./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/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 3baa54e1fe680d04e1d87db08239ebe83d82154f ................................................................................................................................................................................................................................................................................................................ 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_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/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 3baa54e1fe680d04e1d87db08239ebe83d82154f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:43:55,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:43:55,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:43:55,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:43:55,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:43:55,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:43:55,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:43:55,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:43:55,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:43:55,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:43:55,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:43:55,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:43:55,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:43:55,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:43:55,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:43:55,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:43:55,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:43:55,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:43:55,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:43:55,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:43:55,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:43:55,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:43:55,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:43:55,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:43:55,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:43:55,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:43:55,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:43:55,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:43:55,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:43:55,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:43:55,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:43:55,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:43:55,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:43:55,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:43:55,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:43:55,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:43:55,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:43:55,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:43:55,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:43:55,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:43:55,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:43:55,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 02:43:55,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:43:55,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:43:55,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:43:55,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:43:55,671 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 02:43:55,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:43:55,672 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:43:55,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:43:55,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:43:55,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:43:55,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:43:55,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:43:55,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:43:55,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:43:55,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:43:55,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:43:55,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:43:55,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:43:55,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 02:43:55,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:43:55,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 02:43:55,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 02:43:55,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:43:55,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:43:55,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:43:55,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 02:43:55,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:43:55,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:43:55,676 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_77dd2f22-fc35-4afe-bd84-af4f6419017c/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 -> 3baa54e1fe680d04e1d87db08239ebe83d82154f [2019-11-20 02:43:55,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:43:55,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:43:55,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:43:55,846 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:43:55,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:43:55,847 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-11-20 02:43:55,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data/af7b96035/8079d54a66564ccf8cf7cb2773d9650e/FLAGe616c908e [2019-11-20 02:43:56,300 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:43:56,301 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-11-20 02:43:56,308 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data/af7b96035/8079d54a66564ccf8cf7cb2773d9650e/FLAGe616c908e [2019-11-20 02:43:56,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data/af7b96035/8079d54a66564ccf8cf7cb2773d9650e [2019-11-20 02:43:56,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:43:56,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:43:56,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:43:56,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:43:56,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:43:56,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@396b9d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56, skipping insertion in model container [2019-11-20 02:43:56,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,336 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:43:56,374 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:43:56,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:43:56,646 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:43:56,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:43:56,713 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:43:56,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56 WrapperNode [2019-11-20 02:43:56,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:43:56,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:43:56,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:43:56,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:43:56,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:43:56,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:43:56,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:43:56,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:43:56,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... [2019-11-20 02:43:56,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:43:56,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:43:56,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:43:56,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:43:56,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/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 [2019-11-20 02:43:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:43:56,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-20 02:43:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 02:43:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-20 02:43:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:43:56,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:43:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 02:43:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-20 02:43:56,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 02:43:57,568 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:43:57,568 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 02:43:57,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:43:57 BoogieIcfgContainer [2019-11-20 02:43:57,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:43:57,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 02:43:57,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 02:43:57,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 02:43:57,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 02:43:56" (1/3) ... [2019-11-20 02:43:57,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a73ffe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:43:57, skipping insertion in model container [2019-11-20 02:43:57,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:43:56" (2/3) ... [2019-11-20 02:43:57,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a73ffe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:43:57, skipping insertion in model container [2019-11-20 02:43:57,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:43:57" (3/3) ... [2019-11-20 02:43:57,576 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661b.c [2019-11-20 02:43:57,586 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 02:43:57,592 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 02:43:57,600 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 02:43:57,625 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 02:43:57,625 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 02:43:57,625 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 02:43:57,625 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 02:43:57,625 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 02:43:57,626 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 02:43:57,626 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 02:43:57,626 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 02:43:57,640 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-11-20 02:43:57,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 02:43:57,645 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:43:57,646 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:43:57,646 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:43:57,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:43:57,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-11-20 02:43:57,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:43:57,659 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313228502] [2019-11-20 02:43:57,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:43:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:43:57,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:43:57,806 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313228502] [2019-11-20 02:43:57,807 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:43:57,807 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 02:43:57,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764845798] [2019-11-20 02:43:57,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 02:43:57,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:43:57,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 02:43:57,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 02:43:57,822 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-11-20 02:43:57,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:43:57,849 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-11-20 02:43:57,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 02:43:57,850 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-20 02:43:57,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:43:57,859 INFO L225 Difference]: With dead ends: 219 [2019-11-20 02:43:57,859 INFO L226 Difference]: Without dead ends: 107 [2019-11-20 02:43:57,862 INFO L630 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 [2019-11-20 02:43:57,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-20 02:43:57,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-11-20 02:43:57,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-11-20 02:43:57,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-11-20 02:43:57,897 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-11-20 02:43:57,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:43:57,897 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-11-20 02:43:57,897 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 02:43:57,898 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-11-20 02:43:57,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 02:43:57,898 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:43:57,898 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:43:57,899 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:43:57,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:43:57,899 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-11-20 02:43:57,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:43:57,899 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849714923] [2019-11-20 02:43:57,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:43:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:43:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:43:58,032 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 02:43:58,033 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 02:43:58,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 02:43:58 BoogieIcfgContainer [2019-11-20 02:43:58,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 02:43:58,083 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:43:58,083 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:43:58,083 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:43:58,084 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:43:57" (3/4) ... [2019-11-20 02:43:58,087 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 02:43:58,088 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:43:58,090 INFO L168 Benchmark]: Toolchain (without parser) took 1766.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -115.3 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. [2019-11-20 02:43:58,091 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:43:58,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 948.7 MB in the beginning and 1.2 GB in the end (delta: -210.2 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-11-20 02:43:58,093 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 02:43:58,093 INFO L168 Benchmark]: Boogie Preprocessor took 54.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:43:58,094 INFO L168 Benchmark]: RCFGBuilder took 741.12 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: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. [2019-11-20 02:43:58,095 INFO L168 Benchmark]: TraceAbstraction took 511.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-11-20 02:43:58,095 INFO L168 Benchmark]: Witness Printer took 5.18 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. [2019-11-20 02:43:58,104 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 391.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 948.7 MB in the beginning and 1.2 GB in the end (delta: -210.2 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 741.12 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: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 511.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 5.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 231]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 230, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, 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={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L216] float x = __VERIFIER_nondet_float(); [L217] float y = 0.0f; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] COND TRUE x > 0.0f [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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] [L227] float res = __ieee754_atan2f(y, x); [L230] COND TRUE res != 0.0f VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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] [L231] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, 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: 0.4s, 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, 0.0s 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 0.1.24-678e011 [2019-11-20 02:43:59,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:43:59,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:43:59,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:43:59,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:43:59,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:43:59,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:43:59,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:43:59,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:43:59,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:43:59,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:43:59,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:43:59,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:43:59,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:43:59,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:43:59,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:43:59,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:43:59,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:43:59,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:43:59,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:43:59,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:43:59,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:43:59,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:43:59,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:43:59,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:43:59,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:43:59,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:43:59,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:43:59,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:43:59,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:43:59,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:43:59,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:43:59,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:43:59,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:44:00,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:44:00,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:44:00,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:44:00,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:44:00,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:44:00,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:44:00,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:44:00,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 02:44:00,026 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:44:00,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:44:00,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:44:00,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:44:00,028 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 02:44:00,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:44:00,028 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:44:00,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:44:00,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:44:00,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:44:00,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:44:00,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:44:00,030 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 02:44:00,030 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 02:44:00,030 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:44:00,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:44:00,031 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:44:00,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:44:00,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:44:00,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 02:44:00,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:44:00,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 02:44:00,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 02:44:00,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:44:00,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:44:00,032 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:44:00,032 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 02:44:00,033 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 02:44:00,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:44:00,033 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 02:44:00,033 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_77dd2f22-fc35-4afe-bd84-af4f6419017c/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 -> 3baa54e1fe680d04e1d87db08239ebe83d82154f [2019-11-20 02:44:00,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:44:00,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:44:00,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:44:00,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:44:00,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:44:00,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-11-20 02:44:00,331 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data/720956589/84297d8985e44d05800b4c7c239b8a8b/FLAG0c0b82dfd [2019-11-20 02:44:00,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:44:00,713 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-11-20 02:44:00,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data/720956589/84297d8985e44d05800b4c7c239b8a8b/FLAG0c0b82dfd [2019-11-20 02:44:00,738 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/data/720956589/84297d8985e44d05800b4c7c239b8a8b [2019-11-20 02:44:00,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:44:00,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:44:00,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:44:00,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:44:00,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:44:00,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:44:00" (1/1) ... [2019-11-20 02:44:00,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c698e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:00, skipping insertion in model container [2019-11-20 02:44:00,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:44:00" (1/1) ... [2019-11-20 02:44:00,759 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:44:00,790 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:44:01,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:44:01,030 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:44:01,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:44:01,177 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:44:01,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01 WrapperNode [2019-11-20 02:44:01,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:44:01,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:44:01,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:44:01,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:44:01,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... [2019-11-20 02:44:01,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... [2019-11-20 02:44:01,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:44:01,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:44:01,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:44:01,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:44:01,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... [2019-11-20 02:44:01,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... [2019-11-20 02:44:01,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... [2019-11-20 02:44:01,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... [2019-11-20 02:44:01,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... [2019-11-20 02:44:01,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... [2019-11-20 02:44:01,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... [2019-11-20 02:44:01,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:44:01,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:44:01,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:44:01,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:44:01,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/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 [2019-11-20 02:44:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-20 02:44:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:44:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-20 02:44:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 02:44:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:44:01,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:44:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-20 02:44:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 02:44:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 02:44:16,928 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:44:16,929 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 02:44:16,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:44:16 BoogieIcfgContainer [2019-11-20 02:44:16,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:44:16,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 02:44:16,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 02:44:16,933 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 02:44:16,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 02:44:00" (1/3) ... [2019-11-20 02:44:16,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628485d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:44:16, skipping insertion in model container [2019-11-20 02:44:16,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:44:01" (2/3) ... [2019-11-20 02:44:16,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628485d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:44:16, skipping insertion in model container [2019-11-20 02:44:16,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:44:16" (3/3) ... [2019-11-20 02:44:16,936 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661b.c [2019-11-20 02:44:16,944 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 02:44:16,950 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 02:44:16,960 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 02:44:16,981 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 02:44:16,981 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 02:44:16,982 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 02:44:16,982 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 02:44:16,982 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 02:44:16,982 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 02:44:16,982 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 02:44:16,983 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 02:44:16,998 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-11-20 02:44:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 02:44:17,003 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:44:17,004 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:44:17,004 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:44:17,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:17,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-11-20 02:44:17,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 02:44:17,021 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1879289631] [2019-11-20 02:44:17,021 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/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 [2019-11-20 02:44:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:44:17,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-20 02:44:17,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:44:17,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:17,242 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 02:44:17,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:17,246 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1879289631] [2019-11-20 02:44:17,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:44:17,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 02:44:17,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397374446] [2019-11-20 02:44:17,250 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 02:44:17,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 02:44:17,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 02:44:17,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 02:44:17,261 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-11-20 02:44:17,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:44:17,289 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-11-20 02:44:17,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 02:44:17,290 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-20 02:44:17,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:44:17,301 INFO L225 Difference]: With dead ends: 219 [2019-11-20 02:44:17,302 INFO L226 Difference]: Without dead ends: 107 [2019-11-20 02:44:17,305 INFO L630 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 [2019-11-20 02:44:17,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-20 02:44:17,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-11-20 02:44:17,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-11-20 02:44:17,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-11-20 02:44:17,344 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-11-20 02:44:17,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:44:17,344 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-11-20 02:44:17,344 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 02:44:17,344 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-11-20 02:44:17,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 02:44:17,345 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:44:17,345 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:44:17,559 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-20 02:44:17,561 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:44:17,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:17,562 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-11-20 02:44:17,563 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 02:44:17,564 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1849634478] [2019-11-20 02:44:17,564 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/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 [2019-11-20 02:44:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:44:17,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-20 02:44:17,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:44:17,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:17,987 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 02:44:18,094 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:44:18,296 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:44:18,439 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:44:18,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:18,528 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1849634478] [2019-11-20 02:44:18,528 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:44:18,529 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-11-20 02:44:18,529 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329949671] [2019-11-20 02:44:18,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-20 02:44:18,530 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 02:44:18,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-20 02:44:18,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-11-20 02:44:18,531 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 14 states. [2019-11-20 02:44:19,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:44:19,197 INFO L93 Difference]: Finished difference Result 163 states and 235 transitions. [2019-11-20 02:44:19,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 02:44:19,252 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2019-11-20 02:44:19,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:44:19,254 INFO L225 Difference]: With dead ends: 163 [2019-11-20 02:44:19,254 INFO L226 Difference]: Without dead ends: 98 [2019-11-20 02:44:19,255 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-11-20 02:44:19,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-11-20 02:44:19,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-11-20 02:44:19,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-11-20 02:44:19,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 134 transitions. [2019-11-20 02:44:19,270 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 134 transitions. Word has length 13 [2019-11-20 02:44:19,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:44:19,270 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 134 transitions. [2019-11-20 02:44:19,270 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-20 02:44:19,270 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2019-11-20 02:44:19,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 02:44:19,271 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:44:19,271 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:44:19,497 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-20 02:44:19,497 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:44:19,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:19,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1269233595, now seen corresponding path program 1 times [2019-11-20 02:44:19,498 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 02:44:19,499 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [863980380] [2019-11-20 02:44:19,499 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/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 [2019-11-20 02:44:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:44:19,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-20 02:44:19,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:44:19,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:19,678 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 02:44:19,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:19,763 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [863980380] [2019-11-20 02:44:19,763 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:44:19,763 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-11-20 02:44:19,764 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223700205] [2019-11-20 02:44:19,764 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 02:44:19,764 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 02:44:19,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 02:44:19,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-11-20 02:44:19,764 INFO L87 Difference]: Start difference. First operand 98 states and 134 transitions. Second operand 10 states. [2019-11-20 02:44:20,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:44:20,793 INFO L93 Difference]: Finished difference Result 102 states and 137 transitions. [2019-11-20 02:44:20,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 02:44:20,794 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2019-11-20 02:44:20,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:44:20,795 INFO L225 Difference]: With dead ends: 102 [2019-11-20 02:44:20,795 INFO L226 Difference]: Without dead ends: 98 [2019-11-20 02:44:20,796 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-11-20 02:44:20,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-11-20 02:44:20,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-11-20 02:44:20,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-11-20 02:44:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 133 transitions. [2019-11-20 02:44:20,807 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 133 transitions. Word has length 18 [2019-11-20 02:44:20,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:44:20,807 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 133 transitions. [2019-11-20 02:44:20,807 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 02:44:20,807 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 133 transitions. [2019-11-20 02:44:20,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 02:44:20,808 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:44:20,808 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:44:21,017 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-20 02:44:21,017 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:44:21,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:21,018 INFO L82 PathProgramCache]: Analyzing trace with hash 685009085, now seen corresponding path program 1 times [2019-11-20 02:44:21,018 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 02:44:21,018 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2092578747] [2019-11-20 02:44:21,019 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-11-20 02:44:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:44:21,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 16 conjunts are in the unsatisfiable core [2019-11-20 02:44:21,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:44:21,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:21,434 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 02:44:21,436 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:44:21,475 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 02:44:21,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:21,708 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2092578747] [2019-11-20 02:44:21,708 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:44:21,708 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 7] imperfect sequences [] total 13 [2019-11-20 02:44:21,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580963298] [2019-11-20 02:44:21,709 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-20 02:44:21,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 02:44:21,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-20 02:44:21,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2019-11-20 02:44:21,710 INFO L87 Difference]: Start difference. First operand 98 states and 133 transitions. Second operand 13 states. [2019-11-20 02:44:22,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:44:22,001 INFO L93 Difference]: Finished difference Result 104 states and 138 transitions. [2019-11-20 02:44:22,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 02:44:22,002 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 19 [2019-11-20 02:44:22,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:44:22,003 INFO L225 Difference]: With dead ends: 104 [2019-11-20 02:44:22,004 INFO L226 Difference]: Without dead ends: 39 [2019-11-20 02:44:22,004 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 22 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2019-11-20 02:44:22,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-11-20 02:44:22,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-11-20 02:44:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-11-20 02:44:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 49 transitions. [2019-11-20 02:44:22,009 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 49 transitions. Word has length 19 [2019-11-20 02:44:22,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:44:22,009 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 49 transitions. [2019-11-20 02:44:22,009 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-11-20 02:44:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2019-11-20 02:44:22,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 02:44:22,010 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:44:22,010 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:44:22,213 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-20 02:44:22,213 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:44:22,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:22,213 INFO L82 PathProgramCache]: Analyzing trace with hash -323150641, now seen corresponding path program 1 times [2019-11-20 02:44:22,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 02:44:22,214 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1524019811] [2019-11-20 02:44:22,214 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-11-20 02:44:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:44:22,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-20 02:44:22,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:44:22,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:22,445 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 02:44:22,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:22,597 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1524019811] [2019-11-20 02:44:22,597 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:44:22,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2019-11-20 02:44:22,597 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806103397] [2019-11-20 02:44:22,598 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-20 02:44:22,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 02:44:22,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-20 02:44:22,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-11-20 02:44:22,598 INFO L87 Difference]: Start difference. First operand 39 states and 49 transitions. Second operand 12 states. [2019-11-20 02:44:26,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:44:26,634 INFO L93 Difference]: Finished difference Result 54 states and 64 transitions. [2019-11-20 02:44:26,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 02:44:26,635 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 20 [2019-11-20 02:44:26,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:44:26,636 INFO L225 Difference]: With dead ends: 54 [2019-11-20 02:44:26,636 INFO L226 Difference]: Without dead ends: 33 [2019-11-20 02:44:26,637 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-11-20 02:44:26,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-20 02:44:26,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 28. [2019-11-20 02:44:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-11-20 02:44:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2019-11-20 02:44:26,640 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 20 [2019-11-20 02:44:26,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:44:26,646 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2019-11-20 02:44:26,646 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-20 02:44:26,646 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2019-11-20 02:44:26,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 02:44:26,646 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:44:26,647 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:44:26,847 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-20 02:44:26,847 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:44:26,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:26,848 INFO L82 PathProgramCache]: Analyzing trace with hash -2134513230, now seen corresponding path program 1 times [2019-11-20 02:44:26,848 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 02:44:26,848 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2146524574] [2019-11-20 02:44:26,848 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-11-20 02:44:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:44:27,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-20 02:44:27,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:44:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:27,100 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 02:44:27,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:27,211 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2146524574] [2019-11-20 02:44:27,211 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:44:27,212 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-11-20 02:44:27,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758846038] [2019-11-20 02:44:27,212 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-20 02:44:27,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 02:44:27,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-20 02:44:27,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-11-20 02:44:27,213 INFO L87 Difference]: Start difference. First operand 28 states and 30 transitions. Second operand 14 states. [2019-11-20 02:44:31,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:44:31,627 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2019-11-20 02:44:31,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 02:44:31,628 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2019-11-20 02:44:31,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:44:31,628 INFO L225 Difference]: With dead ends: 33 [2019-11-20 02:44:31,628 INFO L226 Difference]: Without dead ends: 28 [2019-11-20 02:44:31,629 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 28 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-11-20 02:44:31,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2019-11-20 02:44:31,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2019-11-20 02:44:31,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-11-20 02:44:31,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2019-11-20 02:44:31,637 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 22 [2019-11-20 02:44:31,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:44:31,637 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2019-11-20 02:44:31,637 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-20 02:44:31,637 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2019-11-20 02:44:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 02:44:31,638 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:44:31,638 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:44:31,839 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-11-20 02:44:31,839 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:44:31,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:44:31,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1245613635, now seen corresponding path program 1 times [2019-11-20 02:44:31,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 02:44:31,840 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2140484097] [2019-11-20 02:44:31,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-11-20 02:44:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:44:33,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-20 02:44:33,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:44:33,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:33,120 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 02:44:34,701 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2019-11-20 02:44:34,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:44:34,917 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2140484097] [2019-11-20 02:44:34,917 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:44:34,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-20 02:44:34,917 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860787293] [2019-11-20 02:44:34,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 02:44:34,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 02:44:34,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 02:44:34,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-20 02:44:34,919 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 10 states. [2019-11-20 02:44:35,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:44:35,529 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2019-11-20 02:44:35,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 02:44:35,531 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2019-11-20 02:44:35,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:44:35,531 INFO L225 Difference]: With dead ends: 28 [2019-11-20 02:44:35,531 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 02:44:35,532 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-11-20 02:44:35,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 02:44:35,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 02:44:35,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 02:44:35,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 02:44:35,532 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-20 02:44:35,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:44:35,533 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:44:35,533 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 02:44:35,533 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 02:44:35,533 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 02:44:35,733 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-11-20 02:44:35,736 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 02:44:36,013 INFO L440 ceAbstractionStarter]: At program point L118(lines 118 213) the Hoare annotation is: (and (= (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_main_~y~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= (_ +zero 8 24) |ULTIMATE.start___ieee754_atan2f_#res|) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (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)))) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-11-20 02:44:36,013 INFO L444 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-11-20 02:44:36,013 INFO L444 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-11-20 02:44:36,013 INFO L444 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-11-20 02:44:36,013 INFO L444 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-11-20 02:44:36,014 INFO L444 ceAbstractionStarter]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-11-20 02:44:36,015 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 02:44:36,015 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-11-20 02:44:36,015 INFO L444 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-11-20 02:44:36,015 INFO L444 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-11-20 02:44:36,015 INFO L444 ceAbstractionStarter]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-11-20 02:44:36,015 INFO L444 ceAbstractionStarter]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-11-20 02:44:36,015 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 02:44:36,015 INFO L444 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-11-20 02:44:36,015 INFO L444 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-11-20 02:44:36,016 INFO L444 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-11-20 02:44:36,016 INFO L444 ceAbstractionStarter]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-11-20 02:44:36,016 INFO L444 ceAbstractionStarter]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-11-20 02:44:36,016 INFO L444 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-11-20 02:44:36,016 INFO L444 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-11-20 02:44:36,016 INFO L447 ceAbstractionStarter]: At program point L236(lines 215 237) the Hoare annotation is: true [2019-11-20 02:44:36,016 INFO L444 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-11-20 02:44:36,016 INFO L444 ceAbstractionStarter]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-11-20 02:44:36,016 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-11-20 02:44:36,016 INFO L444 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-11-20 02:44:36,017 INFO L444 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-11-20 02:44:36,017 INFO L440 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: (and (= (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_main_~y~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start_atan_float_~x (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (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)))) (= ~one_atan~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_atan~0) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-11-20 02:44:36,017 INFO L444 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-11-20 02:44:36,017 INFO L444 ceAbstractionStarter]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-11-20 02:44:36,017 INFO L440 ceAbstractionStarter]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-11-20 02:44:36,017 INFO L444 ceAbstractionStarter]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-11-20 02:44:36,017 INFO L444 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-20 02:44:36,017 INFO L444 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-11-20 02:44:36,018 INFO L444 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-11-20 02:44:36,018 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-11-20 02:44:36,018 INFO L440 ceAbstractionStarter]: At program point L122-2(lines 122 126) the Hoare annotation is: (and (= ULTIMATE.start_main_~y~0 (_ +zero 8 24)) (= ~one_atan~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_atan~0) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-11-20 02:44:36,018 INFO L444 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-11-20 02:44:36,018 INFO L444 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-11-20 02:44:36,018 INFO L440 ceAbstractionStarter]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-11-20 02:44:36,018 INFO L440 ceAbstractionStarter]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-11-20 02:44:36,018 INFO L440 ceAbstractionStarter]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point L224(lines 224 234) no Hoare annotation was computed. [2019-11-20 02:44:36,019 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L224-2(lines 224 234) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-11-20 02:44:36,020 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 02:44:36,021 INFO L444 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-11-20 02:44:36,022 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 02:44:36,022 INFO L444 ceAbstractionStarter]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-11-20 02:44:36,023 INFO L444 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-11-20 02:44:36,023 INFO L444 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-20 02:44:36,023 INFO L444 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-11-20 02:44:36,023 INFO L444 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-11-20 02:44:36,023 INFO L440 ceAbstractionStarter]: At program point L111-3(lines 51 113) the Hoare annotation is: (and (= (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_main_~y~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start_atan_float_~x (_ +zero 8 24)) (= (_ +zero 8 24) |ULTIMATE.start_atan_float_#res|) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (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)))) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-11-20 02:44:36,023 INFO L444 ceAbstractionStarter]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-11-20 02:44:36,024 INFO L444 ceAbstractionStarter]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-11-20 02:44:36,024 INFO L444 ceAbstractionStarter]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-11-20 02:44:36,024 INFO L440 ceAbstractionStarter]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-11-20 02:44:36,024 INFO L444 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2019-11-20 02:44:36,024 INFO L444 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-11-20 02:44:36,025 INFO L440 ceAbstractionStarter]: At program point L128-2(lines 128 132) the Hoare annotation is: (and (= ULTIMATE.start_main_~y~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ~one_atan~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_atan~0) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-11-20 02:44:36,025 INFO L444 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-11-20 02:44:36,025 INFO L444 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-11-20 02:44:36,025 INFO L444 ceAbstractionStarter]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-11-20 02:44:36,025 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 02:44:36,025 INFO L444 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-11-20 02:44:36,025 INFO L444 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-11-20 02:44:36,026 INFO L440 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-11-20 02:44:36,026 INFO L444 ceAbstractionStarter]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-11-20 02:44:36,026 INFO L440 ceAbstractionStarter]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-11-20 02:44:36,026 INFO L444 ceAbstractionStarter]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-11-20 02:44:36,026 INFO L440 ceAbstractionStarter]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-11-20 02:44:36,026 INFO L444 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-11-20 02:44:36,027 INFO L440 ceAbstractionStarter]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-11-20 02:44:36,027 INFO L444 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-11-20 02:44:36,027 INFO L444 ceAbstractionStarter]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-11-20 02:44:36,027 INFO L444 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-11-20 02:44:36,027 INFO L444 ceAbstractionStarter]: For program point L230(lines 230 233) no Hoare annotation was computed. [2019-11-20 02:44:36,027 INFO L444 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-11-20 02:44:36,027 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 02:44:36,028 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 231) no Hoare annotation was computed. [2019-11-20 02:44:36,028 INFO L444 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-11-20 02:44:36,028 INFO L444 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-11-20 02:44:36,028 INFO L444 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-11-20 02:44:36,028 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-11-20 02:44:36,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,039 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,044 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,044 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,045 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,045 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,048 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,048 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,049 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,049 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,059 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,059 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,059 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,059 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,060 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,060 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,060 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,060 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,063 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,064 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,064 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,064 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,064 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,065 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,065 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,065 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,065 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 02:44:36 BoogieIcfgContainer [2019-11-20 02:44:36,068 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 02:44:36,068 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:44:36,068 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:44:36,068 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:44:36,069 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:44:16" (3/4) ... [2019-11-20 02:44:36,073 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 02:44:36,104 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-11-20 02:44:36,105 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 02:44:36,105 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 02:44:36,141 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((y == ~Pluszero~LONGDOUBLE() && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() [2019-11-20 02:44:36,142 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && ~Pluszero~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~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))) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() [2019-11-20 02:44:36,145 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~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))) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() [2019-11-20 02:44:36,146 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && x == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~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))) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() [2019-11-20 02:44:36,223 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_77dd2f22-fc35-4afe-bd84-af4f6419017c/bin/uautomizer/witness.graphml [2019-11-20 02:44:36,223 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:44:36,224 INFO L168 Benchmark]: Toolchain (without parser) took 35479.86 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 223.3 MB). Free memory was 952.4 MB in the beginning and 1.0 GB in the end (delta: -49.2 MB). Peak memory consumption was 174.2 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:36,224 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:44:36,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 952.4 MB in the beginning and 1.2 GB in the end (delta: -206.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:36,225 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:36,225 INFO L168 Benchmark]: Boogie Preprocessor took 68.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:44:36,226 INFO L168 Benchmark]: RCFGBuilder took 15611.61 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: 76.6 MB). Peak memory consumption was 76.6 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:36,226 INFO L168 Benchmark]: TraceAbstraction took 19137.11 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 54.5 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 60.0 MB). Peak memory consumption was 114.5 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:36,227 INFO L168 Benchmark]: Witness Printer took 155.17 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-11-20 02:44:36,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 952.4 MB in the beginning and 1.2 GB in the end (delta: -206.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 15611.61 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: 76.6 MB). Peak memory consumption was 76.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19137.11 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 54.5 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 60.0 MB). Peak memory consumption was 114.5 MB. Max. memory is 11.5 GB. * Witness Printer took 155.17 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 231]: 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 [2019-11-20 02:44:36,244 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,244 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,244 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,245 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,245 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,245 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,245 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,245 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,246 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,247 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,247 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,247 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,247 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,247 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,248 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,248 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((y == ~Pluszero~LONGDOUBLE() && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 55]: Loop Invariant [2019-11-20 02:44:36,249 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,249 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,249 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,249 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,250 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,250 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,250 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,250 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,250 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,251 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,251 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,251 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,252 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,252 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,252 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,252 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,253 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,253 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,253 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,254 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,255 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,255 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,255 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,255 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~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))) && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 118]: Loop Invariant [2019-11-20 02:44:36,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,259 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,259 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,260 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,260 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,260 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,260 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,261 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,261 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: ((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && ~Pluszero~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~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))) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant [2019-11-20 02:44:36,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,267 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,267 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,267 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 02:44:36,268 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,268 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,268 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 02:44:36,268 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: (((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && x == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~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))) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant [2019-11-20 02:44:36,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 02:44:36,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((y == ~Pluszero~LONGDOUBLE() && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~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: 19.0s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 11.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 502 SDtfs, 1912 SDslu, 989 SDs, 0 SdLazy, 225 SolverSat, 14 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 9.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 266 GetRequests, 173 SyntacticMatches, 8 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 4.2s 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, 7 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 22 NumberOfFragments, 289 HoareAnnotationTreeSize, 15 FomulaSimplifications, 261 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 242 ConstructedInterpolants, 24 QuantifiedInterpolants, 32322 SizeOfPredicates, 56 NumberOfNonLiveVariables, 772 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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...