./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0910a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0910a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad1d3a5941ec50f48eb7bcc3f41470c0fe523f0b .......................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0910a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad1d3a5941ec50f48eb7bcc3f41470c0fe523f0b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 16:43:41,707 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:43:41,708 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:43:41,717 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:43:41,717 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:43:41,718 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:43:41,719 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:43:41,720 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:43:41,721 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:43:41,722 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:43:41,722 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:43:41,723 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:43:41,723 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:43:41,724 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:43:41,725 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:43:41,725 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:43:41,726 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:43:41,727 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:43:41,729 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:43:41,730 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:43:41,731 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:43:41,731 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:43:41,733 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:43:41,733 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:43:41,733 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:43:41,734 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:43:41,735 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:43:41,735 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:43:41,736 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:43:41,737 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:43:41,737 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:43:41,737 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:43:41,738 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:43:41,738 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:43:41,738 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:43:41,739 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:43:41,739 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 16:43:41,749 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:43:41,749 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:43:41,750 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:43:41,750 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 16:43:41,750 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:43:41,750 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:43:41,751 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 16:43:41,751 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:43:41,751 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:43:41,751 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 16:43:41,751 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:43:41,751 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:43:41,751 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:43:41,752 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:43:41,752 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:43:41,752 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:43:41,752 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:43:41,752 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:43:41,752 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:43:41,752 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:43:41,752 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 16:43:41,753 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:43:41,753 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 16:43:41,753 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 16:43:41,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:43:41,753 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:43:41,753 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:43:41,753 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 16:43:41,753 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:43:41,753 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 16:43:41,753 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad1d3a5941ec50f48eb7bcc3f41470c0fe523f0b [2018-12-01 16:43:41,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:43:41,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:43:41,787 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:43:41,788 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:43:41,789 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:43:41,789 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0910a_true-unreach-call.c [2018-12-01 16:43:41,829 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data/334a481f9/0238abd23758465b929f8a70c8da431e/FLAGc0bf2162d [2018-12-01 16:43:42,235 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:43:42,235 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/sv-benchmarks/c/float-newlib/double_req_bl_0910a_true-unreach-call.c [2018-12-01 16:43:42,239 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data/334a481f9/0238abd23758465b929f8a70c8da431e/FLAGc0bf2162d [2018-12-01 16:43:42,247 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data/334a481f9/0238abd23758465b929f8a70c8da431e [2018-12-01 16:43:42,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:43:42,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:43:42,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:43:42,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:43:42,252 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:43:42,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7962e2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42, skipping insertion in model container [2018-12-01 16:43:42,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:43:42,269 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:43:42,369 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:43:42,371 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:43:42,394 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:43:42,436 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:43:42,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42 WrapperNode [2018-12-01 16:43:42,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:43:42,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:43:42,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:43:42,437 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:43:42,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:43:42,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:43:42,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:43:42,460 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:43:42,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... [2018-12-01 16:43:42,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:43:42,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:43:42,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:43:42,491 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:43:42,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 16:43:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-12-01 16:43:42,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-12-01 16:43:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-12-01 16:43:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-12-01 16:43:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 16:43:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 16:43:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 16:43:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 16:43:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 16:43:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 16:43:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 16:43:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 16:43:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:43:42,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:43:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 16:43:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 16:43:42,708 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:43:42,708 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-01 16:43:42,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:43:42 BoogieIcfgContainer [2018-12-01 16:43:42,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:43:42,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 16:43:42,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 16:43:42,711 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 16:43:42,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 04:43:42" (1/3) ... [2018-12-01 16:43:42,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d84a060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 04:43:42, skipping insertion in model container [2018-12-01 16:43:42,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:42" (2/3) ... [2018-12-01 16:43:42,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d84a060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 04:43:42, skipping insertion in model container [2018-12-01 16:43:42,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:43:42" (3/3) ... [2018-12-01 16:43:42,713 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0910a_true-unreach-call.c [2018-12-01 16:43:42,719 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 16:43:42,723 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 16:43:42,732 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 16:43:42,750 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 16:43:42,751 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 16:43:42,751 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 16:43:42,751 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 16:43:42,751 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 16:43:42,751 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 16:43:42,751 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 16:43:42,751 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 16:43:42,751 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 16:43:42,762 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-12-01 16:43:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 16:43:42,765 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:43:42,766 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:43:42,767 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:43:42,771 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:43:42,771 INFO L82 PathProgramCache]: Analyzing trace with hash 678028914, now seen corresponding path program 1 times [2018-12-01 16:43:42,772 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:43:42,772 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:43:42,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:43:42,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:43:42,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:43:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:43:42,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:43:42,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:43:42,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 16:43:42,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 16:43:42,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 16:43:42,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 16:43:42,881 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-12-01 16:43:42,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:43:42,894 INFO L93 Difference]: Finished difference Result 82 states and 121 transitions. [2018-12-01 16:43:42,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 16:43:42,895 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 24 [2018-12-01 16:43:42,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:43:42,900 INFO L225 Difference]: With dead ends: 82 [2018-12-01 16:43:42,900 INFO L226 Difference]: Without dead ends: 41 [2018-12-01 16:43:42,902 INFO L631 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 [2018-12-01 16:43:42,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-12-01 16:43:42,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-12-01 16:43:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-12-01 16:43:42,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-12-01 16:43:42,924 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 24 [2018-12-01 16:43:42,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:43:42,925 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-12-01 16:43:42,925 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 16:43:42,925 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-12-01 16:43:42,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 16:43:42,925 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:43:42,925 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:43:42,925 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:43:42,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:43:42,926 INFO L82 PathProgramCache]: Analyzing trace with hash 1563027624, now seen corresponding path program 1 times [2018-12-01 16:43:42,926 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:43:42,926 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:43:42,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:43:42,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:43:42,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:43:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:43:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 16:43:43,018 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-01 16:43:43,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 04:43:43 BoogieIcfgContainer [2018-12-01 16:43:43,041 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 16:43:43,041 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:43:43,041 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:43:43,041 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:43:43,042 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:43:42" (3/4) ... [2018-12-01 16:43:43,044 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 16:43:43,044 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:43:43,045 INFO L168 Benchmark]: Toolchain (without parser) took 795.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -62.0 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:43:43,046 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:43:43,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2018-12-01 16:43:43,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-01 16:43:43,047 INFO L168 Benchmark]: Boogie Preprocessor took 31.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:43:43,047 INFO L168 Benchmark]: RCFGBuilder took 217.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:43:43,047 INFO L168 Benchmark]: TraceAbstraction took 331.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.5 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. [2018-12-01 16:43:43,047 INFO L168 Benchmark]: Witness Printer took 3.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:43:43,049 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 186.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 217.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 331.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.5 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 137]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 27, overapproximation of someBinaryArithmeticDOUBLEoperation at line 60, overapproximation of bitwiseAnd at line 26. Possible FailurePath: [L32-L41] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L43] static const double zero = 0.0; VAL [\old(Lg1_log)=10737418260, \old(Lg2_log)=10737418263, \old(Lg3_log)=10737418241, \old(Lg4_log)=10737418245, \old(Lg5_log)=10737418247, \old(Lg6_log)=10737418256, \old(Lg7_log)=10737418253, \old(ln2_hi_log)=10737418243, \old(ln2_lo_log)=10737418248, \old(two54_log)=10737418257, \old(zero)=10737418261, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L132] double x = 0.0; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=0, zero=0] [L133] CALL, EXPR __ieee754_log(x) VAL [\old(x)=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L46] double hfsq, f, s, z, R, w, t1, t2, dk; [L47] __int32_t k, hx, i, j; [L48] __uint32_t lx; VAL [\old(x)=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=0, zero=0] [L51] ieee_double_shape_type ew_u; [L52] ew_u.value = (x) [L53] EXPR ew_u.parts.msw [L53] (hx) = ew_u.parts.msw [L54] EXPR ew_u.parts.lsw [L54] (lx) = ew_u.parts.lsw [L57] k = 0 VAL [\old(x)=0, hx=1048575, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=2147483670, two54_log=18014398509481984, x=0, zero=0] [L58] COND TRUE hx < 0x00100000 VAL [\old(x)=0, hx=1048575, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=2147483670, two54_log=18014398509481984, x=0, zero=0] [L59] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L60] return -two54_log / zero; VAL [\old(x)=0, hx=1048575, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=2147483670, two54_log=18014398509481984, x=0, zero=0] [L133] RET, EXPR __ieee754_log(x) VAL [__ieee754_log(x)=10737418246, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=0, zero=0] [L133] double res = __ieee754_log(x); [L136] CALL, EXPR isinf_double(res) VAL [\old(x)=10737418246, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L19] __int32_t hx, lx; VAL [\old(x)=10737418246, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, x=10737418246, zero=0] [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (hx) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lx) = ew_u.parts.lsw [L26] hx &= 0x7fffffff [L27] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L28] hx = 0x7ff00000 - hx [L29] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=10737418246, \result=0, hx=2146435072, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, lx=-2147483648, two54_log=18014398509481984, x=10737418246, zero=0] [L136] RET, EXPR isinf_double(res) VAL [isinf_double(res)=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, res=10737418246, two54_log=18014398509481984, x=0, zero=0] [L136] COND TRUE !isinf_double(res) [L137] __VERIFIER_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, res=10737418246, two54_log=18014398509481984, x=0, zero=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 45 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 55 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=45occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: 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 0.1.23-635dfa2 [2018-12-01 16:43:44,387 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:43:44,388 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:43:44,393 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:43:44,394 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:43:44,394 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:43:44,395 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:43:44,395 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:43:44,396 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:43:44,397 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:43:44,397 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:43:44,397 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:43:44,398 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:43:44,398 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:43:44,399 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:43:44,399 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:43:44,399 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:43:44,400 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:43:44,401 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:43:44,402 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:43:44,402 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:43:44,403 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:43:44,404 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:43:44,404 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:43:44,404 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:43:44,405 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:43:44,405 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:43:44,405 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:43:44,406 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:43:44,406 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:43:44,406 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:43:44,407 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:43:44,407 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:43:44,407 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:43:44,407 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:43:44,408 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:43:44,408 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-01 16:43:44,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:43:44,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:43:44,415 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:43:44,416 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 16:43:44,416 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:43:44,416 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:43:44,416 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 16:43:44,416 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:43:44,416 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:43:44,416 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:43:44,417 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:43:44,417 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 16:43:44,418 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 16:43:44,418 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 16:43:44,419 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad1d3a5941ec50f48eb7bcc3f41470c0fe523f0b [2018-12-01 16:43:44,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:43:44,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:43:44,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:43:44,446 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:43:44,447 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:43:44,447 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0910a_true-unreach-call.c [2018-12-01 16:43:44,482 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data/fbd5c511b/3df02b97b9e5437189114920b33a62a9/FLAG189241734 [2018-12-01 16:43:44,919 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:43:44,919 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/sv-benchmarks/c/float-newlib/double_req_bl_0910a_true-unreach-call.c [2018-12-01 16:43:44,923 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data/fbd5c511b/3df02b97b9e5437189114920b33a62a9/FLAG189241734 [2018-12-01 16:43:44,933 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/data/fbd5c511b/3df02b97b9e5437189114920b33a62a9 [2018-12-01 16:43:44,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:43:44,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:43:44,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:43:44,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:43:44,939 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:43:44,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:43:44" (1/1) ... [2018-12-01 16:43:44,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdf94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:44, skipping insertion in model container [2018-12-01 16:43:44,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:43:44" (1/1) ... [2018-12-01 16:43:44,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:43:44,963 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:43:45,088 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:43:45,091 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:43:45,120 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:43:45,139 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:43:45,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45 WrapperNode [2018-12-01 16:43:45,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:43:45,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:43:45,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:43:45,140 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:43:45,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... [2018-12-01 16:43:45,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... [2018-12-01 16:43:45,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:43:45,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:43:45,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:43:45,189 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:43:45,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... [2018-12-01 16:43:45,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... [2018-12-01 16:43:45,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... [2018-12-01 16:43:45,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... [2018-12-01 16:43:45,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... [2018-12-01 16:43:45,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... [2018-12-01 16:43:45,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... [2018-12-01 16:43:45,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:43:45,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:43:45,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:43:45,214 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:43:45,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 16:43:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-01 16:43:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-12-01 16:43:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-12-01 16:43:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-01 16:43:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-12-01 16:43:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-12-01 16:43:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 16:43:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 16:43:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 16:43:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 16:43:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 16:43:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 16:43:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:43:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:43:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 16:43:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 16:43:49,108 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:44:06,923 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:44:06,989 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:44:07,133 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 16:44:07,147 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:44:07,147 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-01 16:44:07,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:44:07 BoogieIcfgContainer [2018-12-01 16:44:07,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:44:07,148 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 16:44:07,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 16:44:07,150 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 16:44:07,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 04:43:44" (1/3) ... [2018-12-01 16:44:07,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43ac946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 04:44:07, skipping insertion in model container [2018-12-01 16:44:07,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:45" (2/3) ... [2018-12-01 16:44:07,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43ac946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 04:44:07, skipping insertion in model container [2018-12-01 16:44:07,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:44:07" (3/3) ... [2018-12-01 16:44:07,153 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0910a_true-unreach-call.c [2018-12-01 16:44:07,158 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 16:44:07,162 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 16:44:07,171 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 16:44:07,187 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 16:44:07,188 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 16:44:07,188 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 16:44:07,188 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 16:44:07,188 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 16:44:07,188 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 16:44:07,188 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 16:44:07,188 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 16:44:07,188 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 16:44:07,197 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2018-12-01 16:44:07,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 16:44:07,200 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:44:07,201 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:44:07,202 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:44:07,205 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:44:07,205 INFO L82 PathProgramCache]: Analyzing trace with hash 594479389, now seen corresponding path program 1 times [2018-12-01 16:44:07,208 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 16:44:07,208 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-01 16:44:07,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:44:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:44:07,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:44:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:44:07,909 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 16:44:07,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:44:07,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 16:44:07,930 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 16:44:07,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 16:44:07,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 16:44:07,940 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 2 states. [2018-12-01 16:44:07,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:44:07,955 INFO L93 Difference]: Finished difference Result 80 states and 119 transitions. [2018-12-01 16:44:07,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 16:44:07,956 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-12-01 16:44:07,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:44:07,962 INFO L225 Difference]: With dead ends: 80 [2018-12-01 16:44:07,962 INFO L226 Difference]: Without dead ends: 40 [2018-12-01 16:44:07,964 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 16:44:07,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-12-01 16:44:07,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-12-01 16:44:07,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-01 16:44:07,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 50 transitions. [2018-12-01 16:44:07,995 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 50 transitions. Word has length 23 [2018-12-01 16:44:07,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:44:07,995 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 50 transitions. [2018-12-01 16:44:07,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 16:44:07,995 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-12-01 16:44:07,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 16:44:07,996 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:44:07,996 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:44:07,996 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:44:07,997 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:44:07,997 INFO L82 PathProgramCache]: Analyzing trace with hash -463817501, now seen corresponding path program 1 times [2018-12-01 16:44:07,997 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 16:44:07,997 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-01 16:44:08,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:44:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:44:08,799 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:44:11,134 WARN L854 $PredicateComparison]: unable to prove that (and (= |c___ieee754_log_#res| (fp.div roundNearestTiesToEven (fp.neg c_~two54_log~0) c_~zero~0)) (= c_~two54_log~0 ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0)) (= (_ +zero 11 53) c_~zero~0)) is different from true [2018-12-01 16:44:11,207 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 16:44:11,208 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 16:44:11,209 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 16:44:11,211 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 16:44:11,214 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 76 [2018-12-01 16:44:11,252 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 60 [2018-12-01 16:44:11,253 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-01 16:44:11,293 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-12-01 16:44:11,294 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-01 16:44:11,310 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-12-01 16:44:11,327 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 5 [2018-12-01 16:44:11,327 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-01 16:44:11,330 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 16:44:11,337 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-01 16:44:11,355 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-01 16:44:11,355 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:64, output treesize:28 [2018-12-01 16:44:11,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:44:11,583 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 16:44:11,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:44:11,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-01 16:44:11,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 16:44:11,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 16:44:11,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=58, Unknown=1, NotChecked=14, Total=90 [2018-12-01 16:44:11,604 INFO L87 Difference]: Start difference. First operand 40 states and 50 transitions. Second operand 10 states. [2018-12-01 16:44:21,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:44:21,096 INFO L93 Difference]: Finished difference Result 49 states and 59 transitions. [2018-12-01 16:44:21,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-01 16:44:21,096 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2018-12-01 16:44:21,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:44:21,099 INFO L225 Difference]: With dead ends: 49 [2018-12-01 16:44:21,099 INFO L226 Difference]: Without dead ends: 42 [2018-12-01 16:44:21,100 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=47, Invalid=166, Unknown=1, NotChecked=26, Total=240 [2018-12-01 16:44:21,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-12-01 16:44:21,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 40. [2018-12-01 16:44:21,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-01 16:44:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 49 transitions. [2018-12-01 16:44:21,109 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 49 transitions. Word has length 25 [2018-12-01 16:44:21,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:44:21,109 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 49 transitions. [2018-12-01 16:44:21,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 16:44:21,109 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2018-12-01 16:44:21,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 16:44:21,110 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:44:21,110 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:44:21,111 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:44:21,111 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:44:21,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1154507228, now seen corresponding path program 1 times [2018-12-01 16:44:21,111 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 16:44:21,111 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-01 16:44:21,115 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:44:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:44:21,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:44:21,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:44:21,290 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 16:44:21,298 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:44:21,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 16:44:21,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 16:44:21,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 16:44:21,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 16:44:21,299 INFO L87 Difference]: Start difference. First operand 40 states and 49 transitions. Second operand 6 states. [2018-12-01 16:44:32,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:44:32,012 INFO L93 Difference]: Finished difference Result 68 states and 84 transitions. [2018-12-01 16:44:32,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 16:44:32,618 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-12-01 16:44:32,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:44:32,619 INFO L225 Difference]: With dead ends: 68 [2018-12-01 16:44:32,619 INFO L226 Difference]: Without dead ends: 42 [2018-12-01 16:44:32,619 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-01 16:44:32,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-12-01 16:44:32,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 40. [2018-12-01 16:44:32,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-01 16:44:32,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 48 transitions. [2018-12-01 16:44:32,624 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 48 transitions. Word has length 25 [2018-12-01 16:44:32,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:44:32,625 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 48 transitions. [2018-12-01 16:44:32,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 16:44:32,625 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2018-12-01 16:44:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 16:44:32,625 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:44:32,625 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:44:32,626 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:44:32,626 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:44:32,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1436946137, now seen corresponding path program 1 times [2018-12-01 16:44:32,626 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 16:44:32,626 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-12-01 16:44:32,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:44:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:44:33,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:44:33,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:44:33,439 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 16:44:33,455 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:44:33,455 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 16:44:33,455 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 16:44:33,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 16:44:33,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 16:44:33,456 INFO L87 Difference]: Start difference. First operand 40 states and 48 transitions. Second operand 6 states. [2018-12-01 16:44:39,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:44:39,858 INFO L93 Difference]: Finished difference Result 53 states and 60 transitions. [2018-12-01 16:44:39,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 16:44:39,859 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-12-01 16:44:39,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:44:39,860 INFO L225 Difference]: With dead ends: 53 [2018-12-01 16:44:39,860 INFO L226 Difference]: Without dead ends: 40 [2018-12-01 16:44:39,860 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-01 16:44:39,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-12-01 16:44:39,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-12-01 16:44:39,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-01 16:44:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 47 transitions. [2018-12-01 16:44:39,868 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 47 transitions. Word has length 26 [2018-12-01 16:44:39,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:44:39,868 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 47 transitions. [2018-12-01 16:44:39,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 16:44:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2018-12-01 16:44:39,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 16:44:39,869 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:44:39,869 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:44:39,869 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:44:39,869 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:44:39,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1284377614, now seen corresponding path program 1 times [2018-12-01 16:44:39,870 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 16:44:39,870 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-12-01 16:44:39,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:44:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:44:40,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:44:41,676 WARN L180 SmtUtils]: Spent 775.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-12-01 16:44:43,558 WARN L180 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-12-01 16:44:45,030 WARN L180 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-12-01 16:44:45,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:44:45,037 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 16:44:45,056 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:44:45,056 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-01 16:44:45,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-01 16:44:45,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-01 16:44:45,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-01 16:44:45,057 INFO L87 Difference]: Start difference. First operand 40 states and 47 transitions. Second operand 8 states. [2018-12-01 16:44:54,058 WARN L180 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 21 [2018-12-01 16:44:57,518 WARN L180 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 25 [2018-12-01 16:45:03,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:45:03,710 INFO L93 Difference]: Finished difference Result 53 states and 59 transitions. [2018-12-01 16:45:03,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 16:45:03,711 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2018-12-01 16:45:03,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:45:03,712 INFO L225 Difference]: With dead ends: 53 [2018-12-01 16:45:03,712 INFO L226 Difference]: Without dead ends: 40 [2018-12-01 16:45:03,712 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-01 16:45:03,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-12-01 16:45:03,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-12-01 16:45:03,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-01 16:45:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 46 transitions. [2018-12-01 16:45:03,716 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 46 transitions. Word has length 29 [2018-12-01 16:45:03,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:45:03,717 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 46 transitions. [2018-12-01 16:45:03,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-01 16:45:03,717 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2018-12-01 16:45:03,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 16:45:03,717 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:45:03,717 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:45:03,718 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:45:03,718 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:45:03,718 INFO L82 PathProgramCache]: Analyzing trace with hash -1559044886, now seen corresponding path program 1 times [2018-12-01 16:45:03,718 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 16:45:03,718 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-12-01 16:45:03,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:45:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:45:07,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:45:11,002 WARN L180 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 10 [2018-12-01 16:45:14,406 WARN L180 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 19 [2018-12-01 16:45:17,727 WARN L180 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 21 [2018-12-01 16:45:20,330 WARN L180 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 25 [2018-12-01 16:45:20,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:45:20,340 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 16:45:20,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:45:20,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-01 16:45:20,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 16:45:20,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 16:45:20,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-01 16:45:20,393 INFO L87 Difference]: Start difference. First operand 40 states and 46 transitions. Second operand 9 states. [2018-12-01 16:45:34,262 WARN L180 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 21 [2018-12-01 16:45:37,703 WARN L180 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 23 [2018-12-01 16:45:46,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:45:46,862 INFO L93 Difference]: Finished difference Result 53 states and 58 transitions. [2018-12-01 16:45:46,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-01 16:45:46,876 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 35 [2018-12-01 16:45:46,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:45:46,877 INFO L225 Difference]: With dead ends: 53 [2018-12-01 16:45:46,877 INFO L226 Difference]: Without dead ends: 37 [2018-12-01 16:45:46,877 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 18.5s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-12-01 16:45:46,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-12-01 16:45:46,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-12-01 16:45:46,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-12-01 16:45:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2018-12-01 16:45:46,882 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 35 [2018-12-01 16:45:46,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:45:46,882 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2018-12-01 16:45:46,882 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 16:45:46,882 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2018-12-01 16:45:46,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 16:45:46,882 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:45:46,883 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:45:46,883 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:45:46,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:45:46,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1814025565, now seen corresponding path program 1 times [2018-12-01 16:45:46,883 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 16:45:46,883 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-12-01 16:45:46,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:45:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:45:47,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:45:47,432 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-01 16:45:49,846 WARN L180 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 15 [2018-12-01 16:45:52,136 WARN L180 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 24 [2018-12-01 16:45:54,601 WARN L180 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 31 [2018-12-01 16:45:56,898 WARN L180 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 30 [2018-12-01 16:46:02,658 WARN L180 SmtUtils]: Spent 3.35 s on a formula simplification that was a NOOP. DAG size: 29 [2018-12-01 16:46:02,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:46:02,666 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 16:46:02,678 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:46:02,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-12-01 16:46:02,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-01 16:46:02,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-01 16:46:02,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-12-01 16:46:02,678 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand 11 states. [2018-12-01 16:46:10,566 WARN L180 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 26 [2018-12-01 16:46:19,139 WARN L180 SmtUtils]: Spent 3.37 s on a formula simplification that was a NOOP. DAG size: 34 [2018-12-01 16:46:25,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:46:25,340 INFO L93 Difference]: Finished difference Result 50 states and 51 transitions. [2018-12-01 16:46:25,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 16:46:25,341 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 35 [2018-12-01 16:46:25,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:46:25,341 INFO L225 Difference]: With dead ends: 50 [2018-12-01 16:46:25,341 INFO L226 Difference]: Without dead ends: 37 [2018-12-01 16:46:25,341 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 23.8s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2018-12-01 16:46:25,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-12-01 16:46:25,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-12-01 16:46:25,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-12-01 16:46:25,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2018-12-01 16:46:25,345 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 37 transitions. Word has length 35 [2018-12-01 16:46:25,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:46:25,345 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 37 transitions. [2018-12-01 16:46:25,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-01 16:46:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2018-12-01 16:46:25,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-01 16:46:25,345 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:46:25,345 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:46:25,345 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:46:25,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:46:25,346 INFO L82 PathProgramCache]: Analyzing trace with hash 1520622558, now seen corresponding path program 1 times [2018-12-01 16:46:25,346 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 16:46:25,346 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-12-01 16:46:25,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:46:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:46:26,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:46:26,296 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 16:46:26,297 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 16:46:26,298 INFO L478 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 33 treesize of output 43 [2018-12-01 16:46:26,338 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 24 [2018-12-01 16:46:26,339 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-01 16:46:26,351 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-01 16:46:26,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-12-01 16:46:26,356 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-01 16:46:26,360 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 16:46:26,362 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-01 16:46:26,372 INFO L267 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. [2018-12-01 16:46:26,373 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:18 [2018-12-01 16:46:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:46:26,425 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 16:46:26,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:46:26,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 16:46:26,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 16:46:26,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 16:46:26,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 16:46:26,442 INFO L87 Difference]: Start difference. First operand 37 states and 37 transitions. Second operand 6 states. [2018-12-01 16:46:27,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:46:27,502 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2018-12-01 16:46:27,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 16:46:27,503 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2018-12-01 16:46:27,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:46:27,503 INFO L225 Difference]: With dead ends: 37 [2018-12-01 16:46:27,503 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 16:46:27,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-01 16:46:27,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 16:46:27,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 16:46:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 16:46:27,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 16:46:27,505 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 35 [2018-12-01 16:46:27,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:46:27,505 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 16:46:27,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 16:46:27,505 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 16:46:27,505 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 16:46:27,508 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 16:46:40,741 WARN L180 SmtUtils]: Spent 13.17 s on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2018-12-01 16:46:46,094 WARN L180 SmtUtils]: Spent 5.35 s on a formula simplification. DAG size of input: 63 DAG size of output: 42 [2018-12-01 16:46:46,228 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-01 16:46:46,228 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 92) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point __ieee754_logEXIT(lines 45 124) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L444 ceAbstractionStarter]: At program point L65-2(lines 65 69) the Hoare annotation is: (or (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log~0)) (and (exists ((v_prenex_14 (_ BitVec 64))) (and (= ((_ extract 31 0) v_prenex_14) __ieee754_log_~lx~1) (= ((_ extract 63 32) v_prenex_14) __ieee754_log_~hx~1) (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) v_prenex_14) ((_ extract 62 52) v_prenex_14) ((_ extract 51 0) v_prenex_14))))) (= (bvadd __ieee754_log_~k~0 (_ bv54 32)) (_ bv0 32)) (= __ieee754_log_~x (fp.mul roundNearestTiesToEven |__ieee754_log_#in~x| ~two54_log~0)) (exists ((v_prenex_14 (_ BitVec 64))) (and (not (= (_ bv0 32) (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_14)) ((_ extract 31 0) v_prenex_14)))) (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) v_prenex_14) ((_ extract 62 52) v_prenex_14) ((_ extract 51 0) v_prenex_14)))))) (not (= (_ +zero 11 53) ~zero~0))) [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 99) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 122) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 91) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 123) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 70) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 45 124) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 50 55) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L444 ceAbstractionStarter]: At program point L50-2(lines 50 55) the Hoare annotation is: (or (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log~0)) (= __ieee754_log_~x |__ieee754_log_#in~x|) (not (= (_ +zero 11 53) ~zero~0))) [2018-12-01 16:46:46,229 INFO L448 ceAbstractionStarter]: For program point L50-3(lines 50 55) no Hoare annotation was computed. [2018-12-01 16:46:46,229 INFO L451 ceAbstractionStarter]: At program point __ieee754_logENTRY(lines 45 124) the Hoare annotation is: true [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point __ieee754_logFINAL(lines 45 124) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 60) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 100) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 117) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 76 81) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L444 ceAbstractionStarter]: At program point L76-2(lines 76 81) the Hoare annotation is: (or (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log~0)) (and (exists ((__ieee754_log_~hx~1 (_ BitVec 32))) (= (bvand (_ bv1048576 32) (bvadd __ieee754_log_~hx~1 (_ bv614244 32))) __ieee754_log_~i~0)) (= __ieee754_log_~x (fp.mul roundNearestTiesToEven |__ieee754_log_#in~x| ~two54_log~0)) (exists ((v_prenex_14 (_ BitVec 64))) (and (not (= (_ bv0 32) (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_14)) ((_ extract 31 0) v_prenex_14)))) (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) v_prenex_14) ((_ extract 62 52) v_prenex_14) ((_ extract 51 0) v_prenex_14))))) (exists ((|v_q#valueAsBitvector_8| (_ BitVec 64))) (and (= (bvadd __ieee754_log_~k~0 (_ bv1077 32)) (bvashr ((_ extract 63 32) |v_q#valueAsBitvector_8|) (_ bv20 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_8|) ((_ extract 62 52) |v_q#valueAsBitvector_8|) ((_ extract 51 0) |v_q#valueAsBitvector_8|)) (fp.mul roundNearestTiesToEven |__ieee754_log_#in~x| ~two54_log~0)))) (exists ((|v_q#valueAsBitvector_7| (_ BitVec 64))) (and (= (bvand (_ bv1048575 32) ((_ extract 63 32) |v_q#valueAsBitvector_7|)) __ieee754_log_~hx~1) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_7|) ((_ extract 62 52) |v_q#valueAsBitvector_7|) ((_ extract 51 0) |v_q#valueAsBitvector_7|)) (fp.mul roundNearestTiesToEven |__ieee754_log_#in~x| ~two54_log~0))))) (not (= (_ +zero 11 53) ~zero~0)) (and (exists ((v_prenex_12 (_ BitVec 64))) (and (not (bvslt ((_ extract 63 32) v_prenex_12) (_ bv1048576 32))) (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) v_prenex_12) ((_ extract 62 52) v_prenex_12) ((_ extract 51 0) v_prenex_12))))) (= __ieee754_log_~x |__ieee754_log_#in~x|))) [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point L76-3(lines 76 81) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 25) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L444 ceAbstractionStarter]: At program point L20-2(lines 20 25) the Hoare annotation is: (or (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log~0)) (not (= (_ +zero 11 53) ~zero~0)) (= isinf_double_~x |isinf_double_#in~x|)) [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point L20-3(lines 20 25) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 18 30) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 18 30) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L451 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 18 30) the Hoare annotation is: true [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 16:46:46,230 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~two54_log~0 ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0)) (= (_ +zero 11 53) ~zero~0)) [2018-12-01 16:46:46,230 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 16:46:46,230 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 16:46:46,231 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 126 142) the Hoare annotation is: true [2018-12-01 16:46:46,231 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 126 142) no Hoare annotation was computed. [2018-12-01 16:46:46,231 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 137) no Hoare annotation was computed. [2018-12-01 16:46:46,231 INFO L448 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2018-12-01 16:46:46,231 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 126 142) no Hoare annotation was computed. [2018-12-01 16:46:46,231 INFO L444 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0))) (or (not (= .cse0 ~two54_log~0)) (= (fp.div roundNearestTiesToEven (fp.neg .cse0) (_ +zero 11 53)) main_~res~0) (not (= (_ +zero 11 53) ~zero~0)))) [2018-12-01 16:46:46,231 INFO L448 ceAbstractionStarter]: For program point L136-1(lines 136 139) no Hoare annotation was computed. [2018-12-01 16:46:46,231 INFO L444 ceAbstractionStarter]: At program point L133(line 133) the Hoare annotation is: (or (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log~0)) (= (_ +zero 11 53) main_~x~0) (not (= (_ +zero 11 53) ~zero~0))) [2018-12-01 16:46:46,231 INFO L448 ceAbstractionStarter]: For program point L133-1(line 133) no Hoare annotation was computed. [2018-12-01 16:46:46,236 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,236 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log_~hx~1,QUANTIFIED] [2018-12-01 16:46:46,237 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,237 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,238 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,242 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log_~hx~1,QUANTIFIED] [2018-12-01 16:46:46,242 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,244 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,245 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,245 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,245 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,245 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,245 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,245 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,245 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,246 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,246 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,246 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,246 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,246 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,246 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,246 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,246 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,247 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,248 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,248 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,248 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,248 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 04:46:46 BoogieIcfgContainer [2018-12-01 16:46:46,250 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 16:46:46,250 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:46:46,250 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:46:46,250 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:46:46,251 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:44:07" (3/4) ... [2018-12-01 16:46:46,254 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 16:46:46,257 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 16:46:46,257 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log [2018-12-01 16:46:46,257 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-12-01 16:46:46,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 16:46:46,260 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-12-01 16:46:46,261 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-01 16:46:46,261 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-01 16:46:46,261 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 16:46:46,276 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log) || x == \old(x)) || !(~Pluszero~LONGDOUBLE() == zero) [2018-12-01 16:46:46,276 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log) || !(~Pluszero~LONGDOUBLE() == zero)) || x == \old(x) [2018-12-01 16:46:46,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log) || ((((\exists v_prenex_14 : bv64 :: (v_prenex_14[31:0] == lx && v_prenex_14[63:32] == hx) && \old(x) == ~fp~LONGDOUBLE(v_prenex_14[63:63], v_prenex_14[62:52], v_prenex_14[51:0])) && ~bvadd64(k, 54bv32) == 0bv32) && x == ~fp.mul~DOUBLE(~roundNearestTiesToEven, \old(x), two54_log)) && (\exists v_prenex_14 : bv64 :: !(0bv32 == ~bvor32(~bvand32(2147483647bv32, v_prenex_14[63:32]), v_prenex_14[31:0])) && \old(x) == ~fp~LONGDOUBLE(v_prenex_14[63:63], v_prenex_14[62:52], v_prenex_14[51:0])))) || !(~Pluszero~LONGDOUBLE() == zero) [2018-12-01 16:46:46,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log) || (((((\exists __ieee754_log_~hx~1 : bv32 :: ~bvand32(1048576bv32, ~bvadd64(__ieee754_log_~hx~1, 614244bv32)) == i) && x == ~fp.mul~DOUBLE(~roundNearestTiesToEven, \old(x), two54_log)) && (\exists v_prenex_14 : bv64 :: !(0bv32 == ~bvor32(~bvand32(2147483647bv32, v_prenex_14[63:32]), v_prenex_14[31:0])) && \old(x) == ~fp~LONGDOUBLE(v_prenex_14[63:63], v_prenex_14[62:52], v_prenex_14[51:0]))) && (\exists v_q#valueAsBitvector_8 : bv64 :: ~bvadd64(k, 1077bv32) == ~bvashr32(v_q#valueAsBitvector_8[63:32], 20bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_8[63:63], v_q#valueAsBitvector_8[62:52], v_q#valueAsBitvector_8[51:0]) == ~fp.mul~DOUBLE(~roundNearestTiesToEven, \old(x), two54_log))) && (\exists v_q#valueAsBitvector_7 : bv64 :: ~bvand32(1048575bv32, v_q#valueAsBitvector_7[63:32]) == hx && ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == ~fp.mul~DOUBLE(~roundNearestTiesToEven, \old(x), two54_log)))) || !(~Pluszero~LONGDOUBLE() == zero)) || ((\exists v_prenex_12 : bv64 :: !~bvslt32(v_prenex_12[63:32], 1048576bv32) && \old(x) == ~fp~LONGDOUBLE(v_prenex_12[63:63], v_prenex_12[62:52], v_prenex_12[51:0])) && x == \old(x)) [2018-12-01 16:46:46,295 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2d59bee3-fe05-4630-a400-573be9e73d64/bin-2019/uautomizer/witness.graphml [2018-12-01 16:46:46,295 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:46:46,296 INFO L168 Benchmark]: Toolchain (without parser) took 181360.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.7 MB in the beginning and 988.3 MB in the end (delta: -43.6 MB). Peak memory consumption was 93.8 MB. Max. memory is 11.5 GB. [2018-12-01 16:46:46,297 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:46:46,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 202.74 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-01 16:46:46,297 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -206.4 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-01 16:46:46,297 INFO L168 Benchmark]: Boogie Preprocessor took 25.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-01 16:46:46,298 INFO L168 Benchmark]: RCFGBuilder took 21933.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. [2018-12-01 16:46:46,298 INFO L168 Benchmark]: TraceAbstraction took 159101.89 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -2.6 MB). Free memory was 1.1 GB in the beginning and 994.3 MB in the end (delta: 95.8 MB). Peak memory consumption was 93.2 MB. Max. memory is 11.5 GB. [2018-12-01 16:46:46,298 INFO L168 Benchmark]: Witness Printer took 45.40 ms. Allocated memory is still 1.2 GB. Free memory was 994.3 MB in the beginning and 988.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 11.5 GB. [2018-12-01 16:46:46,300 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 202.74 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -206.4 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 21933.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 159101.89 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -2.6 MB). Free memory was 1.1 GB in the beginning and 994.3 MB in the end (delta: 95.8 MB). Peak memory consumption was 93.2 MB. Max. memory is 11.5 GB. * Witness Printer took 45.40 ms. Allocated memory is still 1.2 GB. Free memory was 994.3 MB in the beginning and 988.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,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[__ieee754_log_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 137]: 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: 76]: Loop Invariant [2018-12-01 16:46:46,304 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,304 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log_~hx~1,QUANTIFIED] [2018-12-01 16:46:46,305 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,305 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,305 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,305 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,305 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,305 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,306 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,306 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,306 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,306 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,306 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,306 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,306 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,307 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,307 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,307 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,307 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,307 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,307 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,307 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,308 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,308 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log_~hx~1,QUANTIFIED] [2018-12-01 16:46:46,308 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,308 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,309 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2018-12-01 16:46:46,310 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-01 16:46:46,310 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] Derived loop invariant: ((!(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log) || (((((\exists __ieee754_log_~hx~1 : bv32 :: ~bvand32(1048576bv32, ~bvadd64(__ieee754_log_~hx~1, 614244bv32)) == i) && x == ~fp.mul~DOUBLE(~roundNearestTiesToEven, \old(x), two54_log)) && (\exists v_prenex_14 : bv64 :: !(0bv32 == ~bvor32(~bvand32(2147483647bv32, v_prenex_14[63:32]), v_prenex_14[31:0])) && \old(x) == ~fp~LONGDOUBLE(v_prenex_14[63:63], v_prenex_14[62:52], v_prenex_14[51:0]))) && (\exists v_q#valueAsBitvector_8 : bv64 :: ~bvadd64(k, 1077bv32) == ~bvashr32(v_q#valueAsBitvector_8[63:32], 20bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_8[63:63], v_q#valueAsBitvector_8[62:52], v_q#valueAsBitvector_8[51:0]) == ~fp.mul~DOUBLE(~roundNearestTiesToEven, \old(x), two54_log))) && (\exists v_q#valueAsBitvector_7 : bv64 :: ~bvand32(1048575bv32, v_q#valueAsBitvector_7[63:32]) == hx && ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == ~fp.mul~DOUBLE(~roundNearestTiesToEven, \old(x), two54_log)))) || !(~Pluszero~LONGDOUBLE() == zero)) || ((\exists v_prenex_12 : bv64 :: !~bvslt32(v_prenex_12[63:32], 1048576bv32) && \old(x) == ~fp~LONGDOUBLE(v_prenex_12[63:63], v_prenex_12[62:52], v_prenex_12[51:0])) && x == \old(x)) - InvariantResult [Line: 65]: Loop Invariant [2018-12-01 16:46:46,310 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,311 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,311 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,311 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,311 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,311 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,311 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,311 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,311 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,312 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,312 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,312 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,312 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,312 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,313 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,313 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,313 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,313 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,313 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,313 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,313 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,314 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,314 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] [2018-12-01 16:46:46,314 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_14,QUANTIFIED] Derived loop invariant: (!(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log) || ((((\exists v_prenex_14 : bv64 :: (v_prenex_14[31:0] == lx && v_prenex_14[63:32] == hx) && \old(x) == ~fp~LONGDOUBLE(v_prenex_14[63:63], v_prenex_14[62:52], v_prenex_14[51:0])) && ~bvadd64(k, 54bv32) == 0bv32) && x == ~fp.mul~DOUBLE(~roundNearestTiesToEven, \old(x), two54_log)) && (\exists v_prenex_14 : bv64 :: !(0bv32 == ~bvor32(~bvand32(2147483647bv32, v_prenex_14[63:32]), v_prenex_14[31:0])) && \old(x) == ~fp~LONGDOUBLE(v_prenex_14[63:63], v_prenex_14[62:52], v_prenex_14[51:0])))) || !(~Pluszero~LONGDOUBLE() == zero) - InvariantResult [Line: 20]: Loop Invariant [2018-12-01 16:46:46,314 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,315 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (!(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log) || !(~Pluszero~LONGDOUBLE() == zero)) || x == \old(x) - InvariantResult [Line: 50]: Loop Invariant [2018-12-01 16:46:46,315 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 16:46:46,315 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (!(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log) || x == \old(x)) || !(~Pluszero~LONGDOUBLE() == zero) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 44 locations, 1 error locations. SAFE Result, 159.0s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 96.1s AutomataDifference, 0.0s DeadEndRemovalTime, 18.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 304 SDtfs, 202 SDslu, 1016 SDs, 0 SdLazy, 436 SolverSat, 26 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 69.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 246 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 56.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 26 PreInvPairs, 32 NumberOfFragments, 248 HoareAnnotationTreeSize, 26 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 147 FormulaSimplificationTreeSizeReductionInter, 18.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 6.8s SatisfiabilityAnalysisTime, 37.0s InterpolantComputationTime, 233 NumberOfCodeBlocks, 233 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 225 ConstructedInterpolants, 58 QuantifiedInterpolants, 62939 SizeOfPredicates, 30 NumberOfNonLiveVariables, 1027 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...