./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd7d022a1ff6fee6b2d925b7876c30126acc994c ......................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd7d022a1ff6fee6b2d925b7876c30126acc994c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:18:45,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:18:45,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:18:45,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:18:45,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:18:45,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:18:45,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:18:45,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:18:45,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:18:45,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:18:45,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:18:45,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:18:45,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:18:45,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:18:45,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:18:45,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:18:45,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:18:45,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:18:45,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:18:45,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:18:45,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:18:45,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:18:45,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:18:45,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:18:45,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:18:45,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:18:45,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:18:45,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:18:45,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:18:45,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:18:45,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:18:45,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:18:45,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:18:45,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:18:45,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:18:45,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:18:45,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:18:45,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:18:45,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:18:45,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:18:45,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:18:45,952 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 17:18:45,962 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:18:45,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:18:45,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:18:45,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:18:45,963 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:18:45,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:18:45,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:18:45,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:18:45,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:18:45,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:18:45,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:18:45,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:18:45,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:18:45,964 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:18:45,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:18:45,964 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:18:45,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:18:45,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:18:45,965 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:18:45,965 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:18:45,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:18:45,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:18:45,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:18:45,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:18:45,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:18:45,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:18:45,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 17:18:45,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:18:45,966 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:18:45,966 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_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2019-12-07 17:18:46,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:18:46,078 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:18:46,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:18:46,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:18:46,082 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:18:46,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-12-07 17:18:46,129 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data/8830e4682/8203857097a04e5c935551ae0f2dc4c1/FLAG468901dca [2019-12-07 17:18:46,558 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:18:46,559 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-12-07 17:18:46,563 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data/8830e4682/8203857097a04e5c935551ae0f2dc4c1/FLAG468901dca [2019-12-07 17:18:46,922 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data/8830e4682/8203857097a04e5c935551ae0f2dc4c1 [2019-12-07 17:18:46,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:18:46,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:18:46,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:18:46,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:18:46,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:18:46,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:18:46" (1/1) ... [2019-12-07 17:18:46,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5634d9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:46, skipping insertion in model container [2019-12-07 17:18:46,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:18:46" (1/1) ... [2019-12-07 17:18:46,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:18:46,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:18:47,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:18:47,129 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:18:47,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:18:47,172 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:18:47,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47 WrapperNode [2019-12-07 17:18:47,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:18:47,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:18:47,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:18:47,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:18:47,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... [2019-12-07 17:18:47,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... [2019-12-07 17:18:47,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:18:47,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:18:47,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:18:47,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:18:47,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... [2019-12-07 17:18:47,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... [2019-12-07 17:18:47,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... [2019-12-07 17:18:47,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... [2019-12-07 17:18:47,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... [2019-12-07 17:18:47,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... [2019-12-07 17:18:47,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... [2019-12-07 17:18:47,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:18:47,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:18:47,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:18:47,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:18:47,230 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/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 [2019-12-07 17:18:47,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:18:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 17:18:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 17:18:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 17:18:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:18:47,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:18:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 17:18:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-12-07 17:18:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:18:47,477 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:18:47,477 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-12-07 17:18:47,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:18:47 BoogieIcfgContainer [2019-12-07 17:18:47,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:18:47,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:18:47,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:18:47,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:18:47,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:18:46" (1/3) ... [2019-12-07 17:18:47,482 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71de1047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:18:47, skipping insertion in model container [2019-12-07 17:18:47,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:47" (2/3) ... [2019-12-07 17:18:47,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71de1047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:18:47, skipping insertion in model container [2019-12-07 17:18:47,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:18:47" (3/3) ... [2019-12-07 17:18:47,484 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2019-12-07 17:18:47,490 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:18:47,495 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:18:47,502 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:18:47,518 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:18:47,518 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:18:47,518 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:18:47,518 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:18:47,518 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:18:47,518 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:18:47,518 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:18:47,519 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:18:47,528 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-12-07 17:18:47,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-07 17:18:47,532 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:18:47,532 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:18:47,532 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:18:47,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:18:47,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-12-07 17:18:47,541 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:18:47,541 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921930470] [2019-12-07 17:18:47,542 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:18:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:18:47,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:18:47,634 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921930470] [2019-12-07 17:18:47,635 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:18:47,635 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 17:18:47,635 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738337308] [2019-12-07 17:18:47,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:18:47,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 17:18:47,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:18:47,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:18:47,648 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-12-07 17:18:47,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:18:47,660 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-12-07 17:18:47,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:18:47,661 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-12-07 17:18:47,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:18:47,667 INFO L225 Difference]: With dead ends: 62 [2019-12-07 17:18:47,667 INFO L226 Difference]: Without dead ends: 29 [2019-12-07 17:18:47,669 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 [2019-12-07 17:18:47,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-12-07 17:18:47,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-12-07 17:18:47,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-12-07 17:18:47,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-12-07 17:18:47,692 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-12-07 17:18:47,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:18:47,692 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-12-07 17:18:47,692 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:18:47,692 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-12-07 17:18:47,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 17:18:47,693 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:18:47,693 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:18:47,693 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:18:47,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:18:47,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-12-07 17:18:47,694 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:18:47,694 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848504759] [2019-12-07 17:18:47,694 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:18:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:18:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:18:47,763 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:18:47,763 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 17:18:47,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:18:47 BoogieIcfgContainer [2019-12-07 17:18:47,787 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:18:47,787 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:18:47,787 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:18:47,787 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:18:47,788 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:18:47" (3/4) ... [2019-12-07 17:18:47,790 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 17:18:47,790 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:18:47,792 INFO L168 Benchmark]: Toolchain (without parser) took 862.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 75.0 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -57.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-07 17:18:47,792 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:18:47,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 75.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -123.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:18:47,793 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.37 ms. Allocated memory is still 1.1 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. [2019-12-07 17:18:47,793 INFO L168 Benchmark]: Boogie Preprocessor took 24.07 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:18:47,794 INFO L168 Benchmark]: RCFGBuilder took 248.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2019-12-07 17:18:47,794 INFO L168 Benchmark]: TraceAbstraction took 308.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2019-12-07 17:18:47,794 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:18:47,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 241.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 75.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -123.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.37 ms. Allocated memory is still 1.1 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 24.07 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 248.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 308.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.97 ms. Allocated memory is still 1.1 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: 131]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L32-L37] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L52-L54] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L127] float x = 1.0f / 0.0f; [L57] float w, s1, s2, z; [L58] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L61] ieee_float_shape_type gf_u; [L62] gf_u.value = (x) [L63] EXPR gf_u.word [L63] (hx) = gf_u.word [L65] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L66] COND TRUE ix >= 0x50800000 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L67] COND TRUE ((ix) > 0x7f800000L) [L68] return x + x; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L128] float res = atan_float(x); [L130] COND TRUE res != pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L131] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 42 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 17:18:49,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:18:49,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:18:49,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:18:49,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:18:49,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:18:49,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:18:49,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:18:49,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:18:49,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:18:49,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:18:49,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:18:49,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:18:49,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:18:49,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:18:49,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:18:49,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:18:49,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:18:49,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:18:49,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:18:49,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:18:49,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:18:49,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:18:49,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:18:49,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:18:49,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:18:49,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:18:49,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:18:49,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:18:49,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:18:49,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:18:49,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:18:49,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:18:49,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:18:49,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:18:49,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:18:49,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:18:49,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:18:49,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:18:49,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:18:49,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:18:49,289 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 17:18:49,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:18:49,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:18:49,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:18:49,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:18:49,300 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:18:49,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:18:49,301 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:18:49,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:18:49,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:18:49,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 17:18:49,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 17:18:49,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 17:18:49,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 17:18:49,302 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 17:18:49,302 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:18:49,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:18:49,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:18:49,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 17:18:49,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:18:49,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:18:49,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 17:18:49,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 17:18:49,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 17:18:49,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:18:49,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 17:18:49,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 17:18:49,303 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 17:18:49,303 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 17:18:49,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 17:18:49,304 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:18:49,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 17:18:49,304 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_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2019-12-07 17:18:49,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:18:49,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:18:49,491 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:18:49,492 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:18:49,493 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:18:49,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-12-07 17:18:49,533 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data/0652f7ee2/20ecadfd3b4549389d1226e354ca2cd3/FLAGcf7a6755f [2019-12-07 17:18:49,954 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:18:49,955 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-12-07 17:18:49,960 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data/0652f7ee2/20ecadfd3b4549389d1226e354ca2cd3/FLAGcf7a6755f [2019-12-07 17:18:50,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/data/0652f7ee2/20ecadfd3b4549389d1226e354ca2cd3 [2019-12-07 17:18:50,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:18:50,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:18:50,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:18:50,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:18:50,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:18:50,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55bc42c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50, skipping insertion in model container [2019-12-07 17:18:50,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:18:50,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:18:50,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:18:50,502 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:18:50,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:18:50,584 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:18:50,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50 WrapperNode [2019-12-07 17:18:50,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:18:50,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:18:50,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:18:50,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:18:50,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:18:50,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:18:50,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:18:50,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:18:50,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... [2019-12-07 17:18:50,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:18:50,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:18:50,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:18:50,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:18:50,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/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 [2019-12-07 17:18:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-12-07 17:18:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 17:18:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 17:18:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 17:18:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:18:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:18:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 17:18:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 17:18:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 17:19:00,161 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:19:00,161 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-12-07 17:19:00,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:19:00 BoogieIcfgContainer [2019-12-07 17:19:00,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:19:00,163 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 17:19:00,163 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 17:19:00,165 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 17:19:00,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 05:18:50" (1/3) ... [2019-12-07 17:19:00,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aed417a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:19:00, skipping insertion in model container [2019-12-07 17:19:00,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:18:50" (2/3) ... [2019-12-07 17:19:00,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aed417a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 05:19:00, skipping insertion in model container [2019-12-07 17:19:00,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:19:00" (3/3) ... [2019-12-07 17:19:00,168 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2019-12-07 17:19:00,174 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 17:19:00,179 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 17:19:00,187 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 17:19:00,201 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 17:19:00,201 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 17:19:00,201 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 17:19:00,202 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:19:00,202 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:19:00,202 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 17:19:00,202 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:19:00,202 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 17:19:00,211 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-12-07 17:19:00,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-07 17:19:00,215 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:19:00,215 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:19:00,216 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:19:00,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:19:00,219 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-12-07 17:19:00,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:19:00,227 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1957635455] [2019-12-07 17:19:00,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/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 [2019-12-07 17:19:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:19:01,054 INFO L264 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 17:19:01,058 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:19:01,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:19:01,070 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:19:01,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:19:01,074 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1957635455] [2019-12-07 17:19:01,074 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:19:01,074 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 17:19:01,075 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122399774] [2019-12-07 17:19:01,079 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 17:19:01,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:19:01,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 17:19:01,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:19:01,091 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-12-07 17:19:01,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:19:01,104 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-12-07 17:19:01,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 17:19:01,105 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-12-07 17:19:01,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:19:01,112 INFO L225 Difference]: With dead ends: 62 [2019-12-07 17:19:01,112 INFO L226 Difference]: Without dead ends: 29 [2019-12-07 17:19:01,114 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 17:19:01,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-12-07 17:19:01,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-12-07 17:19:01,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-12-07 17:19:01,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-12-07 17:19:01,137 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-12-07 17:19:01,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:19:01,137 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-12-07 17:19:01,137 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 17:19:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-12-07 17:19:01,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 17:19:01,138 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:19:01,138 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:19:01,338 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 17:19:01,339 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:19:01,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:19:01,340 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-12-07 17:19:01,342 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:19:01,343 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1782378297] [2019-12-07 17:19:01,343 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/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 [2019-12-07 17:19:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:19:02,226 INFO L264 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 17:19:02,228 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:19:02,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:19:02,318 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:19:02,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:19:02,406 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1782378297] [2019-12-07 17:19:02,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:19:02,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 17:19:02,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179617168] [2019-12-07 17:19:02,408 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 17:19:02,409 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:19:02,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 17:19:02,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 17:19:02,409 INFO L87 Difference]: Start difference. First operand 29 states and 39 transitions. Second operand 8 states. [2019-12-07 17:19:02,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:19:02,578 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2019-12-07 17:19:02,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:19:02,581 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 10 [2019-12-07 17:19:02,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:19:02,582 INFO L225 Difference]: With dead ends: 33 [2019-12-07 17:19:02,582 INFO L226 Difference]: Without dead ends: 12 [2019-12-07 17:19:02,583 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 17:19:02,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-12-07 17:19:02,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-12-07 17:19:02,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-12-07 17:19:02,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-12-07 17:19:02,585 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2019-12-07 17:19:02,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:19:02,585 INFO L462 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-12-07 17:19:02,585 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 17:19:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-12-07 17:19:02,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 17:19:02,586 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 17:19:02,586 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 17:19:02,787 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 17:19:02,787 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 17:19:02,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:19:02,788 INFO L82 PathProgramCache]: Analyzing trace with hash -1305404355, now seen corresponding path program 1 times [2019-12-07 17:19:02,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 17:19:02,790 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1584136102] [2019-12-07 17:19:02,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/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 [2019-12-07 17:19:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 17:19:03,932 INFO L264 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 21 conjunts are in the unsatisfiable core [2019-12-07 17:19:03,936 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 17:19:03,970 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:03,988 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:04,089 INFO L343 Elim1Store]: treesize reduction 57, result has 43.6 percent of original size [2019-12-07 17:19:04,089 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 99 [2019-12-07 17:19:04,090 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:19:04,091 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:19:04,093 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:19:04,095 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 17:19:04,343 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2019-12-07 17:19:04,344 INFO L614 ElimStorePlain]: treesize reduction 82, result has 67.5 percent of original size [2019-12-07 17:19:04,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-12-07 17:19:04,347 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 17:19:04,347 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:172, output treesize:170 [2019-12-07 17:19:04,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-12-07 17:19:04,431 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-12-07 17:19:04,488 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-12-07 17:19:04,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:04,605 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 17:19:04,606 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2019-12-07 17:19:04,607 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 17:19:04,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:04,764 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 17:19:04,764 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 32 treesize of output 78 [2019-12-07 17:19:04,766 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 17:19:04,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:04,842 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 17:19:04,843 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 41 [2019-12-07 17:19:04,844 INFO L534 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-12-07 17:19:04,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:04,894 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 17:19:04,895 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2019-12-07 17:19:04,896 INFO L534 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-12-07 17:19:05,466 WARN L192 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2019-12-07 17:19:05,467 INFO L614 ElimStorePlain]: treesize reduction 344, result has 48.7 percent of original size [2019-12-07 17:19:05,486 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:05,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:05,534 INFO L172 IndexEqualityManager]: detected equality via solver [2019-12-07 17:19:05,540 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 17:19:05,541 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 102 [2019-12-07 17:19:05,542 INFO L534 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-12-07 17:19:05,560 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:05,581 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 17:19:05,581 INFO L172 IndexEqualityManager]: detected equality via solver [2019-12-07 17:19:05,587 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 17:19:05,588 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 102 [2019-12-07 17:19:05,589 INFO L534 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-12-07 17:19:06,118 WARN L192 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2019-12-07 17:19:06,119 INFO L614 ElimStorePlain]: treesize reduction 36, result has 89.9 percent of original size [2019-12-07 17:19:06,121 INFO L534 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2019-12-07 17:19:06,122 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:718, output treesize:281 [2019-12-07 17:19:06,322 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2019-12-07 17:19:06,340 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 17:19:06,340 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 155 treesize of output 79 [2019-12-07 17:19:06,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 17:19:06,344 INFO L534 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-12-07 17:19:06,489 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-12-07 17:19:06,490 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 17:19:06,491 INFO L534 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-12-07 17:19:06,491 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:170, output treesize:52 [2019-12-07 17:19:06,743 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-12-07 17:19:07,068 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-12-07 17:19:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:19:07,104 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 17:19:16,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 17:19:16,982 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1584136102] [2019-12-07 17:19:16,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 17:19:16,982 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-12-07 17:19:16,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147721532] [2019-12-07 17:19:16,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 17:19:16,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 17:19:16,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 17:19:16,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-12-07 17:19:16,983 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 10 states. [2019-12-07 17:19:18,582 WARN L192 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2019-12-07 17:19:19,828 WARN L192 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-12-07 17:19:19,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 17:19:19,830 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2019-12-07 17:19:19,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 17:19:19,830 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-12-07 17:19:19,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 17:19:19,830 INFO L225 Difference]: With dead ends: 12 [2019-12-07 17:19:19,830 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 17:19:19,831 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-12-07 17:19:19,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 17:19:19,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 17:19:19,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 17:19:19,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 17:19:19,831 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-12-07 17:19:19,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 17:19:19,831 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 17:19:19,831 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 17:19:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 17:19:19,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 17:19:20,032 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 17:19:20,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 17:19:20,752 WARN L192 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-12-07 17:19:20,757 INFO L246 CegarLoopResult]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2019-12-07 17:19:20,757 INFO L242 CegarLoopResult]: At program point L60-2(lines 60 64) the Hoare annotation is: (let ((.cse1 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= |~#atanhi_atan~0.offset| (_ bv0 32)) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_atan_float_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= (let ((.cse0 (select .cse1 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (let ((.cse2 (select .cse1 (bvadd |~#atanhi_atan~0.offset| (_ bv8 32))))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 98279368877.0 100000000000.0)))) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (= (let ((.cse3 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0)))) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (let ((.cse4 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv8 32)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3571428731.0 25000000000.0)))) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))) (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)))) (= currentRoundingMode roundNearestTiesToEven))) [2019-12-07 17:19:20,757 INFO L246 CegarLoopResult]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L242 CegarLoopResult]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-12-07 17:19:20,758 INFO L249 CegarLoopResult]: At program point L135(lines 120 136) the Hoare annotation is: true [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point L69(lines 69 72) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L242 CegarLoopResult]: At program point L29(lines 17 30) the Hoare annotation is: false [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point L130(lines 130 133) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-12-07 17:19:20,758 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 131) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L24-1(lines 17 30) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L82(lines 82 98) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L74(lines 74 99) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L66(lines 66 73) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-12-07 17:19:20,759 INFO L246 CegarLoopResult]: For program point L116-2(line 116) no Hoare annotation was computed. [2019-12-07 17:19:20,760 INFO L242 CegarLoopResult]: At program point L116-3(lines 56 118) the Hoare annotation is: (let ((.cse4 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= |~#atanhi_atan~0.offset| (_ bv0 32)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (= (let ((.cse0 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0)))) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_atan_float_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (exists ((v_arrayElimCell_28 (_ BitVec 32)) (v_arrayElimCell_29 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_arrayElimCell_29) ((_ extract 30 23) v_arrayElimCell_29) ((_ extract 22 0) v_arrayElimCell_29))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_28) ((_ extract 30 23) v_arrayElimCell_28) ((_ extract 22 0) v_arrayElimCell_28)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0))) .cse1) (= (fp.add roundNearestTiesToEven .cse2 .cse1) |ULTIMATE.start_atan_float_#res|) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) .cse2)))) (exists ((ULTIMATE.start_atan_float_~hx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start_atan_float_~hx~0) ULTIMATE.start_atan_float_~ix~1) (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))))) (= (let ((.cse3 (select .cse4 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0)))) (= (let ((.cse5 (select .cse4 (bvadd |~#atanhi_atan~0.offset| (_ bv8 32))))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 98279368877.0 100000000000.0)))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (= (_ bv1 1) (select |#valid| |~#atanlo_atan~0.base|)) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (let ((.cse6 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv8 32)))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3571428731.0 25000000000.0)))) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (= (_ bv1 1) (select |#valid| |~#aT_atan~0.base|)) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))))))) [2019-12-07 17:19:20,760 INFO L246 CegarLoopResult]: For program point L75(lines 75 78) no Hoare annotation was computed. [2019-12-07 17:19:20,760 INFO L246 CegarLoopResult]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2019-12-07 17:19:20,760 INFO L246 CegarLoopResult]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-12-07 17:19:20,760 INFO L246 CegarLoopResult]: For program point L76(lines 76 77) no Hoare annotation was computed. [2019-12-07 17:19:20,765 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,766 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,766 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,766 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,769 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,771 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,771 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,771 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,771 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,771 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,771 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,771 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,772 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,773 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,778 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,779 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,779 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,779 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,779 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,780 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,780 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,780 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,780 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,780 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,780 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,780 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,780 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,780 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,781 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,781 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,781 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,781 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,781 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,781 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,781 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,781 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,781 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,782 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,784 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,785 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,785 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,785 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,786 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,787 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,788 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,793 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,794 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,794 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,794 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,794 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,794 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,798 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,798 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,799 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,799 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,799 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,800 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,800 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,801 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,801 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,801 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,805 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,806 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,807 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,808 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,808 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 05:19:20 BoogieIcfgContainer [2019-12-07 17:19:20,811 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 17:19:20,811 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:19:20,811 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:19:20,811 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:19:20,812 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:19:00" (3/4) ... [2019-12-07 17:19:20,815 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 17:19:20,826 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-07 17:19:20,826 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 17:19:20,827 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 17:19:20,845 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((atanhi_atan == 0bv32 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && !(atanlo_atan == atanhi_atan)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2019-12-07 17:19:20,845 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((atanhi_atan == 0bv32 && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && !(atanlo_atan == atanhi_atan)) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && (\exists v_arrayElimCell_28 : bv32, v_arrayElimCell_29 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0]) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]))) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix && ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && 1bv1 == \valid[atanlo_atan]) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && 1bv1 == \valid[~#aT_atan~0.base]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) [2019-12-07 17:19:20,875 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4b06697e-b059-4e2b-8079-d137b8d6dc75/bin/uautomizer/witness.graphml [2019-12-07 17:19:20,875 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:19:20,877 INFO L168 Benchmark]: Toolchain (without parser) took 30548.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.0 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 46.4 MB. Max. memory is 11.5 GB. [2019-12-07 17:19:20,877 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:19:20,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -160.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2019-12-07 17:19:20,878 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.41 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. [2019-12-07 17:19:20,878 INFO L168 Benchmark]: Boogie Preprocessor took 28.44 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. [2019-12-07 17:19:20,878 INFO L168 Benchmark]: RCFGBuilder took 9508.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2019-12-07 17:19:20,878 INFO L168 Benchmark]: TraceAbstraction took 20647.94 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -39.8 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2019-12-07 17:19:20,879 INFO L168 Benchmark]: Witness Printer took 64.37 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:19:20,881 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 254.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -160.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.41 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 28.44 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 9508.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20647.94 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -39.8 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * Witness Printer took 64.37 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 131]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 60]: Loop Invariant [2019-12-07 17:19:20,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,887 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,891 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,891 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,891 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,891 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,891 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((atanhi_atan == 0bv32 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && !(atanlo_atan == atanhi_atan)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 56]: Loop Invariant [2019-12-07 17:19:20,894 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,894 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,894 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,895 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,897 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,899 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,899 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,899 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,899 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,899 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,899 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,899 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,899 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,899 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,900 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,900 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,900 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,900 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,900 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,902 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,902 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,902 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-12-07 17:19:20,903 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,903 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 17:19:20,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,903 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-12-07 17:19:20,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-12-07 17:19:20,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,904 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 17:19:20,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,905 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 17:19:20,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 17:19:20,908 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((((((((((atanhi_atan == 0bv32 && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && !(atanlo_atan == atanhi_atan)) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && (\exists v_arrayElimCell_28 : bv32, v_arrayElimCell_29 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0]) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]))) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix && ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && 1bv1 == \valid[atanlo_atan]) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && 1bv1 == \valid[~#aT_atan~0.base]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: SAFE, OverallTime: 19.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 53 SDtfs, 44 SDslu, 23 SDs, 0 SdLazy, 28 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 13.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 8 NumberOfFragments, 455 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 13.5s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 54 ConstructedInterpolants, 17 QuantifiedInterpolants, 17991 SizeOfPredicates, 19 NumberOfNonLiveVariables, 246 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...