./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 ......................................................................................................................................................................................................................................................................................................................................... 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_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:26:45,643 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:26:45,644 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:26:45,651 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:26:45,652 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:26:45,652 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:26:45,653 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:26:45,654 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:26:45,655 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:26:45,656 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:26:45,656 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:26:45,657 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:26:45,657 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:26:45,658 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:26:45,659 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:26:45,659 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:26:45,660 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:26:45,661 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:26:45,662 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:26:45,663 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:26:45,664 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:26:45,665 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:26:45,667 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:26:45,667 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:26:45,667 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:26:45,668 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:26:45,668 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:26:45,669 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:26:45,670 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:26:45,670 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:26:45,671 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:26:45,671 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:26:45,671 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:26:45,671 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:26:45,672 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:26:45,673 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:26:45,673 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 10:26:45,683 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:26:45,683 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:26:45,684 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:26:45,684 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 10:26:45,684 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 10:26:45,684 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 10:26:45,684 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 10:26:45,684 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 10:26:45,684 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 10:26:45,684 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 10:26:45,684 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 10:26:45,684 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 10:26:45,685 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 10:26:45,685 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:26:45,685 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:26:45,685 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:26:45,685 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:26:45,686 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:26:45,686 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:26:45,686 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:26:45,686 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:26:45,686 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:26:45,686 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:26:45,687 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:26:45,687 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:26:45,687 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:26:45,687 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:26:45,687 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:26:45,687 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:26:45,687 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:26:45,687 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:26:45,687 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:26:45,687 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:26:45,688 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 10:26:45,688 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:26:45,688 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:26:45,688 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 10:26:45,688 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 [2018-11-18 10:26:45,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:26:45,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:26:45,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:26:45,722 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:26:45,722 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:26:45,723 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-11-18 10:26:45,756 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data/ba30e9e67/5792ad98b36a418b89b4de7638c03b84/FLAG4174e359e [2018-11-18 10:26:46,166 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:26:46,166 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-11-18 10:26:46,171 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data/ba30e9e67/5792ad98b36a418b89b4de7638c03b84/FLAG4174e359e [2018-11-18 10:26:46,180 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data/ba30e9e67/5792ad98b36a418b89b4de7638c03b84 [2018-11-18 10:26:46,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:26:46,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:26:46,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:26:46,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:26:46,186 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:26:46,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@383ef775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46, skipping insertion in model container [2018-11-18 10:26:46,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:26:46,215 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:26:46,350 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:26:46,353 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:26:46,386 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:26:46,443 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:26:46,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46 WrapperNode [2018-11-18 10:26:46,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:26:46,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:26:46,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:26:46,445 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:26:46,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:26:46,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:26:46,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:26:46,466 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:26:46,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... [2018-11-18 10:26:46,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:26:46,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:26:46,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:26:46,502 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:26:46,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:26:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-11-18 10:26:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-11-18 10:26:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acos [2018-11-18 10:26:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acos [2018-11-18 10:26:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:26:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:26:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 10:26:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:26:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-18 10:26:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-18 10:26:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:26:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:26:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 10:26:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:26:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:26:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:26:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:26:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:26:46,907 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:26:46,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:26:46 BoogieIcfgContainer [2018-11-18 10:26:46,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:26:46,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:26:46,908 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:26:46,910 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:26:46,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:26:46" (1/3) ... [2018-11-18 10:26:46,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45ac12ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:26:46, skipping insertion in model container [2018-11-18 10:26:46,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:46" (2/3) ... [2018-11-18 10:26:46,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45ac12ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:26:46, skipping insertion in model container [2018-11-18 10:26:46,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:26:46" (3/3) ... [2018-11-18 10:26:46,913 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0460_true-unreach-call.c [2018-11-18 10:26:46,922 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:26:46,929 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:26:46,943 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:26:46,971 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:26:46,971 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:26:46,971 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:26:46,971 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:26:46,971 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:26:46,971 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:26:46,971 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:26:46,971 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:26:46,988 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states. [2018-11-18 10:26:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 10:26:46,994 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:26:46,995 INFO L375 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] [2018-11-18 10:26:46,997 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:26:47,002 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:26:47,002 INFO L82 PathProgramCache]: Analyzing trace with hash -345712661, now seen corresponding path program 1 times [2018-11-18 10:26:47,004 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 10:26:47,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:26:47,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:26:47,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:26:47,046 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 10:26:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:26:47,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:26:47,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:26:47,129 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 10:26:47,130 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 10:26:47,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 10:26:47,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 10:26:47,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 10:26:47,147 INFO L87 Difference]: Start difference. First operand 89 states. Second operand 2 states. [2018-11-18 10:26:47,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:26:47,168 INFO L93 Difference]: Finished difference Result 169 states and 254 transitions. [2018-11-18 10:26:47,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 10:26:47,169 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 24 [2018-11-18 10:26:47,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:26:47,175 INFO L225 Difference]: With dead ends: 169 [2018-11-18 10:26:47,175 INFO L226 Difference]: Without dead ends: 84 [2018-11-18 10:26:47,178 INFO L604 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 [2018-11-18 10:26:47,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-11-18 10:26:47,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-11-18 10:26:47,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-11-18 10:26:47,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 110 transitions. [2018-11-18 10:26:47,208 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 110 transitions. Word has length 24 [2018-11-18 10:26:47,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:26:47,208 INFO L480 AbstractCegarLoop]: Abstraction has 84 states and 110 transitions. [2018-11-18 10:26:47,208 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 10:26:47,208 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2018-11-18 10:26:47,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 10:26:47,210 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:26:47,210 INFO L375 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] [2018-11-18 10:26:47,210 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:26:47,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:26:47,211 INFO L82 PathProgramCache]: Analyzing trace with hash -26299617, now seen corresponding path program 1 times [2018-11-18 10:26:47,211 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 10:26:47,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:26:47,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:26:47,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:26:47,212 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 10:26:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:26:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:26:47,272 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 10:26:47,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:26:47 BoogieIcfgContainer [2018-11-18 10:26:47,303 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:26:47,303 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:26:47,303 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:26:47,303 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:26:47,304 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:26:46" (3/4) ... [2018-11-18 10:26:47,307 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 10:26:47,307 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:26:47,308 INFO L168 Benchmark]: Toolchain (without parser) took 1125.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -94.2 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:47,309 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:26:47,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -169.9 MB). Peak memory consumption was 34.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:47,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.59 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:47,310 INFO L168 Benchmark]: Boogie Preprocessor took 34.75 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:47,311 INFO L168 Benchmark]: RCFGBuilder took 405.73 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: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:47,311 INFO L168 Benchmark]: TraceAbstraction took 395.26 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: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:47,312 INFO L168 Benchmark]: Witness Printer took 4.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:26:47,315 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 261.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -169.9 MB). Peak memory consumption was 34.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.59 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.75 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 405.73 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: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 395.26 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: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 229]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 132, overapproximation of bitwiseAnd at line 150, overapproximation of someBinaryArithmeticDOUBLEoperation at line 168, overapproximation of someBinaryDOUBLEComparisonOperation at line 213. Possible FailurePath: [L15] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L127-L140] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; VAL [\old(one_acos)=6442450962, \old(one_sqrt)=6442450954, \old(pi)=6442450951, \old(pi)=6442450965, \old(pi)=6442450956, \old(pS0_acos)=6442450945, \old(pS1_acos)=6442450963, \old(pS2_acos)=6442450964, \old(pS3_acos)=6442450949, \old(pS4_acos)=6442450955, \old(pS5_acos)=6442450966, \old(qS1_acos)=6442450948, \old(qS2_acos)=6442450957, \old(qS3_acos)=6442450959, \old(qS4_acos)=6442450950, \old(tiny_sqrt)=6442450961, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L221] double x = __VERIFIER_nondet_double(); [L223] COND TRUE x < -1.0 || x > 1.0 VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] [L225] CALL, EXPR __ieee754_acos(x) VAL [\old(x)=6442450952, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L143] double z, p, q, r, w, s, c, df; [L144] __int32_t hx, ix; VAL [\old(x)=6442450952, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] [L146] FCALL ieee_double_shape_type gh_u; [L147] FCALL gh_u.value = (x) [L148] EXPR, FCALL gh_u.parts.msw [L148] (hx) = gh_u.parts.msw [L149] COND FALSE !(0) VAL [\old(x)=6442450952, hx=-2147483648, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] [L150] ix = hx & 0x7fffffff VAL [\old(x)=6442450952, hx=-2147483648, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] [L151] COND FALSE !(ix >= 0x3ff00000) VAL [\old(x)=6442450952, hx=-2147483648, ix=0, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] [L166] COND TRUE ix < 0x3fe00000 VAL [\old(x)=6442450952, hx=-2147483648, ix=0, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] [L167] COND TRUE ix <= 0x3c600000 [L168] RET return pio2_hi_acos + pio2_lo_acos; VAL [\old(x)=6442450952, hx=-2147483648, ix=0, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] [L225] EXPR __ieee754_acos(x) VAL [__ieee754_acos(x)=6442450953, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] [L225] double res = __ieee754_acos(x); [L228] CALL, EXPR isnan_double(res) VAL [\old(x)=6442450953, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L213] RET return x != x; VAL [\old(x)=6442450953, \result=0, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L228] EXPR isnan_double(res) VAL [isnan_double(res)=0, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, res=6442450953, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] [L228] COND TRUE !isnan_double(res) [L229] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, res=6442450953, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450952] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 89 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 116 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=89occurred 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, 49 NumberOfCodeBlocks, 49 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 0.1.23-5842f4b [2018-11-18 10:26:48,769 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:26:48,770 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:26:48,779 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:26:48,779 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:26:48,780 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:26:48,780 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:26:48,782 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:26:48,783 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:26:48,783 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:26:48,784 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:26:48,784 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:26:48,785 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:26:48,786 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:26:48,786 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:26:48,787 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:26:48,787 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:26:48,789 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:26:48,790 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:26:48,791 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:26:48,792 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:26:48,792 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:26:48,794 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:26:48,794 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:26:48,794 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:26:48,795 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:26:48,795 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:26:48,796 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:26:48,796 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:26:48,797 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:26:48,797 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:26:48,798 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:26:48,798 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:26:48,798 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:26:48,799 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:26:48,799 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:26:48,799 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 10:26:48,809 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:26:48,810 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:26:48,810 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:26:48,810 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 10:26:48,811 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 10:26:48,811 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 10:26:48,811 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 10:26:48,811 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 10:26:48,811 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 10:26:48,811 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 10:26:48,812 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:26:48,812 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:26:48,812 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:26:48,812 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:26:48,812 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:26:48,812 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:26:48,813 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:26:48,813 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 10:26:48,813 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 10:26:48,813 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:26:48,813 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:26:48,813 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:26:48,813 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:26:48,814 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:26:48,814 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:26:48,815 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:26:48,815 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:26:48,816 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:26:48,816 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:26:48,816 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:26:48,816 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:26:48,816 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 10:26:48,816 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:26:48,817 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 10:26:48,817 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 10:26:48,817 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_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a68a8d22c43d5d5da66a3ce312fb10a795a70b2 [2018-11-18 10:26:48,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:26:48,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:26:48,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:26:48,860 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:26:48,861 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:26:48,861 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-11-18 10:26:48,906 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data/e53538fa4/e155b5e45bad4cc780325cbaa037f202/FLAG6c739b157 [2018-11-18 10:26:49,246 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:26:49,247 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/sv-benchmarks/c/float-newlib/double_req_bl_0460_true-unreach-call.c [2018-11-18 10:26:49,251 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data/e53538fa4/e155b5e45bad4cc780325cbaa037f202/FLAG6c739b157 [2018-11-18 10:26:49,664 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/data/e53538fa4/e155b5e45bad4cc780325cbaa037f202 [2018-11-18 10:26:49,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:26:49,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:26:49,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:26:49,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:26:49,672 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:26:49,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:49,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1c0bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49, skipping insertion in model container [2018-11-18 10:26:49,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:49,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:26:49,702 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:26:49,864 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:26:49,869 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:26:49,914 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:26:49,935 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:26:49,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49 WrapperNode [2018-11-18 10:26:49,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:26:49,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:26:49,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:26:49,936 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:26:49,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:49,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:49,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:26:49,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:26:49,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:26:49,961 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:26:49,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:49,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:49,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:49,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:49,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:50,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:50,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... [2018-11-18 10:26:50,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:26:50,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:26:50,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:26:50,048 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:26:50,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:26:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-11-18 10:26:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-11-18 10:26:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 10:26:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acos [2018-11-18 10:26:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acos [2018-11-18 10:26:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 10:26:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:26:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:26:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-18 10:26:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-18 10:26:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:26:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:26:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:26:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 10:26:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:26:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:26:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 10:26:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:26:50,202 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:52,139 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:55,305 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:27:04,556 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:27:04,573 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:27:04,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:27:04 BoogieIcfgContainer [2018-11-18 10:27:04,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:27:04,574 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:27:04,574 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:27:04,575 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:27:04,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:26:49" (1/3) ... [2018-11-18 10:27:04,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149b716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:27:04, skipping insertion in model container [2018-11-18 10:27:04,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:49" (2/3) ... [2018-11-18 10:27:04,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149b716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:27:04, skipping insertion in model container [2018-11-18 10:27:04,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:27:04" (3/3) ... [2018-11-18 10:27:04,578 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0460_true-unreach-call.c [2018-11-18 10:27:04,583 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:27:04,589 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:27:04,600 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:27:04,617 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:27:04,618 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:27:04,618 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:27:04,618 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:27:04,618 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:27:04,618 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:27:04,618 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:27:04,618 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:27:04,619 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:27:04,628 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states. [2018-11-18 10:27:04,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 10:27:04,633 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:04,634 INFO L375 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] [2018-11-18 10:27:04,635 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:04,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:04,638 INFO L82 PathProgramCache]: Analyzing trace with hash -1124979291, now seen corresponding path program 1 times [2018-11-18 10:27:04,641 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 10:27:04,641 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-18 10:27:04,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:04,796 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:27:04,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:27:04,808 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:27:04,823 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:04,823 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 10:27:04,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 10:27:04,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 10:27:04,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 10:27:04,838 INFO L87 Difference]: Start difference. First operand 88 states. Second operand 2 states. [2018-11-18 10:27:04,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:04,856 INFO L93 Difference]: Finished difference Result 167 states and 252 transitions. [2018-11-18 10:27:04,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 10:27:04,857 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-11-18 10:27:04,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:04,866 INFO L225 Difference]: With dead ends: 167 [2018-11-18 10:27:04,867 INFO L226 Difference]: Without dead ends: 83 [2018-11-18 10:27:04,870 INFO L604 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 [2018-11-18 10:27:04,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-11-18 10:27:04,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-11-18 10:27:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-11-18 10:27:04,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 109 transitions. [2018-11-18 10:27:04,903 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 109 transitions. Word has length 23 [2018-11-18 10:27:04,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:04,904 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 109 transitions. [2018-11-18 10:27:04,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 10:27:04,904 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 109 transitions. [2018-11-18 10:27:04,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 10:27:04,905 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:04,906 INFO L375 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] [2018-11-18 10:27:04,906 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:04,906 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:04,906 INFO L82 PathProgramCache]: Analyzing trace with hash -1198550415, now seen corresponding path program 1 times [2018-11-18 10:27:04,906 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 10:27:04,906 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-18 10:27:04,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:05,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:27:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:27:05,194 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:27:05,203 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:05,203 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 10:27:05,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 10:27:05,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 10:27:05,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 10:27:05,205 INFO L87 Difference]: Start difference. First operand 83 states and 109 transitions. Second operand 7 states. [2018-11-18 10:27:15,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:15,980 INFO L93 Difference]: Finished difference Result 95 states and 120 transitions. [2018-11-18 10:27:15,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:27:15,982 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-18 10:27:15,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:15,984 INFO L225 Difference]: With dead ends: 95 [2018-11-18 10:27:15,984 INFO L226 Difference]: Without dead ends: 80 [2018-11-18 10:27:15,984 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-18 10:27:15,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2018-11-18 10:27:15,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 78. [2018-11-18 10:27:15,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-11-18 10:27:15,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 101 transitions. [2018-11-18 10:27:15,990 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 101 transitions. Word has length 24 [2018-11-18 10:27:15,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:15,991 INFO L480 AbstractCegarLoop]: Abstraction has 78 states and 101 transitions. [2018-11-18 10:27:15,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 10:27:15,991 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 101 transitions. [2018-11-18 10:27:15,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 10:27:15,992 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:15,992 INFO L375 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] [2018-11-18 10:27:15,992 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:15,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:15,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1395063920, now seen corresponding path program 1 times [2018-11-18 10:27:15,992 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 10:27:15,993 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-18 10:27:15,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:20,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:27:20,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:27:20,235 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:27:20,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:27:20,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 10:27:20,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 10:27:20,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 10:27:20,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-11-18 10:27:20,284 INFO L87 Difference]: Start difference. First operand 78 states and 101 transitions. Second operand 8 states. [2018-11-18 10:27:30,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:27:30,918 INFO L93 Difference]: Finished difference Result 90 states and 112 transitions. [2018-11-18 10:27:30,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 10:27:30,920 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2018-11-18 10:27:30,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:27:30,921 INFO L225 Difference]: With dead ends: 90 [2018-11-18 10:27:30,922 INFO L226 Difference]: Without dead ends: 79 [2018-11-18 10:27:30,922 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-11-18 10:27:30,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-11-18 10:27:30,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2018-11-18 10:27:30,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-11-18 10:27:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 99 transitions. [2018-11-18 10:27:30,930 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 99 transitions. Word has length 24 [2018-11-18 10:27:30,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:27:30,930 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 99 transitions. [2018-11-18 10:27:30,931 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 10:27:30,931 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 99 transitions. [2018-11-18 10:27:30,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 10:27:30,932 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:27:30,932 INFO L375 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] [2018-11-18 10:27:30,932 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:27:30,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:27:30,932 INFO L82 PathProgramCache]: Analyzing trace with hash -91861230, now seen corresponding path program 1 times [2018-11-18 10:27:30,932 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 10:27:30,933 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/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 [2018-11-18 10:27:30,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:27:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:27:31,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:27:37,675 WARN L180 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 7 [2018-11-18 10:27:46,637 WARN L180 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 7 [2018-11-18 10:27:59,907 WARN L180 SmtUtils]: Spent 2.67 s on a formula simplification that was a NOOP. DAG size: 7 [2018-11-18 10:28:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:28:17,879 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:28:17,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:28:17,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 10:28:17,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 10:28:17,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 10:28:17,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=27, Unknown=4, NotChecked=0, Total=42 [2018-11-18 10:28:17,898 INFO L87 Difference]: Start difference. First operand 77 states and 99 transitions. Second operand 7 states. [2018-11-18 10:28:50,443 WARN L180 SmtUtils]: Spent 6.16 s on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 10:28:52,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:28:52,770 INFO L93 Difference]: Finished difference Result 84 states and 106 transitions. [2018-11-18 10:28:52,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:28:52,771 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2018-11-18 10:28:52,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:28:52,772 INFO L225 Difference]: With dead ends: 84 [2018-11-18 10:28:52,772 INFO L226 Difference]: Without dead ends: 77 [2018-11-18 10:28:52,772 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 57.3s TimeCoverageRelationStatistics Valid=15, Invalid=36, Unknown=5, NotChecked=0, Total=56 [2018-11-18 10:28:52,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-11-18 10:28:52,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2018-11-18 10:28:52,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-11-18 10:28:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 98 transitions. [2018-11-18 10:28:52,779 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 98 transitions. Word has length 25 [2018-11-18 10:28:52,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:28:52,780 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 98 transitions. [2018-11-18 10:28:52,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 10:28:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 98 transitions. [2018-11-18 10:28:52,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 10:28:52,781 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:28:52,781 INFO L375 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] [2018-11-18 10:28:52,781 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:28:52,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:28:52,782 INFO L82 PathProgramCache]: Analyzing trace with hash -384836221, now seen corresponding path program 1 times [2018-11-18 10:28:52,782 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 10:28:52,782 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/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 [2018-11-18 10:28:52,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:28:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:28:52,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:28:53,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:28:53,092 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:28:53,104 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:28:53,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 10:28:53,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 10:28:53,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 10:28:53,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-18 10:28:53,105 INFO L87 Difference]: Start difference. First operand 77 states and 98 transitions. Second operand 8 states. [2018-11-18 10:28:56,714 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2018-11-18 10:28:57,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:28:57,401 INFO L93 Difference]: Finished difference Result 87 states and 107 transitions. [2018-11-18 10:28:57,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 10:28:57,423 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 26 [2018-11-18 10:28:57,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:28:57,423 INFO L225 Difference]: With dead ends: 87 [2018-11-18 10:28:57,423 INFO L226 Difference]: Without dead ends: 73 [2018-11-18 10:28:57,424 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 10:28:57,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-11-18 10:28:57,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2018-11-18 10:28:57,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2018-11-18 10:28:57,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 92 transitions. [2018-11-18 10:28:57,428 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 92 transitions. Word has length 26 [2018-11-18 10:28:57,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:28:57,428 INFO L480 AbstractCegarLoop]: Abstraction has 73 states and 92 transitions. [2018-11-18 10:28:57,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 10:28:57,429 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2018-11-18 10:28:57,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 10:28:57,429 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:28:57,429 INFO L375 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] [2018-11-18 10:28:57,430 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:28:57,430 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:28:57,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1943262521, now seen corresponding path program 1 times [2018-11-18 10:28:57,430 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 10:28:57,430 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/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 [2018-11-18 10:28:57,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:01,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:29:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:29:01,999 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:29:02,050 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:29:02,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 10:29:02,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 10:29:02,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 10:29:02,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-11-18 10:29:02,051 INFO L87 Difference]: Start difference. First operand 73 states and 92 transitions. Second operand 8 states. [2018-11-18 10:29:02,484 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2018-11-18 10:29:05,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:29:05,675 INFO L93 Difference]: Finished difference Result 73 states and 92 transitions. [2018-11-18 10:29:05,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 10:29:05,677 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 32 [2018-11-18 10:29:05,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:29:05,677 INFO L225 Difference]: With dead ends: 73 [2018-11-18 10:29:05,678 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 10:29:05,678 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-11-18 10:29:05,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 10:29:05,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 10:29:05,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 10:29:05,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:29:05,679 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2018-11-18 10:29:05,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:29:05,679 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:29:05,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 10:29:05,679 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:29:05,679 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:29:05,682 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 10:29:12,414 WARN L180 SmtUtils]: Spent 6.67 s on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 10:29:12,806 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-11-18 10:29:12,808 INFO L428 ceAbstractionStarter]: At program point __ieee754_sqrtENTRY(lines 17 125) the Hoare annotation is: true [2018-11-18 10:29:12,808 INFO L425 ceAbstractionStarter]: For program point __ieee754_sqrtFINAL(lines 17 125) no Hoare annotation was computed. [2018-11-18 10:29:12,808 INFO L425 ceAbstractionStarter]: For program point L85(lines 85 86) no Hoare annotation was computed. [2018-11-18 10:29:12,808 INFO L425 ceAbstractionStarter]: For program point L118-1(lines 118 123) no Hoare annotation was computed. [2018-11-18 10:29:12,808 INFO L425 ceAbstractionStarter]: For program point L85-2(lines 85 86) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L428 ceAbstractionStarter]: At program point L118-3(lines 118 123) the Hoare annotation is: true [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L118-4(lines 118 123) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 73) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L69-2(lines 69 73) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L37(lines 37 38) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L88(lines 88 89) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L88-2(lines 88 89) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L80-1(lines 80 96) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L428 ceAbstractionStarter]: At program point L80-3(lines 80 96) the Hoare annotation is: true [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L80-4(lines 17 125) no Hoare annotation was computed. [2018-11-18 10:29:12,809 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 110) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 59) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L23-1(lines 23 28) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L56-2(lines 56 59) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L428 ceAbstractionStarter]: At program point L23-3(lines 23 28) the Hoare annotation is: true [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L23-4(lines 17 125) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 48 49) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L48-3(lines 48 49) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L428 ceAbstractionStarter]: At program point L48-4(lines 48 49) the Hoare annotation is: true [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L48-5(lines 48 49) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 107) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L106-2(lines 106 107) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point L98(lines 98 112) no Hoare annotation was computed. [2018-11-18 10:29:12,810 INFO L425 ceAbstractionStarter]: For program point __ieee754_sqrtEXIT(lines 17 125) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L115-2(lines 115 116) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 92) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 92) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 53) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L42-2(lines 42 53) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L100(lines 100 111) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L34(lines 34 39) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L67-1(lines 67 77) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L34-2(lines 34 39) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L428 ceAbstractionStarter]: At program point L67-3(lines 67 77) the Hoare annotation is: true [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L67-4(lines 67 77) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L43-1(lines 43 47) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L428 ceAbstractionStarter]: At program point L43-3(lines 43 47) the Hoare annotation is: true [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L43-4(lines 43 47) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 38) no Hoare annotation was computed. [2018-11-18 10:29:12,811 INFO L428 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 213) the Hoare annotation is: true [2018-11-18 10:29:12,811 INFO L425 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 213) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L425 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 213) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:29:12,812 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L421 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (and (exists ((v_prenex_9 (_ BitVec 64))) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_9)) __ieee754_acos_~ix~0) (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) v_prenex_9) ((_ extract 62 52) v_prenex_9) ((_ extract 51 0) v_prenex_9))))) (exists ((v_prenex_9 (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) v_prenex_9) ((_ extract 62 52) v_prenex_9) ((_ extract 51 0) v_prenex_9))) (not (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_9)) (_ bv1072693248 32))))) (exists ((v_prenex_9 (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) v_prenex_9) ((_ extract 62 52) v_prenex_9) ((_ extract 51 0) v_prenex_9))) (= ((_ extract 63 32) v_prenex_9) __ieee754_acos_~hx~0))) (= |__ieee754_acos_#in~x| __ieee754_acos_~x)) [2018-11-18 10:29:12,812 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 162) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L425 ceAbstractionStarter]: For program point L192-1(line 192) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L425 ceAbstractionStarter]: For program point L151(lines 151 165) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L425 ceAbstractionStarter]: For program point __ieee754_acosEXIT(lines 142 211) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L428 ceAbstractionStarter]: At program point __ieee754_acosENTRY(lines 142 211) the Hoare annotation is: true [2018-11-18 10:29:12,812 INFO L425 ceAbstractionStarter]: For program point __ieee754_acosFINAL(lines 142 211) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L425 ceAbstractionStarter]: For program point L194-1(lines 194 199) no Hoare annotation was computed. [2018-11-18 10:29:12,812 INFO L421 ceAbstractionStarter]: At program point L194-3(lines 194 199) the Hoare annotation is: (and (exists ((v_prenex_9 (_ BitVec 64))) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_9)) __ieee754_acos_~ix~0) (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) v_prenex_9) ((_ extract 62 52) v_prenex_9) ((_ extract 51 0) v_prenex_9))))) (exists ((v_prenex_9 (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) v_prenex_9) ((_ extract 62 52) v_prenex_9) ((_ extract 51 0) v_prenex_9))) (not (bvsge (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_9)) (_ bv1072693248 32))))) (exists ((v_prenex_9 (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) v_prenex_9) ((_ extract 62 52) v_prenex_9) ((_ extract 51 0) v_prenex_9))) (= ((_ extract 63 32) v_prenex_9) __ieee754_acos_~hx~0))) (= |__ieee754_acos_#in~x| __ieee754_acos_~x)) [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point L194-4(lines 194 199) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L421 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (exists ((v_prenex_13 (_ BitVec 64))) (let ((.cse0 (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_13)))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) v_prenex_13) ((_ extract 62 52) v_prenex_13) ((_ extract 51 0) v_prenex_13))) (not (bvslt .cse0 (_ bv1071644672 32))) (not (bvsge .cse0 (_ bv1072693248 32)))))) [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 153 157) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L421 ceAbstractionStarter]: At program point L153-3(lines 153 157) the Hoare annotation is: (and (exists ((v_prenex_11 (_ BitVec 64))) (and (= (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_11)) __ieee754_acos_~ix~0) (= __ieee754_acos_~x (fp ((_ extract 63 63) v_prenex_11) ((_ extract 62 52) v_prenex_11) ((_ extract 51 0) v_prenex_11))))) (= |__ieee754_acos_#in~x| __ieee754_acos_~x) (exists ((v_prenex_10 (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) v_prenex_10) ((_ extract 62 52) v_prenex_10) ((_ extract 51 0) v_prenex_10))) (= ((_ extract 63 32) v_prenex_10) __ieee754_acos_~hx~0)))) [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point L153-4(lines 151 165) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 210) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point L145-1(lines 145 149) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L421 ceAbstractionStarter]: At program point L145-3(lines 145 149) the Hoare annotation is: (= |__ieee754_acos_#in~x| __ieee754_acos_~x) [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point L145-4(lines 145 149) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point L166(lines 166 210) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point L167(lines 167 168) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:29:12,813 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 10:29:12,814 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:29:12,814 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:29:12,814 INFO L421 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (or (fp.gt main_~x~0 .cse0) (fp.lt main_~x~0 (fp.neg .cse0)))) [2018-11-18 10:29:12,814 INFO L425 ceAbstractionStarter]: For program point L225-1(line 225) no Hoare annotation was computed. [2018-11-18 10:29:12,814 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 232) no Hoare annotation was computed. [2018-11-18 10:29:12,814 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 215 235) the Hoare annotation is: true [2018-11-18 10:29:12,814 INFO L425 ceAbstractionStarter]: For program point L223-2(lines 223 232) no Hoare annotation was computed. [2018-11-18 10:29:12,814 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 215 235) no Hoare annotation was computed. [2018-11-18 10:29:12,814 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 215 235) no Hoare annotation was computed. [2018-11-18 10:29:12,814 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 229) no Hoare annotation was computed. [2018-11-18 10:29:12,814 INFO L425 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2018-11-18 10:29:12,814 INFO L421 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (and (exists ((__ieee754_acos_~x (_ FloatingPoint 11 53))) (= (let ((.cse0 (fp.sub roundNearestTiesToEven __ieee754_acos_~x __ieee754_acos_~x))) (fp.div roundNearestTiesToEven .cse0 .cse0)) main_~res~0)) (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (or (fp.gt main_~x~0 .cse1) (fp.lt main_~x~0 (fp.neg .cse1))))) [2018-11-18 10:29:12,815 INFO L425 ceAbstractionStarter]: For program point L228-1(lines 228 231) no Hoare annotation was computed. [2018-11-18 10:29:12,822 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,823 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,823 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,823 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,823 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,824 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,824 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,824 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,824 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,825 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,825 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,825 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,825 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,825 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,826 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,826 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,830 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,831 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,831 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,831 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,831 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:29:12 BoogieIcfgContainer [2018-11-18 10:29:12,833 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:29:12,833 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:29:12,833 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:29:12,833 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:29:12,834 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:27:04" (3/4) ... [2018-11-18 10:29:12,836 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:29:12,840 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2018-11-18 10:29:12,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-11-18 10:29:12,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 10:29:12,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_acos [2018-11-18 10:29:12,841 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 10:29:12,845 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2018-11-18 10:29:12,845 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-18 10:29:12,845 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 10:29:12,846 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 10:29:12,862 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-18 10:29:12,862 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_prenex_11 : bv64 :: ~bvand32(2147483647bv32, v_prenex_11[63:32]) == ix && x == ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0])) && \old(x) == x) && (\exists v_prenex_10 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_10[63:63], v_prenex_10[62:52], v_prenex_10[51:0]) && v_prenex_10[63:32] == hx) [2018-11-18 10:29:12,863 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_prenex_9 : bv64 :: ~bvand32(2147483647bv32, v_prenex_9[63:32]) == ix && \old(x) == ~fp~LONGDOUBLE(v_prenex_9[63:63], v_prenex_9[62:52], v_prenex_9[51:0])) && (\exists v_prenex_9 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_9[63:63], v_prenex_9[62:52], v_prenex_9[51:0]) && !~bvsge32(~bvand32(2147483647bv32, v_prenex_9[63:32]), 1072693248bv32))) && (\exists v_prenex_9 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_9[63:63], v_prenex_9[62:52], v_prenex_9[51:0]) && v_prenex_9[63:32] == hx)) && \old(x) == x [2018-11-18 10:29:12,904 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_20be7b78-f8da-4c9c-bba3-6bd19fceaa70/bin-2019/utaipan/witness.graphml [2018-11-18 10:29:12,904 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:29:12,905 INFO L168 Benchmark]: Toolchain (without parser) took 143237.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -166.4 MB). Peak memory consumption was 283.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:29:12,906 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:29:12,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.20 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:29:12,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.78 ms. Allocated memory is still 1.0 GB. Free memory is still 927.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:29:12,906 INFO L168 Benchmark]: Boogie Preprocessor took 86.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:29:12,907 INFO L168 Benchmark]: RCFGBuilder took 14526.16 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: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:29:12,907 INFO L168 Benchmark]: TraceAbstraction took 128259.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 805.1 MB in the end (delta: 261.5 MB). Peak memory consumption was 261.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:29:12,907 INFO L168 Benchmark]: Witness Printer took 71.34 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.1 MB). Free memory was 805.1 MB in the beginning and 1.1 GB in the end (delta: -310.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:29:12,909 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 267.20 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.78 ms. Allocated memory is still 1.0 GB. Free memory is still 927.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 86.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -190.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 14526.16 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: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 128259.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 805.1 MB in the end (delta: 261.5 MB). Peak memory consumption was 261.5 MB. Max. memory is 11.5 GB. * Witness Printer took 71.34 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -3.1 MB). Free memory was 805.1 MB in the beginning and 1.1 GB in the end (delta: -310.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 229]: 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: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant [2018-11-18 10:29:12,913 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,913 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,913 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,913 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,913 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,914 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,914 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,914 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,914 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,914 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,914 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,914 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2018-11-18 10:29:12,915 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,915 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,915 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-11-18 10:29:12,915 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] Derived loop invariant: ((\exists v_prenex_11 : bv64 :: ~bvand32(2147483647bv32, v_prenex_11[63:32]) == ix && x == ~fp~LONGDOUBLE(v_prenex_11[63:63], v_prenex_11[62:52], v_prenex_11[51:0])) && \old(x) == x) && (\exists v_prenex_10 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_10[63:63], v_prenex_10[62:52], v_prenex_10[51:0]) && v_prenex_10[63:32] == hx) - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant [2018-11-18 10:29:12,915 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,916 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,916 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,916 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,916 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,916 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,916 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,916 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,916 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,917 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,917 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,917 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,917 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,917 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,917 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,918 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,918 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,918 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,918 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,918 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,918 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,918 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,918 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-11-18 10:29:12,919 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] Derived loop invariant: (((\exists v_prenex_9 : bv64 :: ~bvand32(2147483647bv32, v_prenex_9[63:32]) == ix && \old(x) == ~fp~LONGDOUBLE(v_prenex_9[63:63], v_prenex_9[62:52], v_prenex_9[51:0])) && (\exists v_prenex_9 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_9[63:63], v_prenex_9[62:52], v_prenex_9[51:0]) && !~bvsge32(~bvand32(2147483647bv32, v_prenex_9[63:32]), 1072693248bv32))) && (\exists v_prenex_9 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_9[63:63], v_prenex_9[62:52], v_prenex_9[51:0]) && v_prenex_9[63:32] == hx)) && \old(x) == x - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 88 locations, 1 error locations. SAFE Result, 128.2s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 64.2s AutomataDifference, 0.0s DeadEndRemovalTime, 7.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 562 SDtfs, 143 SDslu, 2297 SDs, 0 SdLazy, 187 SolverSat, 5 SolverUnsat, 9 SolverUnknown, 0 SolverNotchecked, 43.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 163 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 58.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=88occurred 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, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 46 PreInvPairs, 64 NumberOfFragments, 223 HoareAnnotationTreeSize, 46 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 64 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 8.8s SatisfiabilityAnalysisTime, 47.6s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 148 ConstructedInterpolants, 36 QuantifiedInterpolants, 24237 SizeOfPredicates, 20 NumberOfNonLiveVariables, 690 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...