./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0660a.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_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0660a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 de36d2b693d37667ac428b831d6e4dc7211a3268 ................................................................................................................................................................................................................................................................................................................ 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_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0660a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 de36d2b693d37667ac428b831d6e4dc7211a3268 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:29:17,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:29:17,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:29:17,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:29:17,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:29:17,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:29:17,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:29:17,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:29:17,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:29:17,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:29:17,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:29:17,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:29:17,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:29:17,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:29:17,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:29:17,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:29:17,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:29:17,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:29:17,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:29:17,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:29:17,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:29:17,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:29:17,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:29:17,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:29:17,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:29:17,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:29:17,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:29:17,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:29:17,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:29:17,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:29:17,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:29:17,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:29:17,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:29:17,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:29:17,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:29:17,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:29:17,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:29:17,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:29:17,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:29:17,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:29:17,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:29:17,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 04:29:17,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:29:17,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:29:17,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:29:17,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:29:17,993 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 04:29:17,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:29:17,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:29:17,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:29:17,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:29:17,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:29:17,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:29:17,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:29:17,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:29:17,995 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:29:17,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:29:17,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:29:17,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:29:17,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:29:17,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 04:29:18,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:29:18,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 04:29:18,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 04:29:18,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:29:18,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:29:18,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:29:18,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 04:29:18,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:29:18,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:29:18,007 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_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 -> de36d2b693d37667ac428b831d6e4dc7211a3268 [2019-11-20 04:29:18,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:29:18,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:29:18,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:29:18,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:29:18,184 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:29:18,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0660a.c [2019-11-20 04:29:18,244 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data/c7a6fbd3d/f87cfc9c219a4b289c1805ad2c3f6d18/FLAGc56843ef8 [2019-11-20 04:29:18,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:29:18,630 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/sv-benchmarks/c/float-newlib/float_req_bl_0660a.c [2019-11-20 04:29:18,637 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data/c7a6fbd3d/f87cfc9c219a4b289c1805ad2c3f6d18/FLAGc56843ef8 [2019-11-20 04:29:18,980 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data/c7a6fbd3d/f87cfc9c219a4b289c1805ad2c3f6d18 [2019-11-20 04:29:18,983 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:29:18,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:29:18,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:29:18,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:29:18,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:29:18,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:29:18" (1/1) ... [2019-11-20 04:29:18,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1024fb23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:18, skipping insertion in model container [2019-11-20 04:29:18,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:29:18" (1/1) ... [2019-11-20 04:29:18,998 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:29:19,031 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:29:19,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:29:19,454 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:29:19,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:29:19,546 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:29:19,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19 WrapperNode [2019-11-20 04:29:19,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:29:19,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:29:19,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:29:19,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:29:19,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... [2019-11-20 04:29:19,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... [2019-11-20 04:29:19,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:29:19,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:29:19,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:29:19,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:29:19,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... [2019-11-20 04:29:19,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... [2019-11-20 04:29:19,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... [2019-11-20 04:29:19,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... [2019-11-20 04:29:19,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... [2019-11-20 04:29:19,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... [2019-11-20 04:29:19,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... [2019-11-20 04:29:19,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:29:19,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:29:19,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:29:19,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:29:19,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 04:29:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:29:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-20 04:29:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 04:29:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-20 04:29:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:29:19,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:29:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 04:29:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-20 04:29:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 04:29:20,637 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:29:20,637 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 04:29:20,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:20 BoogieIcfgContainer [2019-11-20 04:29:20,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:29:20,640 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 04:29:20,640 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 04:29:20,643 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 04:29:20,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 04:29:18" (1/3) ... [2019-11-20 04:29:20,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bfb8e23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:29:20, skipping insertion in model container [2019-11-20 04:29:20,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:19" (2/3) ... [2019-11-20 04:29:20,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bfb8e23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:29:20, skipping insertion in model container [2019-11-20 04:29:20,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:20" (3/3) ... [2019-11-20 04:29:20,650 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0660a.c [2019-11-20 04:29:20,660 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 04:29:20,667 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 04:29:20,676 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 04:29:20,700 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 04:29:20,700 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 04:29:20,700 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 04:29:20,701 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 04:29:20,701 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 04:29:20,701 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 04:29:20,701 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 04:29:20,701 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 04:29:20,718 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-11-20 04:29:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 04:29:20,724 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:29:20,724 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:29:20,725 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:29:20,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:29:20,730 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-11-20 04:29:20,738 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:29:20,738 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140747361] [2019-11-20 04:29:20,738 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:29:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:29:20,885 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 04:29:20,886 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140747361] [2019-11-20 04:29:20,887 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:29:20,887 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 04:29:20,888 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610217638] [2019-11-20 04:29:20,892 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 04:29:20,893 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:29:20,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 04:29:20,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 04:29:20,906 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-11-20 04:29:20,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:29:20,936 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-11-20 04:29:20,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 04:29:20,938 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-20 04:29:20,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:29:20,949 INFO L225 Difference]: With dead ends: 219 [2019-11-20 04:29:20,950 INFO L226 Difference]: Without dead ends: 107 [2019-11-20 04:29:20,953 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 04:29:20,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-20 04:29:20,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-11-20 04:29:20,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-11-20 04:29:20,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-11-20 04:29:20,996 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-11-20 04:29:20,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:29:20,996 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-11-20 04:29:20,996 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 04:29:20,996 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-11-20 04:29:20,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 04:29:20,997 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:29:20,997 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:29:20,998 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:29:20,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:29:20,998 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-11-20 04:29:20,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:29:20,999 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684863588] [2019-11-20 04:29:20,999 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:29:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:29:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:29:21,155 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:29:21,155 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 04:29:21,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 04:29:21 BoogieIcfgContainer [2019-11-20 04:29:21,229 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 04:29:21,230 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:29:21,230 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:29:21,230 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:29:21,231 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:20" (3/4) ... [2019-11-20 04:29:21,236 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 04:29:21,236 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:29:21,239 INFO L168 Benchmark]: Toolchain (without parser) took 2253.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -86.7 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:21,239 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:29:21,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 561.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:21,242 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:21,242 INFO L168 Benchmark]: Boogie Preprocessor took 71.64 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 04:29:21,244 INFO L168 Benchmark]: RCFGBuilder took 933.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:21,244 INFO L168 Benchmark]: TraceAbstraction took 589.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:21,245 INFO L168 Benchmark]: Witness Printer took 6.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:29:21,254 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 561.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 933.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 589.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 6.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 230]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 229, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 217, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={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 && y == -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] [L226] float res = __ieee754_atan2f(y, x); [L229] COND TRUE res != -pi 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] [L230] __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: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 160 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s 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 04:29:23,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:29:23,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:29:23,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:29:23,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:29:23,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:29:23,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:29:23,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:29:23,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:29:23,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:29:23,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:29:23,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:29:23,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:29:23,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:29:23,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:29:23,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:29:23,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:29:23,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:29:23,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:29:23,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:29:23,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:29:23,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:29:23,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:29:23,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:29:23,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:29:23,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:29:23,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:29:23,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:29:23,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:29:23,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:29:23,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:29:23,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:29:23,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:29:23,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:29:23,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:29:23,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:29:23,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:29:23,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:29:23,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:29:23,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:29:23,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:29:23,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 04:29:23,448 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:29:23,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:29:23,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:29:23,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:29:23,450 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 04:29:23,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:29:23,451 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:29:23,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:29:23,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:29:23,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:29:23,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:29:23,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:29:23,452 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 04:29:23,452 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 04:29:23,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:29:23,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:29:23,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:29:23,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:29:23,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:29:23,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 04:29:23,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:29:23,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 04:29:23,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 04:29:23,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:29:23,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:29:23,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:29:23,456 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 04:29:23,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 04:29:23,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:29:23,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 04:29:23,457 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_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 -> de36d2b693d37667ac428b831d6e4dc7211a3268 [2019-11-20 04:29:23,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:29:23,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:29:23,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:29:23,773 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:29:23,774 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:29:23,775 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0660a.c [2019-11-20 04:29:23,844 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data/24da481fc/c5a9bee2aa2c4c519978a32535b507f3/FLAG3e2d095f4 [2019-11-20 04:29:24,302 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:29:24,307 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/sv-benchmarks/c/float-newlib/float_req_bl_0660a.c [2019-11-20 04:29:24,319 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data/24da481fc/c5a9bee2aa2c4c519978a32535b507f3/FLAG3e2d095f4 [2019-11-20 04:29:24,626 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/data/24da481fc/c5a9bee2aa2c4c519978a32535b507f3 [2019-11-20 04:29:24,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:29:24,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:29:24,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:29:24,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:29:24,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:29:24,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:29:24" (1/1) ... [2019-11-20 04:29:24,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eface58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:24, skipping insertion in model container [2019-11-20 04:29:24,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:29:24" (1/1) ... [2019-11-20 04:29:24,646 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:29:24,672 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:29:24,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:29:24,915 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:29:25,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:29:25,070 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:29:25,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25 WrapperNode [2019-11-20 04:29:25,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:29:25,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:29:25,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:29:25,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:29:25,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... [2019-11-20 04:29:25,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... [2019-11-20 04:29:25,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:29:25,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:29:25,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:29:25,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:29:25,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... [2019-11-20 04:29:25,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... [2019-11-20 04:29:25,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... [2019-11-20 04:29:25,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... [2019-11-20 04:29:25,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... [2019-11-20 04:29:25,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... [2019-11-20 04:29:25,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... [2019-11-20 04:29:25,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:29:25,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:29:25,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:29:25,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:29:25,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 04:29:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-20 04:29:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:29:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-20 04:29:25,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 04:29:25,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:29:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:29:25,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-20 04:29:25,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 04:29:25,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 04:29:44,466 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:29:44,466 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 04:29:44,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:44 BoogieIcfgContainer [2019-11-20 04:29:44,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:29:44,468 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 04:29:44,468 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 04:29:44,471 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 04:29:44,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 04:29:24" (1/3) ... [2019-11-20 04:29:44,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798d4146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:29:44, skipping insertion in model container [2019-11-20 04:29:44,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:25" (2/3) ... [2019-11-20 04:29:44,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798d4146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:29:44, skipping insertion in model container [2019-11-20 04:29:44,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:44" (3/3) ... [2019-11-20 04:29:44,475 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0660a.c [2019-11-20 04:29:44,483 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 04:29:44,488 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 04:29:44,498 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 04:29:44,525 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 04:29:44,525 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 04:29:44,525 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 04:29:44,526 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 04:29:44,526 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 04:29:44,526 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 04:29:44,526 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 04:29:44,527 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 04:29:44,545 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-11-20 04:29:44,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 04:29:44,551 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:29:44,552 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:29:44,553 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:29:44,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:29:44,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-11-20 04:29:44,568 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:29:44,569 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2107367992] [2019-11-20 04:29:44,569 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 04:29:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:29:44,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-20 04:29:44,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:29:44,832 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 04:29:44,833 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:29:44,836 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 04:29:44,838 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2107367992] [2019-11-20 04:29:44,839 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:29:44,839 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 04:29:44,840 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229214416] [2019-11-20 04:29:44,845 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 04:29:44,845 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:29:44,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 04:29:44,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 04:29:44,862 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-11-20 04:29:44,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:29:44,894 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-11-20 04:29:44,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 04:29:44,895 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-20 04:29:44,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:29:44,907 INFO L225 Difference]: With dead ends: 219 [2019-11-20 04:29:44,908 INFO L226 Difference]: Without dead ends: 107 [2019-11-20 04:29:44,912 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 04:29:44,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-20 04:29:44,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-11-20 04:29:44,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-11-20 04:29:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-11-20 04:29:44,963 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-11-20 04:29:44,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:29:44,964 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-11-20 04:29:44,964 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 04:29:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-11-20 04:29:44,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 04:29:44,965 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:29:44,965 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:29:45,179 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-20 04:29:45,180 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:29:45,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:29:45,180 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-11-20 04:29:45,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:29:45,182 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1960966610] [2019-11-20 04:29:45,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 04:29:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:29:45,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-20 04:29:45,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:29:45,691 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 04:29:45,694 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:29:45,787 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:45,991 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:46,150 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:46,212 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 04:29:46,212 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1960966610] [2019-11-20 04:29:46,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:29:46,213 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-11-20 04:29:46,213 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028636773] [2019-11-20 04:29:46,215 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-20 04:29:46,215 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:29:46,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-20 04:29:46,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-11-20 04:29:46,216 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 14 states. [2019-11-20 04:29:49,256 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 21 [2019-11-20 04:29:49,731 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-11-20 04:29:50,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:29:50,119 INFO L93 Difference]: Finished difference Result 163 states and 235 transitions. [2019-11-20 04:29:50,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 04:29:50,175 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2019-11-20 04:29:50,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:29:50,177 INFO L225 Difference]: With dead ends: 163 [2019-11-20 04:29:50,177 INFO L226 Difference]: Without dead ends: 74 [2019-11-20 04:29:50,179 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-11-20 04:29:50,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-11-20 04:29:50,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-11-20 04:29:50,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-11-20 04:29:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 99 transitions. [2019-11-20 04:29:50,192 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 99 transitions. Word has length 13 [2019-11-20 04:29:50,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:29:50,192 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 99 transitions. [2019-11-20 04:29:50,193 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-20 04:29:50,193 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2019-11-20 04:29:50,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 04:29:50,194 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:29:50,194 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 04:29:50,414 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-20 04:29:50,415 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:29:50,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:29:50,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1269233595, now seen corresponding path program 1 times [2019-11-20 04:29:50,416 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:29:50,417 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [931415185] [2019-11-20 04:29:50,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 04:29:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:29:50,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-20 04:29:50,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:29:50,693 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:50,716 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 04:29:50,717 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:29:50,718 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:50,904 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 04:29:50,905 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [931415185] [2019-11-20 04:29:50,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:29:50,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2019-11-20 04:29:50,905 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087498203] [2019-11-20 04:29:50,906 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-20 04:29:50,906 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:29:50,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-20 04:29:50,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-11-20 04:29:50,907 INFO L87 Difference]: Start difference. First operand 74 states and 99 transitions. Second operand 11 states. [2019-11-20 04:29:51,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:29:51,425 INFO L93 Difference]: Finished difference Result 135 states and 184 transitions. [2019-11-20 04:29:51,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 04:29:51,427 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 18 [2019-11-20 04:29:51,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:29:51,428 INFO L225 Difference]: With dead ends: 135 [2019-11-20 04:29:51,428 INFO L226 Difference]: Without dead ends: 74 [2019-11-20 04:29:51,429 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2019-11-20 04:29:51,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-11-20 04:29:51,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-11-20 04:29:51,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-11-20 04:29:51,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 97 transitions. [2019-11-20 04:29:51,441 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 97 transitions. Word has length 18 [2019-11-20 04:29:51,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:29:51,441 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 97 transitions. [2019-11-20 04:29:51,441 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-20 04:29:51,442 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2019-11-20 04:29:51,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 04:29:51,442 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:29:51,443 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 04:29:51,658 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-20 04:29:51,659 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:29:51,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:29:51,660 INFO L82 PathProgramCache]: Analyzing trace with hash 1326491897, now seen corresponding path program 1 times [2019-11-20 04:29:51,660 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:29:51,660 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [18405442] [2019-11-20 04:29:51,661 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 04:29:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:29:51,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-20 04:29:51,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:29:51,984 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 04:29:51,984 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:29:51,986 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:52,021 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:52,022 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:52,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:52,227 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 04:29:52,227 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [18405442] [2019-11-20 04:29:52,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:29:52,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2019-11-20 04:29:52,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691257671] [2019-11-20 04:29:52,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-20 04:29:52,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:29:52,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-20 04:29:52,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-11-20 04:29:52,230 INFO L87 Difference]: Start difference. First operand 74 states and 97 transitions. Second operand 11 states. [2019-11-20 04:29:53,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:29:53,393 INFO L93 Difference]: Finished difference Result 78 states and 100 transitions. [2019-11-20 04:29:53,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 04:29:53,412 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 18 [2019-11-20 04:29:53,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:29:53,413 INFO L225 Difference]: With dead ends: 78 [2019-11-20 04:29:53,413 INFO L226 Difference]: Without dead ends: 74 [2019-11-20 04:29:53,413 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2019-11-20 04:29:53,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-11-20 04:29:53,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-11-20 04:29:53,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-11-20 04:29:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 96 transitions. [2019-11-20 04:29:53,423 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 96 transitions. Word has length 18 [2019-11-20 04:29:53,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:29:53,423 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 96 transitions. [2019-11-20 04:29:53,423 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-20 04:29:53,423 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 96 transitions. [2019-11-20 04:29:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 04:29:53,424 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:29:53,424 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 04:29:53,654 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-20 04:29:53,654 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:29:53,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:29:53,654 INFO L82 PathProgramCache]: Analyzing trace with hash -1055279212, now seen corresponding path program 1 times [2019-11-20 04:29:53,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:29:53,655 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2054702736] [2019-11-20 04:29:53,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 04:29:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:29:53,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-20 04:29:53,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:29:54,044 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-11-20 04:29:54,152 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 04:29:54,152 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:29:54,711 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 04:29:54,711 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2054702736] [2019-11-20 04:29:54,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:29:54,711 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-11-20 04:29:54,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194624805] [2019-11-20 04:29:54,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 04:29:54,712 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:29:54,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 04:29:54,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-20 04:29:54,713 INFO L87 Difference]: Start difference. First operand 74 states and 96 transitions. Second operand 8 states. [2019-11-20 04:29:55,025 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-11-20 04:29:55,256 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-11-20 04:29:55,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:29:55,886 INFO L93 Difference]: Finished difference Result 78 states and 99 transitions. [2019-11-20 04:29:55,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 04:29:55,891 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2019-11-20 04:29:55,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:29:55,893 INFO L225 Difference]: With dead ends: 78 [2019-11-20 04:29:55,893 INFO L226 Difference]: Without dead ends: 74 [2019-11-20 04:29:55,893 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-20 04:29:55,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-11-20 04:29:55,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-11-20 04:29:55,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-11-20 04:29:55,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 94 transitions. [2019-11-20 04:29:55,904 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 94 transitions. Word has length 20 [2019-11-20 04:29:55,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:29:55,904 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 94 transitions. [2019-11-20 04:29:55,905 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 04:29:55,905 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 94 transitions. [2019-11-20 04:29:55,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 04:29:55,906 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:29:55,906 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 04:29:56,115 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-20 04:29:56,116 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:29:56,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:29:56,116 INFO L82 PathProgramCache]: Analyzing trace with hash -1385254763, now seen corresponding path program 1 times [2019-11-20 04:29:56,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:29:56,117 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [943817562] [2019-11-20 04:29:56,117 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/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 04:29:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:29:56,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 04:29:56,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:29:56,496 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:56,518 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 04:29:56,518 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:29:56,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:56,595 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:29:56,823 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 04:29:56,824 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [943817562] [2019-11-20 04:29:56,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:29:56,824 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 15 [2019-11-20 04:29:56,824 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054696430] [2019-11-20 04:29:56,825 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-11-20 04:29:56,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:29:56,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-20 04:29:56,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2019-11-20 04:29:56,826 INFO L87 Difference]: Start difference. First operand 74 states and 94 transitions. Second operand 15 states. [2019-11-20 04:29:57,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:29:57,143 INFO L93 Difference]: Finished difference Result 74 states and 94 transitions. [2019-11-20 04:29:57,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-20 04:29:57,144 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 25 [2019-11-20 04:29:57,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:29:57,144 INFO L225 Difference]: With dead ends: 74 [2019-11-20 04:29:57,144 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 04:29:57,145 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=126, Invalid=294, Unknown=0, NotChecked=0, Total=420 [2019-11-20 04:29:57,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 04:29:57,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 04:29:57,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 04:29:57,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 04:29:57,146 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-20 04:29:57,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:29:57,146 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:29:57,146 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-11-20 04:29:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 04:29:57,147 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 04:29:57,351 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-11-20 04:29:57,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 04:29:59,737 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 62 [2019-11-20 04:29:59,763 INFO L440 ceAbstractionStarter]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) (.cse0 (fp.neg (_ +zero 8 24)))) (and (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (fp.lt (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_~y .cse0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0))) ~pi~0) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (fp.neg (_ +zero 8 24))))) (= |ULTIMATE.start___ieee754_atan2f_#res| (fp.sub roundNearestTiesToEven (fp.neg ~pi~0) .cse1)) (= .cse1 ~tiny_atan2~0) (= ULTIMATE.start_main_~y~0 .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.lt (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)))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ 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)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))))) (fp.lt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt (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)))) [2019-11-20 04:29:59,763 INFO L444 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-11-20 04:29:59,763 INFO L444 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-11-20 04:29:59,763 INFO L444 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-11-20 04:29:59,763 INFO L444 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-11-20 04:29:59,764 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L447 ceAbstractionStarter]: At program point L235(lines 215 236) the Hoare annotation is: true [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-11-20 04:29:59,765 INFO L444 ceAbstractionStarter]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L440 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-11-20 04:29:59,766 INFO L440 ceAbstractionStarter]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-11-20 04:29:59,766 INFO L444 ceAbstractionStarter]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-11-20 04:29:59,767 INFO L444 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-20 04:29:59,767 INFO L444 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-11-20 04:29:59,767 INFO L444 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-11-20 04:29:59,767 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-11-20 04:29:59,767 INFO L440 ceAbstractionStarter]: At program point L122-2(lines 122 126) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0))) ~pi~0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ULTIMATE.start_main_~y~0 .cse0) (fp.lt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)))) [2019-11-20 04:29:59,767 INFO L444 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-11-20 04:29:59,767 INFO L444 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-11-20 04:29:59,768 INFO L440 ceAbstractionStarter]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-11-20 04:29:59,768 INFO L440 ceAbstractionStarter]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-11-20 04:29:59,768 INFO L440 ceAbstractionStarter]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-11-20 04:29:59,768 INFO L444 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-11-20 04:29:59,768 INFO L444 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-11-20 04:29:59,768 INFO L444 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-11-20 04:29:59,769 INFO L444 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-11-20 04:29:59,769 INFO L444 ceAbstractionStarter]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-11-20 04:29:59,769 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 04:29:59,769 INFO L444 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-11-20 04:29:59,769 INFO L444 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-11-20 04:29:59,769 INFO L444 ceAbstractionStarter]: For program point L224(lines 224 233) no Hoare annotation was computed. [2019-11-20 04:29:59,770 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-11-20 04:29:59,770 INFO L444 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2019-11-20 04:29:59,770 INFO L444 ceAbstractionStarter]: For program point L224-2(lines 224 233) no Hoare annotation was computed. [2019-11-20 04:29:59,770 INFO L444 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2019-11-20 04:29:59,770 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 04:29:59,770 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 04:29:59,771 INFO L444 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-11-20 04:29:59,771 INFO L444 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-20 04:29:59,771 INFO L444 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-11-20 04:29:59,771 INFO L444 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-11-20 04:29:59,771 INFO L444 ceAbstractionStarter]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-11-20 04:29:59,771 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 04:29:59,772 INFO L444 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-11-20 04:29:59,772 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 04:29:59,772 INFO L444 ceAbstractionStarter]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-11-20 04:29:59,772 INFO L444 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-11-20 04:29:59,772 INFO L444 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-20 04:29:59,772 INFO L444 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-11-20 04:29:59,773 INFO L444 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-11-20 04:29:59,773 INFO L440 ceAbstractionStarter]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2019-11-20 04:29:59,773 INFO L444 ceAbstractionStarter]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-11-20 04:29:59,773 INFO L444 ceAbstractionStarter]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-11-20 04:29:59,773 INFO L444 ceAbstractionStarter]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-11-20 04:29:59,773 INFO L440 ceAbstractionStarter]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-11-20 04:29:59,774 INFO L444 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2019-11-20 04:29:59,774 INFO L444 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-11-20 04:29:59,774 INFO L440 ceAbstractionStarter]: At program point L128-2(lines 128 132) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ULTIMATE.start___ieee754_atan2f_~y .cse0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0))) ~pi~0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ULTIMATE.start_main_~y~0 .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.lt (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)))) (fp.lt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt (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)))) [2019-11-20 04:29:59,774 INFO L444 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-11-20 04:29:59,775 INFO L444 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-11-20 04:29:59,775 INFO L444 ceAbstractionStarter]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-11-20 04:29:59,775 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 04:29:59,775 INFO L444 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-11-20 04:29:59,775 INFO L444 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-11-20 04:29:59,775 INFO L440 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-11-20 04:29:59,776 INFO L444 ceAbstractionStarter]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-11-20 04:29:59,776 INFO L440 ceAbstractionStarter]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-11-20 04:29:59,776 INFO L444 ceAbstractionStarter]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-11-20 04:29:59,776 INFO L444 ceAbstractionStarter]: For program point L229(lines 229 232) no Hoare annotation was computed. [2019-11-20 04:29:59,776 INFO L440 ceAbstractionStarter]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-11-20 04:29:59,776 INFO L444 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-11-20 04:29:59,777 INFO L440 ceAbstractionStarter]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-11-20 04:29:59,777 INFO L444 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-11-20 04:29:59,777 INFO L444 ceAbstractionStarter]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-11-20 04:29:59,777 INFO L444 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-11-20 04:29:59,777 INFO L444 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2019-11-20 04:29:59,777 INFO L444 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-11-20 04:29:59,777 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 04:29:59,778 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 230) no Hoare annotation was computed. [2019-11-20 04:29:59,778 INFO L444 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-11-20 04:29:59,778 INFO L444 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-11-20 04:29:59,778 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-11-20 04:29:59,789 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,790 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,790 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,791 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,795 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,795 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,795 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,796 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,797 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,797 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,802 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,802 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,804 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,804 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,804 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,804 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,805 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,811 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,811 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,813 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,813 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,813 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,813 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,814 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,818 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,819 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,819 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,819 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,820 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,820 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,820 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,821 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 04:29:59 BoogieIcfgContainer [2019-11-20 04:29:59,823 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 04:29:59,824 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:29:59,824 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:29:59,824 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:29:59,825 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:44" (3/4) ... [2019-11-20 04:29:59,828 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 04:29:59,847 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-11-20 04:29:59,848 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 04:29:59,848 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 04:29:59,879 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) && ~fp.lt~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()))) && ~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE()) [2019-11-20 04:29:59,880 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) && ~fp.lt~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())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) && ~fp.lt~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()))) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : 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]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))))) && ~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE()) [2019-11-20 04:29:59,948 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2fd05312-2ae0-4856-8f2d-515359bf3b56/bin/uautomizer/witness.graphml [2019-11-20 04:29:59,949 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:29:59,950 INFO L168 Benchmark]: Toolchain (without parser) took 35320.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 214.4 MB). Free memory was 961.8 MB in the beginning and 1.0 GB in the end (delta: -68.5 MB). Peak memory consumption was 145.9 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:59,951 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:29:59,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:59,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:59,952 INFO L168 Benchmark]: Boogie Preprocessor took 63.42 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 04:29:59,953 INFO L168 Benchmark]: RCFGBuilder took 19265.02 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: 72.2 MB). Peak memory consumption was 72.2 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:59,953 INFO L168 Benchmark]: TraceAbstraction took 15355.06 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.3 MB). Peak memory consumption was 81.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:59,954 INFO L168 Benchmark]: Witness Printer took 125.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-11-20 04:29:59,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 440.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 19265.02 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: 72.2 MB). Peak memory consumption was 72.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15355.06 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.3 MB). Peak memory consumption was 81.4 MB. Max. memory is 11.5 GB. * Witness Printer took 125.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 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 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_~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 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 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_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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 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 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: 230]: 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 04:29:59,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,975 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,975 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,976 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,976 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,978 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,978 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,978 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,978 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (((((y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) && ~fp.lt~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()))) && ~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant [2019-11-20 04:29:59,980 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,980 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,980 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,981 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,981 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,981 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,982 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,982 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,982 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,982 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,983 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,983 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,983 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,983 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,984 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,984 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,984 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,984 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,985 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,986 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,988 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,988 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,988 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,988 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,989 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,989 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,989 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,989 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,990 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,990 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,990 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,990 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,991 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-11-20 04:29:59,992 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-11-20 04:29:59,993 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (((((((((((\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) && ~fp.lt~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())) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) && ~fp.lt~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()))) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : 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]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))))) && ~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant [2019-11-20 04:29:59,996 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,996 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,996 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,997 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,997 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,997 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 04:29:59,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Result: SAFE, OverallTime: 15.2s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, HoareTripleCheckerStatistics: 498 SDtfs, 1825 SDslu, 498 SDs, 0 SdLazy, 177 SolverSat, 38 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 218 GetRequests, 148 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 6.9s 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, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 227 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 198 ConstructedInterpolants, 44 QuantifiedInterpolants, 36957 SizeOfPredicates, 44 NumberOfNonLiveVariables, 638 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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...