./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072d.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072d.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dbff84b908ff01b4d2841315a486ca175d7dad80 ...................................................................................................................................................................................................................................................................................................... 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_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072d.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dbff84b908ff01b4d2841315a486ca175d7dad80 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:24:28,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:24:28,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:24:28,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:24:28,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:24:28,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:24:28,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:24:28,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:24:28,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:24:28,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:24:28,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:24:28,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:24:28,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:24:28,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:24:28,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:24:28,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:24:28,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:24:28,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:24:28,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:24:28,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:24:28,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:24:28,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:24:28,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:24:28,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:24:28,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:24:28,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:24:28,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:24:28,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:24:28,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:24:28,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:24:28,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:24:28,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:24:28,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:24:28,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:24:28,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:24:28,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:24:28,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:24:28,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:24:28,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:24:28,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:24:28,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:24:28,296 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:24:28,310 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:24:28,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:24:28,311 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:24:28,311 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:24:28,311 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:24:28,311 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:24:28,311 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:24:28,312 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:24:28,312 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:24:28,312 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:24:28,312 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:24:28,313 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:24:28,313 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:24:28,313 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:24:28,313 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:24:28,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:24:28,314 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:24:28,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:24:28,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:24:28,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:24:28,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:24:28,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:24:28,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:24:28,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:24:28,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:24:28,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:24:28,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:24:28,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:24:28,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:24:28,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:24:28,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:24:28,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:24:28,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:24:28,318 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:24:28,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:24:28,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:24:28,318 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:24:28,319 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan 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 -> Taipan 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 -> dbff84b908ff01b4d2841315a486ca175d7dad80 [2019-11-26 02:24:28,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:24:28,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:24:28,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:24:28,467 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:24:28,467 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:24:28,468 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_1072d.c [2019-11-26 02:24:28,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data/538decb53/61d0276cd3d9435588a48fdb17a18261/FLAGa7f7c35c2 [2019-11-26 02:24:28,933 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:24:28,934 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/sv-benchmarks/c/float-newlib/double_req_bl_1072d.c [2019-11-26 02:24:28,940 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data/538decb53/61d0276cd3d9435588a48fdb17a18261/FLAGa7f7c35c2 [2019-11-26 02:24:28,952 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data/538decb53/61d0276cd3d9435588a48fdb17a18261 [2019-11-26 02:24:28,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:24:28,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:24:28,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:24:28,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:24:28,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:24:28,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:24:28" (1/1) ... [2019-11-26 02:24:28,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cdd8368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:28, skipping insertion in model container [2019-11-26 02:24:28,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:24:28" (1/1) ... [2019-11-26 02:24:28,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:24:28,987 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:24:29,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:24:29,219 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:24:29,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:24:29,268 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:24:29,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29 WrapperNode [2019-11-26 02:24:29,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:24:29,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:24:29,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:24:29,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:24:29,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... [2019-11-26 02:24:29,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... [2019-11-26 02:24:29,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:24:29,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:24:29,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:24:29,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:24:29,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... [2019-11-26 02:24:29,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... [2019-11-26 02:24:29,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... [2019-11-26 02:24:29,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... [2019-11-26 02:24:29,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... [2019-11-26 02:24:29,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... [2019-11-26 02:24:29,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... [2019-11-26 02:24:29,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:24:29,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:24:29,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:24:29,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:24:29,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:24:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:24:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-26 02:24:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:24:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-26 02:24:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:24:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:24:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:24:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:24:29,942 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:24:29,942 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-26 02:24:29,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:24:29 BoogieIcfgContainer [2019-11-26 02:24:29,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:24:29,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:24:29,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:24:29,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:24:29,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:24:28" (1/3) ... [2019-11-26 02:24:29,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390db9b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:24:29, skipping insertion in model container [2019-11-26 02:24:29,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:29" (2/3) ... [2019-11-26 02:24:29,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390db9b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:24:29, skipping insertion in model container [2019-11-26 02:24:29,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:24:29" (3/3) ... [2019-11-26 02:24:29,950 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072d.c [2019-11-26 02:24:29,958 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:24:29,965 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-26 02:24:29,973 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-26 02:24:29,999 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:24:29,999 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:24:29,999 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:24:29,999 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:24:29,999 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:24:29,999 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:24:30,000 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:24:30,000 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:24:30,017 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2019-11-26 02:24:30,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-26 02:24:30,024 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:24:30,025 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:24:30,025 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:24:30,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:24:30,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1270339564, now seen corresponding path program 1 times [2019-11-26 02:24:30,038 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:24:30,038 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136170664] [2019-11-26 02:24:30,039 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:24:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:24:30,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:24:30,152 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136170664] [2019-11-26 02:24:30,153 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:24:30,153 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:24:30,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124539211] [2019-11-26 02:24:30,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-26 02:24:30,160 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:24:30,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-26 02:24:30,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:24:30,177 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 2 states. [2019-11-26 02:24:30,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:24:30,199 INFO L93 Difference]: Finished difference Result 47 states and 75 transitions. [2019-11-26 02:24:30,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-26 02:24:30,201 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-26 02:24:30,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:24:30,216 INFO L225 Difference]: With dead ends: 47 [2019-11-26 02:24:30,217 INFO L226 Difference]: Without dead ends: 22 [2019-11-26 02:24:30,221 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:24:30,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2019-11-26 02:24:30,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-11-26 02:24:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-11-26 02:24:30,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2019-11-26 02:24:30,263 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 11 [2019-11-26 02:24:30,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:24:30,264 INFO L462 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2019-11-26 02:24:30,264 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-26 02:24:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2019-11-26 02:24:30,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:24:30,265 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:24:30,266 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:24:30,266 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:24:30,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:24:30,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1216840604, now seen corresponding path program 1 times [2019-11-26 02:24:30,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:24:30,267 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13344293] [2019-11-26 02:24:30,267 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:24:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:24:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:24:30,464 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-11-26 02:24:30,464 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-26 02:24:30,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:24:30 BoogieIcfgContainer [2019-11-26 02:24:30,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:24:30,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:24:30,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:24:30,496 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:24:30,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:24:29" (3/4) ... [2019-11-26 02:24:30,500 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-26 02:24:30,500 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:24:30,503 INFO L168 Benchmark]: Toolchain (without parser) took 1546.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -133.7 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:30,503 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:24:30,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -200.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:30,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:30,506 INFO L168 Benchmark]: Boogie Preprocessor took 48.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:24:30,506 INFO L168 Benchmark]: RCFGBuilder took 580.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:30,507 INFO L168 Benchmark]: TraceAbstraction took 551.27 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: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:30,508 INFO L168 Benchmark]: Witness Printer took 5.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:24:30,511 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -200.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.68 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 580.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 551.27 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: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Witness Printer took 5.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 89]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 72, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of bitwiseAnd at line 71. Possible FailurePath: [L84] double x = -1.0 / 0.0; [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L30] COND FALSE !(exponent_less_1023 < 20) [L47] COND TRUE exponent_less_1023 > 51 [L48] COND TRUE exponent_less_1023 == 1024 [L49] return x + x; [L85] double res = trunc_double(x); [L64] __int32_t hx, lx; [L66] ieee_double_shape_type ew_u; [L67] ew_u.value = (x) [L68] EXPR ew_u.parts.msw [L68] (hx) = ew_u.parts.msw [L69] EXPR ew_u.parts.lsw [L69] (lx) = ew_u.parts.lsw [L71] hx &= 0x7fffffff [L72] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L73] hx = 0x7ff00000 - hx [L74] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L88] COND TRUE !isinf_double(res) [L89] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 24 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 27 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=24occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-26 02:24:32,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:24:32,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:24:32,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:24:32,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:24:32,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:24:32,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:24:32,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:24:32,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:24:32,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:24:32,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:24:32,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:24:32,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:24:32,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:24:32,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:24:32,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:24:32,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:24:32,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:24:32,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:24:32,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:24:32,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:24:32,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:24:32,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:24:32,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:24:32,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:24:32,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:24:32,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:24:32,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:24:32,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:24:32,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:24:32,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:24:32,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:24:32,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:24:32,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:24:32,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:24:32,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:24:32,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:24:32,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:24:32,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:24:32,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:24:32,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:24:32,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-11-26 02:24:32,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:24:32,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:24:32,499 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:24:32,499 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:24:32,499 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:24:32,499 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:24:32,500 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:24:32,500 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:24:32,500 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:24:32,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:24:32,501 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:24:32,501 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:24:32,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:24:32,502 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:24:32,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:24:32,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:24:32,502 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:24:32,502 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:24:32,503 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:24:32,503 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:24:32,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:24:32,503 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:24:32,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:24:32,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:24:32,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 02:24:32,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:24:32,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:24:32,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:24:32,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:24:32,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:24:32,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:24:32,506 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:24:32,506 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:24:32,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:24:32,506 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:24:32,506 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_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan 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 -> Taipan 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 -> dbff84b908ff01b4d2841315a486ca175d7dad80 [2019-11-26 02:24:32,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:24:32,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:24:32,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:24:32,835 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:24:32,836 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:24:32,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_1072d.c [2019-11-26 02:24:32,898 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data/e5f9c6626/7e15fb8ad1f648caa3f836dbc07d3b4a/FLAG73661fade [2019-11-26 02:24:33,286 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:24:33,287 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/sv-benchmarks/c/float-newlib/double_req_bl_1072d.c [2019-11-26 02:24:33,293 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data/e5f9c6626/7e15fb8ad1f648caa3f836dbc07d3b4a/FLAG73661fade [2019-11-26 02:24:33,709 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/data/e5f9c6626/7e15fb8ad1f648caa3f836dbc07d3b4a [2019-11-26 02:24:33,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:24:33,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:24:33,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:24:33,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:24:33,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:24:33,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:24:33" (1/1) ... [2019-11-26 02:24:33,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77008782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:33, skipping insertion in model container [2019-11-26 02:24:33,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:24:33" (1/1) ... [2019-11-26 02:24:33,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:24:33,753 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:24:33,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:24:33,994 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:24:34,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:24:34,166 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:24:34,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34 WrapperNode [2019-11-26 02:24:34,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:24:34,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:24:34,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:24:34,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:24:34,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... [2019-11-26 02:24:34,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... [2019-11-26 02:24:34,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:24:34,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:24:34,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:24:34,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:24:34,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... [2019-11-26 02:24:34,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... [2019-11-26 02:24:34,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... [2019-11-26 02:24:34,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... [2019-11-26 02:24:34,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... [2019-11-26 02:24:34,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... [2019-11-26 02:24:34,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... [2019-11-26 02:24:34,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:24:34,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:24:34,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:24:34,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:24:34,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:24:34,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-26 02:24:34,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-26 02:24:34,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:24:34,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-26 02:24:34,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:24:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:24:34,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-26 02:24:34,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:24:34,754 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:24:34,755 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-26 02:24:34,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:24:34 BoogieIcfgContainer [2019-11-26 02:24:34,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:24:34,757 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:24:34,757 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:24:34,760 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:24:34,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:24:33" (1/3) ... [2019-11-26 02:24:34,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5640a3d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:24:34, skipping insertion in model container [2019-11-26 02:24:34,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:24:34" (2/3) ... [2019-11-26 02:24:34,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5640a3d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:24:34, skipping insertion in model container [2019-11-26 02:24:34,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:24:34" (3/3) ... [2019-11-26 02:24:34,763 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072d.c [2019-11-26 02:24:34,771 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:24:34,777 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-26 02:24:34,786 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-26 02:24:34,807 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:24:34,808 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:24:34,808 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:24:34,808 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:24:34,808 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:24:34,808 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:24:34,808 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:24:34,808 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:24:34,821 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2019-11-26 02:24:34,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:24:34,827 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:24:34,828 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:24:34,828 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:24:34,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:24:34,834 INFO L82 PathProgramCache]: Analyzing trace with hash 748040733, now seen corresponding path program 1 times [2019-11-26 02:24:34,844 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:24:34,845 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [216987118] [2019-11-26 02:24:34,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-26 02:24:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:24:34,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-26 02:24:35,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:24:35,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:24:35,016 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:24:35,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:24:35,021 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [216987118] [2019-11-26 02:24:35,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:24:35,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-26 02:24:35,023 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125802505] [2019-11-26 02:24:35,027 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-26 02:24:35,027 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-11-26 02:24:35,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-26 02:24:35,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:24:35,042 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 2 states. [2019-11-26 02:24:35,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:24:35,059 INFO L93 Difference]: Finished difference Result 52 states and 80 transitions. [2019-11-26 02:24:35,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-26 02:24:35,060 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-11-26 02:24:35,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:24:35,080 INFO L225 Difference]: With dead ends: 52 [2019-11-26 02:24:35,081 INFO L226 Difference]: Without dead ends: 24 [2019-11-26 02:24:35,084 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:24:35,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2019-11-26 02:24:35,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2019-11-26 02:24:35,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-26 02:24:35,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2019-11-26 02:24:35,121 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 13 [2019-11-26 02:24:35,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:24:35,122 INFO L462 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2019-11-26 02:24:35,122 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-26 02:24:35,122 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2019-11-26 02:24:35,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-26 02:24:35,123 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:24:35,123 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:24:35,332 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-26 02:24:35,332 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:24:35,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:24:35,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1214246053, now seen corresponding path program 1 times [2019-11-26 02:24:35,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:24:35,335 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2145209698] [2019-11-26 02:24:35,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-26 02:24:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:24:35,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 18 conjunts are in the unsatisfiable core [2019-11-26 02:24:35,526 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:24:35,668 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2019-11-26 02:24:35,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-26 02:24:35,686 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2019-11-26 02:24:35,687 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-26 02:24:35,709 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:35,716 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:35,717 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2019-11-26 02:24:35,718 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-26 02:24:35,734 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:35,734 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-26 02:24:35,746 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:35,747 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-26 02:24:35,748 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:72, output treesize:33 [2019-11-26 02:24:35,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:24:35,928 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:24:36,115 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:36,115 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 93 treesize of output 87 [2019-11-26 02:24:36,149 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:36,149 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 67 treesize of output 65 [2019-11-26 02:24:36,151 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-26 02:24:36,170 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:36,179 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:36,179 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 49 [2019-11-26 02:24:36,181 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-26 02:24:36,189 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:36,189 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-26 02:24:36,214 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-26 02:24:36,215 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-26 02:24:36,215 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:103, output treesize:51 [2019-11-26 02:24:37,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:24:37,824 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2145209698] [2019-11-26 02:24:37,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:24:37,825 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 15 [2019-11-26 02:24:37,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871423473] [2019-11-26 02:24:37,827 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-11-26 02:24:37,827 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-11-26 02:24:37,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-26 02:24:37,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2019-11-26 02:24:37,828 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand 15 states. [2019-11-26 02:24:38,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:24:38,719 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions. [2019-11-26 02:24:38,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-26 02:24:38,720 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 15 [2019-11-26 02:24:38,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:24:38,721 INFO L225 Difference]: With dead ends: 33 [2019-11-26 02:24:38,721 INFO L226 Difference]: Without dead ends: 23 [2019-11-26 02:24:38,722 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=93, Invalid=287, Unknown=0, NotChecked=0, Total=380 [2019-11-26 02:24:38,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-11-26 02:24:38,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-11-26 02:24:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-11-26 02:24:38,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2019-11-26 02:24:38,726 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 15 [2019-11-26 02:24:38,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:24:38,726 INFO L462 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2019-11-26 02:24:38,727 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-11-26 02:24:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2019-11-26 02:24:38,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:24:38,728 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:24:38,728 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:24:38,928 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-26 02:24:38,929 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:24:38,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:24:38,929 INFO L82 PathProgramCache]: Analyzing trace with hash 814434271, now seen corresponding path program 1 times [2019-11-26 02:24:38,930 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-11-26 02:24:38,930 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1536770044] [2019-11-26 02:24:38,930 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-26 02:24:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:24:39,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-26 02:24:39,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-26 02:24:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:24:39,137 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-26 02:24:39,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:24:39,241 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1536770044] [2019-11-26 02:24:39,241 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:24:39,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-26 02:24:39,241 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687293593] [2019-11-26 02:24:39,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-26 02:24:39,242 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-11-26 02:24:39,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-26 02:24:39,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-26 02:24:39,243 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand 8 states. [2019-11-26 02:24:39,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:24:39,424 INFO L93 Difference]: Finished difference Result 23 states and 24 transitions. [2019-11-26 02:24:39,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-26 02:24:39,424 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2019-11-26 02:24:39,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:24:39,425 INFO L225 Difference]: With dead ends: 23 [2019-11-26 02:24:39,425 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:24:39,425 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-26 02:24:39,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:24:39,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:24:39,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:24:39,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:24:39,426 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2019-11-26 02:24:39,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:24:39,426 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:24:39,427 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-26 02:24:39,427 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:24:39,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:24:39,628 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-26 02:24:39,640 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:24:39,835 INFO L444 ceAbstractionStarter]: For program point L31(lines 31 46) no Hoare annotation was computed. [2019-11-26 02:24:39,835 INFO L447 ceAbstractionStarter]: At program point L93(lines 77 94) the Hoare annotation is: true [2019-11-26 02:24:39,835 INFO L444 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-11-26 02:24:39,835 INFO L444 ceAbstractionStarter]: For program point L52-1(lines 52 57) no Hoare annotation was computed. [2019-11-26 02:24:39,835 INFO L440 ceAbstractionStarter]: At program point L52-2(lines 52 57) the Hoare annotation is: false [2019-11-26 02:24:39,835 INFO L444 ceAbstractionStarter]: For program point L52-3(lines 30 58) no Hoare annotation was computed. [2019-11-26 02:24:39,836 INFO L444 ceAbstractionStarter]: For program point L48(lines 48 50) no Hoare annotation was computed. [2019-11-26 02:24:39,836 INFO L444 ceAbstractionStarter]: For program point L65-1(lines 65 70) no Hoare annotation was computed. [2019-11-26 02:24:39,836 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-26 02:24:39,836 INFO L444 ceAbstractionStarter]: For program point L32-1(lines 32 37) no Hoare annotation was computed. [2019-11-26 02:24:39,836 INFO L440 ceAbstractionStarter]: At program point L65-2(lines 65 70) the Hoare annotation is: (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven .cse1 .cse1)))) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) ULTIMATE.start_trunc_double_~x) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_trunc_double_#res| .cse0) (= .cse0 ULTIMATE.start_isinf_double_~x))) [2019-11-26 02:24:39,836 INFO L440 ceAbstractionStarter]: At program point L32-2(lines 32 37) the Hoare annotation is: false [2019-11-26 02:24:39,836 INFO L444 ceAbstractionStarter]: For program point L65-3(lines 65 70) no Hoare annotation was computed. [2019-11-26 02:24:39,836 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-26 02:24:39,836 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-26 02:24:39,837 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 89) no Hoare annotation was computed. [2019-11-26 02:24:39,837 INFO L440 ceAbstractionStarter]: At program point L74(lines 63 75) the Hoare annotation is: (let ((.cse3 (let ((.cse4 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven .cse4 .cse4)))) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) ULTIMATE.start_trunc_double_~x) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven .cse0 .cse0))) (= (bvadd |ULTIMATE.start_isinf_double_#res| (_ bv4294967295 32)) (bvneg (bvlshr (let ((.cse1 (bvadd (bvneg (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (bvor .cse2 (bvneg .cse2))) (_ bv31 32)))) (_ bv2146435072 32)))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32)))))) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_trunc_double_#res| .cse3) (= .cse3 ULTIMATE.start_isinf_double_~x))) [2019-11-26 02:24:39,837 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:24:39,837 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 58) no Hoare annotation was computed. [2019-11-26 02:24:39,837 INFO L440 ceAbstractionStarter]: At program point L59(lines 17 60) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) ULTIMATE.start_trunc_double_~x) (= currentRoundingMode roundNearestTiesToEven) (= |ULTIMATE.start_trunc_double_#res| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven .cse0 .cse0)))) [2019-11-26 02:24:39,837 INFO L444 ceAbstractionStarter]: For program point L88(lines 88 91) no Hoare annotation was computed. [2019-11-26 02:24:39,837 INFO L444 ceAbstractionStarter]: For program point L22-1(lines 22 27) no Hoare annotation was computed. [2019-11-26 02:24:39,838 INFO L440 ceAbstractionStarter]: At program point L22-2(lines 22 27) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) ULTIMATE.start_trunc_double_~x)) (= currentRoundingMode roundNearestTiesToEven)) [2019-11-26 02:24:39,838 INFO L444 ceAbstractionStarter]: For program point L22-3(lines 22 27) no Hoare annotation was computed. [2019-11-26 02:24:39,838 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 58) no Hoare annotation was computed. [2019-11-26 02:24:39,838 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 39 45) no Hoare annotation was computed. [2019-11-26 02:24:39,838 INFO L440 ceAbstractionStarter]: At program point L39-2(lines 39 45) the Hoare annotation is: false [2019-11-26 02:24:39,844 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,847 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,848 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,852 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,852 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,852 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,852 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,853 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,853 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,853 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,853 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,854 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,854 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,854 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,854 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,855 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,855 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,858 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,858 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,858 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,858 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,859 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,859 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,859 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,860 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,860 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,860 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,860 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,861 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,861 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,861 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,861 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,862 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,862 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,862 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,862 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,862 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,863 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,863 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,863 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,864 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,864 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,865 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,865 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,865 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,866 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,866 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,866 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,866 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,867 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,867 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,867 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,869 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,869 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,869 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,869 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,870 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,871 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,871 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,871 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,872 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,872 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,873 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,873 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,874 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,874 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,874 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,874 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,875 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,875 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,875 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,876 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,876 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,876 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,876 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,877 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,877 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,877 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,877 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,878 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,878 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-26 02:24:39,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-26 02:24:39,879 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,879 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,879 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-26 02:24:39,880 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-26 02:24:39,880 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,880 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:24:39 BoogieIcfgContainer [2019-11-26 02:24:39,882 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:24:39,883 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:24:39,883 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:24:39,883 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:24:39,883 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:24:34" (3/4) ... [2019-11-26 02:24:39,886 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:24:39,897 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2019-11-26 02:24:39,897 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-26 02:24:39,898 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:24:39,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2019-11-26 02:24:39,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) [2019-11-26 02:24:39,923 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x [2019-11-26 02:24:39,923 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && ~bvadd64(\result, 4294967295bv32) == ~bvneg32(~bvlshr32(~bvor32(~bvadd64(~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_5[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_5[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_5[31:0])), 31bv32))), 2146435072bv32), ~bvneg32(~bvadd64(~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_5[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_5[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_5[31:0])), 31bv32))), 2146435072bv32))), 31bv32)))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x [2019-11-26 02:24:39,951 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1ba2caa9-a6d5-4bab-a96c-a7b6cca82ee6/bin/utaipan/witness.graphml [2019-11-26 02:24:39,951 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:24:39,952 INFO L168 Benchmark]: Toolchain (without parser) took 6239.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 960.4 MB in the beginning and 962.4 MB in the end (delta: -2.0 MB). Peak memory consumption was 184.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:39,953 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:24:39,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 960.4 MB in the beginning and 1.2 GB in the end (delta: -217.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:39,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:24:39,954 INFO L168 Benchmark]: Boogie Preprocessor took 40.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:24:39,954 INFO L168 Benchmark]: RCFGBuilder took 504.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:39,955 INFO L168 Benchmark]: TraceAbstraction took 5125.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 968.7 MB in the end (delta: 172.6 MB). Peak memory consumption was 172.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:39,955 INFO L168 Benchmark]: Witness Printer took 68.52 ms. Allocated memory is still 1.2 GB. Free memory was 968.7 MB in the beginning and 962.4 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:24:39,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 452.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 960.4 MB in the beginning and 1.2 GB in the end (delta: -217.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 504.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5125.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 968.7 MB in the end (delta: 172.6 MB). Peak memory consumption was 172.6 MB. Max. memory is 11.5 GB. * Witness Printer took 68.52 ms. Allocated memory is still 1.2 GB. Free memory was 968.7 MB in the beginning and 962.4 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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 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[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,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 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 - 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 - 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 - 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: 89]: 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: 65]: Loop Invariant [2019-11-26 02:24:39,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,969 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,969 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,969 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,969 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,970 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,970 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,970 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,970 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,971 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x - InvariantResult [Line: 63]: Loop Invariant [2019-11-26 02:24:39,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,972 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,973 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,974 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,976 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,976 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,976 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,979 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,979 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,979 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,980 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,981 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,981 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,981 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,981 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,982 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,982 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,982 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,982 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,983 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,983 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,983 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,984 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,984 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2019-11-26 02:24:39,984 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,986 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,986 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,986 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,986 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,987 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,987 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,988 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && (\exists v_skolemized_q#valueAsBitvector_5 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && ~bvadd64(\result, 4294967295bv32) == ~bvneg32(~bvlshr32(~bvor32(~bvadd64(~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_5[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_5[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_5[31:0])), 31bv32))), 2146435072bv32), ~bvneg32(~bvadd64(~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_5[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_5[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_5[31:0])), 31bv32))), 2146435072bv32))), 31bv32)))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant [2019-11-26 02:24:39,989 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,989 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,989 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,990 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,990 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,990 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,991 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,991 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,992 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,992 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,992 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,992 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,992 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,993 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,993 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,993 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && \result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 22]: Loop Invariant [2019-11-26 02:24:39,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-26 02:24:39,994 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-26 02:24:39,995 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-26 02:24:39,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-26 02:24:39,995 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-26 02:24:39,996 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-26 02:24:39,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 27 locations, 1 error locations. Result: SAFE, OverallTime: 5.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 52 SDtfs, 61 SDslu, 169 SDs, 0 SdLazy, 72 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred 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, 8 LocationsWithAnnotation, 8 PreInvPairs, 13 NumberOfFragments, 214 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 84 ConstructedInterpolants, 18 QuantifiedInterpolants, 14720 SizeOfPredicates, 20 NumberOfNonLiveVariables, 149 ConjunctsInSsa, 27 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...