 00:14:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:14:02,357 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2095435377] [2019-11-16 00:14:02,357 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:14:02,357 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-11-16 00:14:02,357 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881306246] [2019-11-16 00:14:02,358 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-16 00:14:02,359 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-16 00:14:02,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-16 00:14:02,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=150, Unknown=1, NotChecked=0, Total=182 [2019-11-16 00:14:02,359 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 14 states. [2019-11-16 00:14:04,657 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2019-11-16 00:14:04,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:14:04,742 INFO L93 Difference]: Finished difference Result 114 states and 163 transitions. [2019-11-16 00:14:04,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-16 00:14:04,747 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2019-11-16 00:14:04,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:14:04,748 INFO L225 Difference]: With dead ends: 114 [2019-11-16 00:14:04,748 INFO L226 Difference]: Without dead ends: 19 [2019-11-16 00:14:04,749 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=91, Invalid=250, Unknown=1, NotChecked=0, Total=342 [2019-11-16 00:14:04,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-16 00:14:04,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-11-16 00:14:04,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-16 00:14:04,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2019-11-16 00:14:04,752 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 13 [2019-11-16 00:14:04,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:14:04,753 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2019-11-16 00:14:04,753 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-16 00:14:04,753 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2019-11-16 00:14:04,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-16 00:14:04,754 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:14:04,754 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:14:04,958 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-16 00:14:04,958 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:14:04,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:14:04,958 INFO L82 PathProgramCache]: Analyzing trace with hash -627671495, now seen corresponding path program 1 times [2019-11-16 00:14:04,959 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-16 00:14:04,959 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [353272554] [2019-11-16 00:14:04,959 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-16 00:14:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:14:05,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-16 00:14:05,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-16 00:14:05,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:14:05,442 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-16 00:14:06,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:14:06,083 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [353272554] [2019-11-16 00:14:06,083 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:14:06,084 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-16 00:14:06,084 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174899907] [2019-11-16 00:14:06,084 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-16 00:14:06,084 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-16 00:14:06,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-16 00:14:06,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-11-16 00:14:06,085 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 10 states. [2019-11-16 00:14:06,477 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-11-16 00:14:06,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:14:06,477 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2019-11-16 00:14:06,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-16 00:14:06,478 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2019-11-16 00:14:06,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:14:06,478 INFO L225 Difference]: With dead ends: 19 [2019-11-16 00:14:06,478 INFO L226 Difference]: Without dead ends: 0 [2019-11-16 00:14:06,478 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2019-11-16 00:14:06,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-16 00:14:06,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-16 00:14:06,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-16 00:14:06,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-16 00:14:06,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-11-16 00:14:06,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:14:06,479 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-16 00:14:06,479 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-16 00:14:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-16 00:14:06,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-16 00:14:06,680 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-16 00:14:06,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-16 00:14:06,986 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-11-16 00:14:07,024 INFO L439 ceAbstractionStarter]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) (.cse1 (fp.neg (_ +zero 8 24)))) (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) .cse0) |ULTIMATE.start___ieee754_atan2f_#res|) (= (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)) .cse1) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (fp.lt (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)) (_ +zero 8 24)) (= .cse0 ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2f_~x .cse1) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (fp.lt (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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)))) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (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)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= ULTIMATE.start_main_~x~0 .cse1))) [2019-11-16 00:14:07,024 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 228) no Hoare annotation was computed. [2019-11-16 00:14:07,025 INFO L443 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-11-16 00:14:07,025 INFO L443 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-11-16 00:14:07,025 INFO L443 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-11-16 00:14:07,025 INFO L443 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-11-16 00:14:07,025 INFO L443 ceAbstractionStarter]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-11-16 00:14:07,025 INFO L443 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-11-16 00:14:07,025 INFO L443 ceAbstractionStarter]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-11-16 00:14:07,026 INFO L443 ceAbstractionStarter]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-11-16 00:14:07,026 INFO L443 ceAbstractionStarter]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-11-16 00:14:07,026 INFO L443 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-11-16 00:14:07,026 INFO L443 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-11-16 00:14:07,026 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-11-16 00:14:07,026 INFO L443 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-11-16 00:14:07,026 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-11-16 00:14:07,026 INFO L443 ceAbstractionStarter]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-11-16 00:14:07,027 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-16 00:14:07,027 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-11-16 00:14:07,027 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-11-16 00:14:07,027 INFO L443 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-11-16 00:14:07,027 INFO L443 ceAbstractionStarter]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-11-16 00:14:07,027 INFO L443 ceAbstractionStarter]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-11-16 00:14:07,027 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-16 00:14:07,027 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-11-16 00:14:07,028 INFO L443 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-11-16 00:14:07,028 INFO L443 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-11-16 00:14:07,028 INFO L443 ceAbstractionStarter]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-11-16 00:14:07,028 INFO L443 ceAbstractionStarter]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-11-16 00:14:07,028 INFO L443 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-11-16 00:14:07,028 INFO L443 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-11-16 00:14:07,028 INFO L443 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-11-16 00:14:07,028 INFO L443 ceAbstractionStarter]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-11-16 00:14:07,029 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-11-16 00:14:07,029 INFO L443 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-11-16 00:14:07,029 INFO L443 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-11-16 00:14:07,029 INFO L439 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-11-16 00:14:07,029 INFO L443 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-11-16 00:14:07,029 INFO L443 ceAbstractionStarter]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-11-16 00:14:07,029 INFO L439 ceAbstractionStarter]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-11-16 00:14:07,030 INFO L443 ceAbstractionStarter]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-11-16 00:14:07,030 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-16 00:14:07,030 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-11-16 00:14:07,030 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-11-16 00:14:07,030 INFO L443 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-11-16 00:14:07,030 INFO L439 ceAbstractionStarter]: At program point L122-2(lines 122 126) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (= ULTIMATE.start_main_~x~0 .cse0))) [2019-11-16 00:14:07,031 INFO L443 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-11-16 00:14:07,031 INFO L443 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-11-16 00:14:07,031 INFO L439 ceAbstractionStarter]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-11-16 00:14:07,031 INFO L439 ceAbstractionStarter]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-11-16 00:14:07,031 INFO L439 ceAbstractionStarter]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-11-16 00:14:07,031 INFO L443 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-11-16 00:14:07,031 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-11-16 00:14:07,032 INFO L443 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-11-16 00:14:07,032 INFO L443 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-11-16 00:14:07,032 INFO L443 ceAbstractionStarter]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-11-16 00:14:07,032 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-16 00:14:07,032 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-11-16 00:14:07,032 INFO L443 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-11-16 00:14:07,032 INFO L443 ceAbstractionStarter]: For program point L224(lines 224 231) no Hoare annotation was computed. [2019-11-16 00:14:07,033 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-11-16 00:14:07,033 INFO L443 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2019-11-16 00:14:07,033 INFO L443 ceAbstractionStarter]: For program point L224-2(lines 224 231) no Hoare annotation was computed. [2019-11-16 00:14:07,033 INFO L443 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2019-11-16 00:14:07,033 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-16 00:14:07,033 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-16 00:14:07,033 INFO L443 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-11-16 00:14:07,034 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-16 00:14:07,034 INFO L443 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-11-16 00:14:07,034 INFO L443 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-11-16 00:14:07,034 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-11-16 00:14:07,034 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-16 00:14:07,034 INFO L443 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-11-16 00:14:07,034 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-16 00:14:07,035 INFO L443 ceAbstractionStarter]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-11-16 00:14:07,035 INFO L443 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-11-16 00:14:07,035 INFO L443 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-16 00:14:07,035 INFO L443 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-11-16 00:14:07,035 INFO L443 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-11-16 00:14:07,035 INFO L439 ceAbstractionStarter]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2019-11-16 00:14:07,035 INFO L443 ceAbstractionStarter]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-11-16 00:14:07,036 INFO L443 ceAbstractionStarter]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-11-16 00:14:07,036 INFO L443 ceAbstractionStarter]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-11-16 00:14:07,036 INFO L439 ceAbstractionStarter]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-11-16 00:14:07,036 INFO L443 ceAbstractionStarter]: For program point L227(lines 227 230) no Hoare annotation was computed. [2019-11-16 00:14:07,036 INFO L443 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2019-11-16 00:14:07,036 INFO L443 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-11-16 00:14:07,037 INFO L439 ceAbstractionStarter]: At program point L128-2(lines 128 132) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (= (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)) .cse0) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (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)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= ULTIMATE.start_main_~x~0 .cse0))) [2019-11-16 00:14:07,037 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-11-16 00:14:07,037 INFO L443 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-11-16 00:14:07,037 INFO L443 ceAbstractionStarter]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-11-16 00:14:07,037 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-16 00:14:07,037 INFO L443 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2019-11-16 00:14:07,037 INFO L443 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-11-16 00:14:07,037 INFO L443 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-11-16 00:14:07,038 INFO L439 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-11-16 00:14:07,045 INFO L443 ceAbstractionStarter]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-11-16 00:14:07,045 INFO L439 ceAbstractionStarter]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-11-16 00:14:07,045 INFO L443 ceAbstractionStarter]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-11-16 00:14:07,045 INFO L439 ceAbstractionStarter]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-11-16 00:14:07,045 INFO L443 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-11-16 00:14:07,045 INFO L439 ceAbstractionStarter]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-11-16 00:14:07,046 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-11-16 00:14:07,046 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-11-16 00:14:07,046 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-11-16 00:14:07,046 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-11-16 00:14:07,046 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-16 00:14:07,046 INFO L443 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-11-16 00:14:07,046 INFO L443 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-11-16 00:14:07,046 INFO L446 ceAbstractionStarter]: At program point L233(lines 215 234) the Hoare annotation is: true [2019-11-16 00:14:07,047 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-11-16 00:14:07,059 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,060 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,060 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,061 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,065 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,065 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,065 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,069 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,069 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,070 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,070 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,070 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,075 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,075 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,075 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,075 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,076 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,076 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,076 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,076 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,076 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,077 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,077 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,077 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,077 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,077 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,078 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,080 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,080 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,080 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,080 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,080 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,083 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,084 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,096 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,098 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,098 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,098 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:14:07 BoogieIcfgContainer [2019-11-16 00:14:07,100 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-16 00:14:07,100 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:14:07,100 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:14:07,101 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:14:07,101 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:13:58" (3/4) ... [2019-11-16 00:14:07,104 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-16 00:14:07,132 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-11-16 00:14:07,133 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-16 00:14:07,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~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]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2019-11-16 00:14:07,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.lt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~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]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2019-11-16 00:14:07,218 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b0c2e54f-c06d-4ef9-8b28-75fc09141ab5/bin/uautomizer/witness.graphml [2019-11-16 00:14:07,218 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:14:07,219 INFO L168 Benchmark]: Toolchain (without parser) took 24256.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 952.4 MB in the beginning and 884.1 MB in the end (delta: 68.3 MB). Peak memory consumption was 232.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:14:07,219 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:14:07,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 952.4 MB in the beginning and 1.2 GB in the end (delta: -201.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:14:07,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-16 00:14:07,220 INFO L168 Benchmark]: Boogie Preprocessor took 106.85 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-11-16 00:14:07,221 INFO L168 Benchmark]: RCFGBuilder took 15235.84 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: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:14:07,221 INFO L168 Benchmark]: TraceAbstraction took 8302.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 897.2 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.3 MB. Max. memory is 11.5 GB. [2019-11-16 00:14:07,221 INFO L168 Benchmark]: Witness Printer took 117.59 ms. Allocated memory is still 1.2 GB. Free memory was 897.2 MB in the beginning and 884.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:14:07,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 401.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 952.4 MB in the beginning and 1.2 GB in the end (delta: -201.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 106.85 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 15235.84 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: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8302.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 897.2 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.3 MB. Max. memory is 11.5 GB. * Witness Printer took 117.59 ms. Allocated memory is still 1.2 GB. Free memory was 897.2 MB in the beginning and 884.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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 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_~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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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 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 [2019-11-16 00:14:07,229 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,229 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,230 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,230 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,230 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,230 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,231 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,231 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,231 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,231 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,232 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~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]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant [2019-11-16 00:14:07,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,234 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,234 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,234 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,234 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,234 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,235 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,237 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-16 00:14:07,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-16 00:14:07,238 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: ((((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.lt~FLOAT(~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]), ~Pluszero~LONGDOUBLE()) && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~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]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 12]: 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: 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 [2019-11-16 00:14:07,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:14:07,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~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: 8.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 181 SDtfs, 123 SDslu, 68 SDs, 0 SdLazy, 45 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 4.3s 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 180 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 78 ConstructedInterpolants, 9 QuantifiedInterpolants, 10282 SizeOfPredicates, 17 NumberOfNonLiveVariables, 287 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...