./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.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_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/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 4dddb731074a9a249891d6adbc7c778d25efe28d ............................................................................................................................................................................................................................................................................................. 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_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/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 4dddb731074a9a249891d6adbc7c778d25efe28d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:15:01,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:15:01,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:15:01,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:15:01,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:15:01,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:15:01,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:15:01,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:15:01,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:15:01,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:15:01,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:15:01,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:15:01,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:15:01,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:15:01,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:15:01,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:15:01,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:15:01,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:15:01,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:15:01,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:15:01,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:15:01,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:15:01,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:15:01,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:15:01,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:15:01,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:15:01,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:15:01,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:15:01,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:15:01,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:15:01,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:15:01,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:15:01,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:15:01,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:15:01,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:15:01,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:15:01,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:15:01,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:15:01,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:15:01,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:15:01,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:15:01,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 14:15:01,214 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:15:01,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:15:01,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:15:01,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:15:01,215 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:15:01,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:15:01,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:15:01,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:15:01,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:15:01,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:15:01,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:15:01,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:15:01,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:15:01,216 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:15:01,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:15:01,216 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:15:01,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:15:01,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:15:01,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:15:01,217 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:15:01,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:15:01,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:15:01,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:15:01,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:15:01,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:15:01,218 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 14:15:01,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:15:01,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:15:01,218 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:15:01,218 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_90d4da8c-9824-48cb-9a24-a577c663b445/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 -> 4dddb731074a9a249891d6adbc7c778d25efe28d [2019-12-07 14:15:01,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:15:01,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:15:01,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:15:01,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:15:01,331 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:15:01,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.c [2019-12-07 14:15:01,379 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data/f8c92ba73/1ef3669422664c4e93cae131e35513fa/FLAGc694768c1 [2019-12-07 14:15:01,809 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:15:01,810 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/sv-benchmarks/c/float-newlib/float_req_bl_0250b.c [2019-12-07 14:15:01,815 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data/f8c92ba73/1ef3669422664c4e93cae131e35513fa/FLAGc694768c1 [2019-12-07 14:15:01,824 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data/f8c92ba73/1ef3669422664c4e93cae131e35513fa [2019-12-07 14:15:01,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:15:01,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:15:01,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:15:01,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:15:01,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:15:01,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:15:01" (1/1) ... [2019-12-07 14:15:01,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b32c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:01, skipping insertion in model container [2019-12-07 14:15:01,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:15:01" (1/1) ... [2019-12-07 14:15:01,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:15:01,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:15:02,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:15:02,021 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:15:02,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:15:02,070 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:15:02,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02 WrapperNode [2019-12-07 14:15:02,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:15:02,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:15:02,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:15:02,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:15:02,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... [2019-12-07 14:15:02,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... [2019-12-07 14:15:02,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:15:02,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:15:02,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:15:02,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:15:02,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... [2019-12-07 14:15:02,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... [2019-12-07 14:15:02,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... [2019-12-07 14:15:02,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... [2019-12-07 14:15:02,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... [2019-12-07 14:15:02,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... [2019-12-07 14:15:02,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... [2019-12-07 14:15:02,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:15:02,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:15:02,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:15:02,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:15:02,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/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 14:15:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:15:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 14:15:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 14:15:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 14:15:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:15:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:15:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 14:15:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 14:15:02,442 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:15:02,442 INFO L287 CfgBuilder]: Removed 28 assume(true) statements. [2019-12-07 14:15:02,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:15:02 BoogieIcfgContainer [2019-12-07 14:15:02,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:15:02,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:15:02,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:15:02,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:15:02,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:15:01" (1/3) ... [2019-12-07 14:15:02,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c529cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:15:02, skipping insertion in model container [2019-12-07 14:15:02,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:02" (2/3) ... [2019-12-07 14:15:02,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c529cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:15:02, skipping insertion in model container [2019-12-07 14:15:02,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:15:02" (3/3) ... [2019-12-07 14:15:02,448 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0250b.c [2019-12-07 14:15:02,454 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:15:02,459 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:15:02,466 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:15:02,481 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:15:02,482 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:15:02,482 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:15:02,482 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:15:02,482 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:15:02,482 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:15:02,482 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:15:02,482 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:15:02,493 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states. [2019-12-07 14:15:02,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-07 14:15:02,496 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:15:02,497 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:15:02,497 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:15:02,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:15:02,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1900532880, now seen corresponding path program 1 times [2019-12-07 14:15:02,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:15:02,507 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614978569] [2019-12-07 14:15:02,507 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:15:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:15:02,588 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 14:15:02,588 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614978569] [2019-12-07 14:15:02,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:15:02,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 14:15:02,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960211028] [2019-12-07 14:15:02,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:15:02,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 14:15:02,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:15:02,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:15:02,603 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 2 states. [2019-12-07 14:15:02,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:15:02,617 INFO L93 Difference]: Finished difference Result 110 states and 178 transitions. [2019-12-07 14:15:02,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:15:02,618 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-12-07 14:15:02,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:15:02,625 INFO L225 Difference]: With dead ends: 110 [2019-12-07 14:15:02,625 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 14:15:02,627 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 14:15:02,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 14:15:02,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 14:15:02,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 14:15:02,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 70 transitions. [2019-12-07 14:15:02,652 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 70 transitions. Word has length 9 [2019-12-07 14:15:02,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:15:02,652 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 70 transitions. [2019-12-07 14:15:02,652 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:15:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2019-12-07 14:15:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 14:15:02,653 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:15:02,653 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:15:02,653 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:15:02,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:15:02,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1487817933, now seen corresponding path program 1 times [2019-12-07 14:15:02,654 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 14:15:02,654 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85345169] [2019-12-07 14:15:02,654 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:15:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:15:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:15:02,711 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 14:15:02,711 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 14:15:02,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:15:02 BoogieIcfgContainer [2019-12-07 14:15:02,733 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:15:02,733 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:15:02,733 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:15:02,733 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:15:02,734 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:15:02" (3/4) ... [2019-12-07 14:15:02,736 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 14:15:02,736 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:15:02,737 INFO L168 Benchmark]: Toolchain (without parser) took 910.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 948.9 MB in the beginning and 1.0 GB in the end (delta: -55.5 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:02,738 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:15:02,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -121.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:02,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.64 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 14:15:02,739 INFO L168 Benchmark]: Boogie Preprocessor took 25.19 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 14:15:02,739 INFO L168 Benchmark]: RCFGBuilder took 313.43 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: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:02,740 INFO L168 Benchmark]: TraceAbstraction took 288.90 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: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:02,740 INFO L168 Benchmark]: Witness Printer took 2.83 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 14:15:02,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 243.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -121.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.64 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. * Boogie Preprocessor took 25.19 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. * RCFGBuilder took 313.43 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: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 288.90 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: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Witness Printer took 2.83 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: 233]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of someUnaryDOUBLEoperation at line 147, overapproximation of bitwiseAnd at line 161, overapproximation of someUnaryFLOAToperation at line 145, overapproximation of someBinaryArithmeticFLOAToperation at line 164. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L60] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L143-L151] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L228] float x = -1.0f / 0.0f; [L154] float t, w, p, q, c, r, s; [L155] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L157] ieee_float_shape_type gf_u; [L158] gf_u.value = (x) [L159] EXPR gf_u.word [L159] (hx) = gf_u.word [L161] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L162] COND TRUE ix == 0x3f800000 [L164] return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L229] float res = __ieee754_asinf(x); [L58] return x != x; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L232] COND TRUE !isnan_float(res) [L233] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 56 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 73 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=56occurred 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 14:15:04,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:15:04,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:15:04,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:15:04,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:15:04,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:15:04,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:15:04,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:15:04,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:15:04,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:15:04,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:15:04,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:15:04,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:15:04,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:15:04,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:15:04,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:15:04,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:15:04,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:15:04,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:15:04,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:15:04,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:15:04,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:15:04,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:15:04,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:15:04,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:15:04,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:15:04,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:15:04,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:15:04,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:15:04,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:15:04,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:15:04,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:15:04,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:15:04,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:15:04,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:15:04,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:15:04,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:15:04,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:15:04,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:15:04,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:15:04,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:15:04,156 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 14:15:04,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:15:04,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:15:04,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:15:04,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:15:04,168 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:15:04,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:15:04,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:15:04,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:15:04,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:15:04,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:15:04,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:15:04,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:15:04,169 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:15:04,169 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:15:04,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:15:04,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:15:04,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:15:04,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:15:04,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:15:04,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:15:04,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:15:04,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:15:04,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:15:04,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:15:04,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:15:04,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:15:04,171 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 14:15:04,171 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:15:04,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:15:04,171 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:15:04,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:15:04,171 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_90d4da8c-9824-48cb-9a24-a577c663b445/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 -> 4dddb731074a9a249891d6adbc7c778d25efe28d [2019-12-07 14:15:04,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:15:04,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:15:04,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:15:04,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:15:04,360 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:15:04,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.c [2019-12-07 14:15:04,400 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data/9f70c3f4d/f59308dbf115450ab4d7a4b1ab0a5bc8/FLAG78289d140 [2019-12-07 14:15:04,750 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:15:04,751 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/sv-benchmarks/c/float-newlib/float_req_bl_0250b.c [2019-12-07 14:15:04,756 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data/9f70c3f4d/f59308dbf115450ab4d7a4b1ab0a5bc8/FLAG78289d140 [2019-12-07 14:15:04,764 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/data/9f70c3f4d/f59308dbf115450ab4d7a4b1ab0a5bc8 [2019-12-07 14:15:04,766 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:15:04,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:15:04,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:15:04,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:15:04,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:15:04,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:15:04" (1/1) ... [2019-12-07 14:15:04,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bb84b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:04, skipping insertion in model container [2019-12-07 14:15:04,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:15:04" (1/1) ... [2019-12-07 14:15:04,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:15:04,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:15:04,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:15:04,936 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:15:05,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:15:05,020 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:15:05,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05 WrapperNode [2019-12-07 14:15:05,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:15:05,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:15:05,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:15:05,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:15:05,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... [2019-12-07 14:15:05,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... [2019-12-07 14:15:05,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:15:05,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:15:05,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:15:05,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:15:05,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... [2019-12-07 14:15:05,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... [2019-12-07 14:15:05,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... [2019-12-07 14:15:05,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... [2019-12-07 14:15:05,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... [2019-12-07 14:15:05,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... [2019-12-07 14:15:05,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... [2019-12-07 14:15:05,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:15:05,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:15:05,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:15:05,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:15:05,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/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 14:15:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:15:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 14:15:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 14:15:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:15:05,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:15:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 14:15:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 14:15:05,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 14:15:14,895 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:15:14,896 INFO L287 CfgBuilder]: Removed 28 assume(true) statements. [2019-12-07 14:15:14,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:15:14 BoogieIcfgContainer [2019-12-07 14:15:14,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:15:14,897 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:15:14,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:15:14,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:15:14,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:15:04" (1/3) ... [2019-12-07 14:15:14,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f07265c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:15:14, skipping insertion in model container [2019-12-07 14:15:14,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:15:05" (2/3) ... [2019-12-07 14:15:14,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f07265c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:15:14, skipping insertion in model container [2019-12-07 14:15:14,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:15:14" (3/3) ... [2019-12-07 14:15:14,902 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0250b.c [2019-12-07 14:15:14,908 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:15:14,913 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:15:14,921 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:15:14,937 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:15:14,937 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:15:14,937 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:15:14,937 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:15:14,937 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:15:14,938 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:15:14,938 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:15:14,938 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:15:14,948 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states. [2019-12-07 14:15:14,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-07 14:15:14,952 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:15:14,953 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:15:14,953 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:15:14,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:15:14,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1900532880, now seen corresponding path program 1 times [2019-12-07 14:15:14,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:15:14,964 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1790326599] [2019-12-07 14:15:14,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/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 14:15:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:15:15,491 INFO L264 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 14:15:15,496 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:15:15,505 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 14:15:15,506 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:15:15,508 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 14:15:15,509 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1790326599] [2019-12-07 14:15:15,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:15:15,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 14:15:15,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094474886] [2019-12-07 14:15:15,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:15:15,513 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:15:15,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:15:15,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:15:15,528 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 2 states. [2019-12-07 14:15:15,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:15:15,544 INFO L93 Difference]: Finished difference Result 110 states and 178 transitions. [2019-12-07 14:15:15,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:15:15,545 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-12-07 14:15:15,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:15:15,552 INFO L225 Difference]: With dead ends: 110 [2019-12-07 14:15:15,552 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 14:15:15,555 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 14:15:15,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 14:15:15,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 14:15:15,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 14:15:15,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 70 transitions. [2019-12-07 14:15:15,586 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 70 transitions. Word has length 9 [2019-12-07 14:15:15,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:15:15,587 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 70 transitions. [2019-12-07 14:15:15,587 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:15:15,587 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2019-12-07 14:15:15,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 14:15:15,587 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:15:15,587 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:15:15,788 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 14:15:15,789 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:15:15,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:15:15,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1487817933, now seen corresponding path program 1 times [2019-12-07 14:15:15,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:15:15,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1977804664] [2019-12-07 14:15:15,792 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/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 14:15:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:15:16,354 INFO L264 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 14:15:16,356 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:15:16,439 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 14:15:16,439 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:15:16,508 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 14:15:16,508 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1977804664] [2019-12-07 14:15:16,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:15:16,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 14:15:16,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140432429] [2019-12-07 14:15:16,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 14:15:16,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:15:16,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 14:15:16,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:15:16,511 INFO L87 Difference]: Start difference. First operand 53 states and 70 transitions. Second operand 8 states. [2019-12-07 14:15:16,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:15:16,811 INFO L93 Difference]: Finished difference Result 58 states and 74 transitions. [2019-12-07 14:15:16,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:15:16,812 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 10 [2019-12-07 14:15:16,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:15:16,813 INFO L225 Difference]: With dead ends: 58 [2019-12-07 14:15:16,813 INFO L226 Difference]: Without dead ends: 12 [2019-12-07 14:15:16,814 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 14:15:16,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-12-07 14:15:16,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-12-07 14:15:16,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-12-07 14:15:16,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-12-07 14:15:16,817 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2019-12-07 14:15:16,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:15:16,818 INFO L462 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-12-07 14:15:16,818 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 14:15:16,818 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-12-07 14:15:16,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 14:15:16,818 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:15:16,818 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:15:17,019 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 14:15:17,020 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:15:17,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:15:17,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1242404338, now seen corresponding path program 1 times [2019-12-07 14:15:17,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:15:17,023 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2133303093] [2019-12-07 14:15:17,024 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/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 14:15:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:15:17,592 INFO L264 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-07 14:15:17,594 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:15:17,653 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 14:15:17,653 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:15:18,013 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 14:15:18,013 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2133303093] [2019-12-07 14:15:18,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:15:18,014 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 9 [2019-12-07 14:15:18,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622139972] [2019-12-07 14:15:18,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-07 14:15:18,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:15:18,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 14:15:18,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-07 14:15:18,015 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 9 states. [2019-12-07 14:15:18,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:15:18,459 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2019-12-07 14:15:18,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 14:15:18,460 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 11 [2019-12-07 14:15:18,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:15:18,460 INFO L225 Difference]: With dead ends: 12 [2019-12-07 14:15:18,460 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 14:15:18,460 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-12-07 14:15:18,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 14:15:18,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 14:15:18,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 14:15:18,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 14:15:18,461 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-12-07 14:15:18,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:15:18,461 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:15:18,461 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-07 14:15:18,461 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 14:15:18,461 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 14:15:18,662 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 14:15:18,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 14:15:18,926 INFO L246 CegarLoopResult]: For program point L168(lines 168 181) no Hoare annotation was computed. [2019-12-07 14:15:18,926 INFO L246 CegarLoopResult]: For program point L135(lines 135 139) no Hoare annotation was computed. [2019-12-07 14:15:18,926 INFO L246 CegarLoopResult]: For program point L135-1(lines 128 141) no Hoare annotation was computed. [2019-12-07 14:15:18,926 INFO L246 CegarLoopResult]: For program point L135-2(lines 135 139) no Hoare annotation was computed. [2019-12-07 14:15:18,926 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 14:15:18,926 INFO L242 CegarLoopResult]: At program point L218(lines 153 219) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_asinf_~x)) (exists ((ULTIMATE.start___ieee754_asinf_~hx~1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1))) (= ULTIMATE.start___ieee754_asinf_~ix~3 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_asinf_~hx~1)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1)))) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start___ieee754_asinf_#res| (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse1 .cse1)))) (fp.div roundNearestTiesToEven .cse0 .cse0)))) [2019-12-07 14:15:18,926 INFO L246 CegarLoopResult]: For program point L169(lines 169 170) no Hoare annotation was computed. [2019-12-07 14:15:18,927 INFO L246 CegarLoopResult]: For program point L121-1(lines 121 125) no Hoare annotation was computed. [2019-12-07 14:15:18,927 INFO L242 CegarLoopResult]: At program point L121-2(lines 121 125) the Hoare annotation is: false [2019-12-07 14:15:18,927 INFO L246 CegarLoopResult]: For program point L121-3(lines 121 125) no Hoare annotation was computed. [2019-12-07 14:15:18,927 INFO L249 CegarLoopResult]: At program point L237(lines 221 238) the Hoare annotation is: true [2019-12-07 14:15:18,927 INFO L246 CegarLoopResult]: For program point L204(lines 204 208) no Hoare annotation was computed. [2019-12-07 14:15:18,927 INFO L246 CegarLoopResult]: For program point L204-1(lines 196 214) no Hoare annotation was computed. [2019-12-07 14:15:18,927 INFO L246 CegarLoopResult]: For program point L204-2(lines 204 208) no Hoare annotation was computed. [2019-12-07 14:15:18,927 INFO L246 CegarLoopResult]: For program point L156-1(lines 156 160) no Hoare annotation was computed. [2019-12-07 14:15:18,927 INFO L242 CegarLoopResult]: At program point L156-2(lines 156 160) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_asinf_~x)) (= currentRoundingMode roundNearestTiesToEven)) [2019-12-07 14:15:18,927 INFO L246 CegarLoopResult]: For program point L90(lines 90 91) no Hoare annotation was computed. [2019-12-07 14:15:18,928 INFO L246 CegarLoopResult]: For program point L156-3(lines 156 160) no Hoare annotation was computed. [2019-12-07 14:15:18,928 INFO L246 CegarLoopResult]: For program point L90-2(lines 90 91) no Hoare annotation was computed. [2019-12-07 14:15:18,928 INFO L242 CegarLoopResult]: At program point L140(lines 128 141) the Hoare annotation is: false [2019-12-07 14:15:18,928 INFO L246 CegarLoopResult]: For program point L74(lines 74 75) no Hoare annotation was computed. [2019-12-07 14:15:18,928 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 14:15:18,928 INFO L242 CegarLoopResult]: At program point L58(line 58) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) ULTIMATE.start___ieee754_asinf_~x)) (exists ((ULTIMATE.start___ieee754_asinf_~hx~1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1))) (= ULTIMATE.start___ieee754_asinf_~ix~3 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_asinf_~hx~1)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1)))) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start___ieee754_asinf_#res| (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse1 .cse1)))) (fp.div roundNearestTiesToEven .cse0 .cse0)))) [2019-12-07 14:15:18,928 INFO L246 CegarLoopResult]: For program point L109(lines 109 118) no Hoare annotation was computed. [2019-12-07 14:15:18,928 INFO L242 CegarLoopResult]: At program point L126(lines 62 127) the Hoare annotation is: false [2019-12-07 14:15:18,928 INFO L246 CegarLoopResult]: For program point L77(lines 77 78) no Hoare annotation was computed. [2019-12-07 14:15:18,928 INFO L246 CegarLoopResult]: For program point L193(lines 193 214) no Hoare annotation was computed. [2019-12-07 14:15:18,929 INFO L246 CegarLoopResult]: For program point L193-2(lines 153 219) no Hoare annotation was computed. [2019-12-07 14:15:18,929 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 14:15:18,929 INFO L246 CegarLoopResult]: For program point L111(lines 111 117) no Hoare annotation was computed. [2019-12-07 14:15:18,929 INFO L246 CegarLoopResult]: For program point L79(lines 79 80) no Hoare annotation was computed. [2019-12-07 14:15:18,929 INFO L246 CegarLoopResult]: For program point L162(lines 162 182) no Hoare annotation was computed. [2019-12-07 14:15:18,929 INFO L246 CegarLoopResult]: For program point L113(lines 113 116) no Hoare annotation was computed. [2019-12-07 14:15:18,929 INFO L246 CegarLoopResult]: For program point L130-1(lines 130 134) no Hoare annotation was computed. [2019-12-07 14:15:18,929 INFO L242 CegarLoopResult]: At program point L130-2(lines 130 134) the Hoare annotation is: false [2019-12-07 14:15:18,929 INFO L242 CegarLoopResult]: At program point L98-2(lines 98 107) the Hoare annotation is: false [2019-12-07 14:15:18,929 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 14:15:18,929 INFO L246 CegarLoopResult]: For program point L98-3(lines 62 127) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 233) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L246 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L246 CegarLoopResult]: For program point L83(lines 83 87) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L246 CegarLoopResult]: For program point L83-2(lines 83 87) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L246 CegarLoopResult]: For program point L232(lines 232 235) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L246 CegarLoopResult]: For program point L199-1(lines 199 203) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L242 CegarLoopResult]: At program point L199-2(lines 199 203) the Hoare annotation is: false [2019-12-07 14:15:18,930 INFO L246 CegarLoopResult]: For program point L100(lines 100 104) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L246 CegarLoopResult]: For program point L67-1(lines 67 71) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L246 CegarLoopResult]: For program point L100-2(lines 100 104) no Hoare annotation was computed. [2019-12-07 14:15:18,930 INFO L242 CegarLoopResult]: At program point L67-2(lines 67 71) the Hoare annotation is: false [2019-12-07 14:15:18,931 INFO L246 CegarLoopResult]: For program point L67-3(lines 67 71) no Hoare annotation was computed. [2019-12-07 14:15:18,931 INFO L246 CegarLoopResult]: For program point L84-2(lines 84 85) no Hoare annotation was computed. [2019-12-07 14:15:18,931 INFO L242 CegarLoopResult]: At program point L84-3(lines 84 85) the Hoare annotation is: false [2019-12-07 14:15:18,931 INFO L246 CegarLoopResult]: For program point L84-4(lines 84 85) no Hoare annotation was computed. [2019-12-07 14:15:18,931 INFO L246 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2019-12-07 14:15:18,931 INFO L246 CegarLoopResult]: For program point L167(lines 167 182) no Hoare annotation was computed. [2019-12-07 14:15:18,931 INFO L246 CegarLoopResult]: For program point L167-1(lines 167 182) no Hoare annotation was computed. [2019-12-07 14:15:18,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,937 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,937 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,937 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,941 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,941 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,941 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,941 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,941 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,941 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,944 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 14:15:18,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,948 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,948 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 14:15:18,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,951 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,952 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,953 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 14:15:18,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,955 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:18,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,956 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 14:15:18,959 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,959 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 14:15:18,960 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,960 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:18,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:18,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 14:15:18,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:15:18 BoogieIcfgContainer [2019-12-07 14:15:18,962 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:15:18,962 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:15:18,962 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:15:18,963 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:15:18,963 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:15:14" (3/4) ... [2019-12-07 14:15:18,965 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 14:15:18,974 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-12-07 14:15:18,975 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 14:15:18,975 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 14:15:18,993 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2019-12-07 14:15:18,993 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && (\exists ULTIMATE.start___ieee754_asinf_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1[22:0]) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) [2019-12-07 14:15:18,994 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x)) && (\exists ULTIMATE.start___ieee754_asinf_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1[22:0]) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) [2019-12-07 14:15:19,018 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_90d4da8c-9824-48cb-9a24-a577c663b445/bin/uautomizer/witness.graphml [2019-12-07 14:15:19,018 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:15:19,019 INFO L168 Benchmark]: Toolchain (without parser) took 14252.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 951.0 MB in the beginning and 914.4 MB in the end (delta: 36.7 MB). Peak memory consumption was 164.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:19,020 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:15:19,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -165.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:19,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.44 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:19,021 INFO L168 Benchmark]: Boogie Preprocessor took 30.36 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 14:15:19,021 INFO L168 Benchmark]: RCFGBuilder took 9808.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:19,021 INFO L168 Benchmark]: TraceAbstraction took 4064.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.3 MB in the end (delta: 133.0 MB). Peak memory consumption was 133.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:19,021 INFO L168 Benchmark]: Witness Printer took 55.89 ms. Allocated memory is still 1.2 GB. Free memory was 921.3 MB in the beginning and 914.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:15:19,023 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 253.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -165.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.44 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.36 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 9808.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4064.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.3 MB in the end (delta: 133.0 MB). Peak memory consumption was 133.0 MB. Max. memory is 11.5 GB. * Witness Printer took 55.89 ms. Allocated memory is still 1.2 GB. Free memory was 921.3 MB in the beginning and 914.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[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 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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 currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 233]: 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: 153]: Loop Invariant [2019-12-07 14:15:19,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,030 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 14:15:19,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,034 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && (\exists ULTIMATE.start___ieee754_asinf_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1[22:0]) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) - InvariantResult [Line: 58]: Loop Invariant [2019-12-07 14:15:19,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,036 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,036 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,038 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 14:15:19,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2019-12-07 14:15:19,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,039 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,039 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,041 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((1bv32 == \result && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x)) && (\exists ULTIMATE.start___ieee754_asinf_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1[22:0]) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) - InvariantResult [Line: 156]: Loop Invariant [2019-12-07 14:15:19,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,042 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,042 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 14:15:19,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 14:15:19,042 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 14:15:19,042 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 56 locations, 1 error locations. Result: SAFE, OverallTime: 3.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 84 SDtfs, 49 SDslu, 21 SDs, 0 SdLazy, 25 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 39 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred 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, 12 LocationsWithAnnotation, 12 PreInvPairs, 16 NumberOfFragments, 202 HoareAnnotationTreeSize, 12 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 27 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 54 ConstructedInterpolants, 5 QuantifiedInterpolants, 2774 SizeOfPredicates, 17 NumberOfNonLiveVariables, 138 ConjunctsInSsa, 20 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...