./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270c_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270c_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:35:51,784 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:35:51,785 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:35:51,794 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:35:51,794 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:35:51,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:35:51,796 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:35:51,797 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:35:51,798 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:35:51,798 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:35:51,799 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:35:51,799 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:35:51,800 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:35:51,800 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:35:51,801 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:35:51,802 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:35:51,802 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:35:51,803 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:35:51,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:35:51,806 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:35:51,806 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:35:51,807 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:35:51,809 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:35:51,809 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:35:51,809 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:35:51,810 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:35:51,810 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:35:51,811 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:35:51,811 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:35:51,812 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:35:51,812 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:35:51,813 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:35:51,813 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:35:51,813 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:35:51,814 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:35:51,815 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:35:51,815 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:35:51,824 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:35:51,824 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:35:51,825 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:35:51,825 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:35:51,825 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:35:51,826 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:35:51,826 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:35:51,826 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:35:51,826 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:35:51,826 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:35:51,826 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:35:51,827 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:35:51,827 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:35:51,827 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:35:51,827 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:35:51,827 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:35:51,827 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:35:51,827 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:35:51,828 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:35:51,828 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:35:51,828 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:35:51,828 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:35:51,828 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:35:51,828 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:35:51,828 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:35:51,828 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:35:51,829 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:35:51,829 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:35:51,829 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:35:51,829 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:35:51,829 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:35:51,829 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:35:51,829 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:35:51,829 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:35:51,830 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_ffdc2284-859b-478c-8106-afb5b092feed/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 -> fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 [2018-11-10 13:35:51,852 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:35:51,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:35:51,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:35:51,865 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:35:51,865 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:35:51,866 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270c_true-unreach-call.c [2018-11-10 13:35:51,906 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data/bf47b1b5a/bc72b2d1d5fd4fbfbf26a58fbab2b475/FLAGe933ca0e4 [2018-11-10 13:35:52,231 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:35:52,232 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/sv-benchmarks/c/float-newlib/float_req_bl_1270c_true-unreach-call.c [2018-11-10 13:35:52,236 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data/bf47b1b5a/bc72b2d1d5fd4fbfbf26a58fbab2b475/FLAGe933ca0e4 [2018-11-10 13:35:52,245 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data/bf47b1b5a/bc72b2d1d5fd4fbfbf26a58fbab2b475 [2018-11-10 13:35:52,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:35:52,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:35:52,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:52,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:35:52,252 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:35:52,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe532c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52, skipping insertion in model container [2018-11-10 13:35:52,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:35:52,281 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:35:52,400 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:52,402 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:35:52,431 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:52,450 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:35:52,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52 WrapperNode [2018-11-10 13:35:52,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:52,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:52,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:35:52,451 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:35:52,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:52,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:35:52,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:35:52,529 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:35:52,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... [2018-11-10 13:35:52,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:35:52,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:35:52,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:35:52,568 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:35:52,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 [2018-11-10 13:35:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:35:52,606 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:35:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:35:52,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:35:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-11-10 13:35:52,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-11-10 13:35:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:35:52,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:35:52,607 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-11-10 13:35:52,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-11-10 13:35:52,607 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-10 13:35:52,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-10 13:35:53,151 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:35:53,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:35:53 BoogieIcfgContainer [2018-11-10 13:35:53,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:35:53,152 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:35:53,152 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:35:53,155 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:35:53,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:35:52" (1/3) ... [2018-11-10 13:35:53,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b6e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:35:53, skipping insertion in model container [2018-11-10 13:35:53,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:52" (2/3) ... [2018-11-10 13:35:53,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b6e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:35:53, skipping insertion in model container [2018-11-10 13:35:53,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:35:53" (3/3) ... [2018-11-10 13:35:53,158 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270c_true-unreach-call.c [2018-11-10 13:35:53,165 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:35:53,172 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:35:53,186 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:35:53,212 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:35:53,213 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:35:53,213 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:35:53,213 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:35:53,213 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:35:53,213 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:35:53,213 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:35:53,213 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:35:53,225 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2018-11-10 13:35:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 13:35:53,230 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:53,230 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] [2018-11-10 13:35:53,232 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:53,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:53,237 INFO L82 PathProgramCache]: Analyzing trace with hash -68355118, now seen corresponding path program 1 times [2018-11-10 13:35:53,239 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:35:53,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:53,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:53,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:53,278 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:35:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:35:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:35:53,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:35:53,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 13:35:53,351 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:35:53,355 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 13:35:53,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 13:35:53,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:35:53,369 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 2 states. [2018-11-10 13:35:53,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:35:53,390 INFO L93 Difference]: Finished difference Result 200 states and 317 transitions. [2018-11-10 13:35:53,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 13:35:53,391 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-11-10 13:35:53,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:35:53,400 INFO L225 Difference]: With dead ends: 200 [2018-11-10 13:35:53,400 INFO L226 Difference]: Without dead ends: 100 [2018-11-10 13:35:53,403 INFO L605 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 [2018-11-10 13:35:53,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-11-10 13:35:53,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-11-10 13:35:53,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-11-10 13:35:53,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 122 transitions. [2018-11-10 13:35:53,433 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 122 transitions. Word has length 28 [2018-11-10 13:35:53,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:35:53,434 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 122 transitions. [2018-11-10 13:35:53,434 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 13:35:53,434 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 122 transitions. [2018-11-10 13:35:53,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 13:35:53,435 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:53,435 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, 1] [2018-11-10 13:35:53,436 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:53,436 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:53,436 INFO L82 PathProgramCache]: Analyzing trace with hash 267428994, now seen corresponding path program 1 times [2018-11-10 13:35:53,436 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:35:53,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:53,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:53,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:53,437 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:35:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:35:53,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:35:53,590 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 13:35:53,603 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,604 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,604 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,604 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,605 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,605 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,605 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,605 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,605 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,606 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,606 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,606 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,606 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,607 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,607 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,607 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,607 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,608 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,608 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,608 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,608 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,608 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,609 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,609 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,609 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,609 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,610 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,610 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,610 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,610 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,610 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,611 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,611 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,611 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,611 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,611 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,612 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,612 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,612 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,612 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,613 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,613 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,613 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,613 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,613 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,614 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,614 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,614 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,614 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,615 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,615 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,615 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,615 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,616 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,616 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,616 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,616 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,617 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,617 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,617 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,617 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,617 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,618 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,618 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,618 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,618 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,618 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 13:35:53,618 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:35:53,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:35:53 BoogieIcfgContainer [2018-11-10 13:35:53,639 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:35:53,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:35:53,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:35:53,640 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:35:53,640 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:35:53" (3/4) ... [2018-11-10 13:35:53,643 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 13:35:53,644 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:35:53,644 INFO L168 Benchmark]: Toolchain (without parser) took 1395.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -55.0 MB). Peak memory consumption was 80.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:53,646 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:53,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 942.1 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:53,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 942.1 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:53,647 INFO L168 Benchmark]: Boogie Preprocessor took 39.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:53,648 INFO L168 Benchmark]: RCFGBuilder took 583.12 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: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:53,648 INFO L168 Benchmark]: TraceAbstraction took 487.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:53,648 INFO L168 Benchmark]: Witness Printer took 3.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:53,651 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 942.1 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 942.1 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 583.12 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: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 487.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 235]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 118, overapproximation of bitwiseAnd at line 218. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [\old(one_sqrt)=6442450951, \old(tiny_sqrt)=6442450958, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L229] float x = __VERIFIER_nondet_float(); [L230] float y = 1.0f / 0.0f; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=6442450949] [L232] CALL, EXPR __ieee754_hypotf(x, y) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L82] float a = x, b = y, t1, t2, y1, y2, w; [L83] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L86] CALL ieee_float_shape_type gf_u; [L86] RET ieee_float_shape_type gf_u; [L87] CALL gf_u.value = (x) [L87] RET gf_u.value = (x) [L88] CALL, EXPR gf_u.word [L88] RET, EXPR gf_u.word [L88] (ha) = gf_u.word [L88] RET (ha) = gf_u.word [L89] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L90] ha &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L92] CALL ieee_float_shape_type gf_u; [L92] RET ieee_float_shape_type gf_u; [L93] CALL gf_u.value = (y) [L93] RET gf_u.value = (y) [L94] CALL, EXPR gf_u.word [L94] RET, EXPR gf_u.word [L94] (hb) = gf_u.word [L94] RET (hb) = gf_u.word [L95] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L96] hb &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L97] COND TRUE hb > ha [L98] a = y [L99] b = x [L100] j = ha [L101] ha = hb [L102] hb = j VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L108] CALL ieee_float_shape_type sf_u; [L108] RET ieee_float_shape_type sf_u; [L109] CALL sf_u.word = (ha) [L109] RET sf_u.word = (ha) [L110] CALL, EXPR sf_u.value [L110] RET, EXPR sf_u.value [L110] (a) = sf_u.value [L110] RET (a) = sf_u.value [L111] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L113] CALL ieee_float_shape_type sf_u; [L113] RET ieee_float_shape_type sf_u; [L114] CALL sf_u.word = (hb) [L114] RET sf_u.word = (hb) [L115] CALL, EXPR sf_u.value [L115] RET, EXPR sf_u.value [L115] (b) = sf_u.value [L115] RET (b) = sf_u.value [L116] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L117] COND TRUE (ha - hb) > 0xf000000L [L118] RET return a + b; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L232] EXPR __ieee754_hypotf(x, y) VAL [__ieee754_hypotf(x, y)=6442450946, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=6442450949, y=6442450950] [L232] float res = __ieee754_hypotf(x, y); [L234] CALL, EXPR isinf_float(res) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L212] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L214] CALL ieee_float_shape_type gf_u; [L214] RET ieee_float_shape_type gf_u; [L215] CALL gf_u.value = (x) [L215] RET gf_u.value = (x) [L216] CALL, EXPR gf_u.word [L216] RET, EXPR gf_u.word [L216] (ix) = gf_u.word [L216] RET (ix) = gf_u.word [L217] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L218] ix &= 0x7fffffff [L219] RET return ((ix) == 0x7f800000L); VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L234] EXPR isinf_float(res) VAL [isinf_float(res)=0, one_sqrt=1, res=6442450946, tiny_sqrt=1/1000000000000000000000000000000, x=6442450949, y=6442450950] [L234] COND TRUE !isinf_float(res) [L235] __VERIFIER_error() VAL [one_sqrt=1, res=6442450946, tiny_sqrt=1/1000000000000000000000000000000, x=6442450949, y=6442450950] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 104 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 126 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=104occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 729 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 0.1.23-1dbac8b [2018-11-10 13:35:55,067 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:35:55,068 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:35:55,077 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:35:55,077 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:35:55,078 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:35:55,079 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:35:55,080 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:35:55,081 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:35:55,082 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:35:55,082 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:35:55,082 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:35:55,083 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:35:55,084 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:35:55,085 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:35:55,085 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:35:55,086 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:35:55,087 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:35:55,088 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:35:55,089 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:35:55,090 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:35:55,091 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:35:55,093 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:35:55,093 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:35:55,093 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:35:55,094 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:35:55,094 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:35:55,095 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:35:55,095 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:35:55,096 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:35:55,096 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:35:55,097 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:35:55,097 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:35:55,097 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:35:55,098 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:35:55,098 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:35:55,099 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 13:35:55,109 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:35:55,109 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:35:55,110 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:35:55,110 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:35:55,110 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:35:55,110 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:35:55,110 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:35:55,110 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:35:55,111 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:35:55,111 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:35:55,111 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:35:55,111 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:35:55,112 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:35:55,112 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:35:55,112 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:35:55,112 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:35:55,112 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:35:55,112 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:35:55,112 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:35:55,112 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:35:55,113 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:35:55,113 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:35:55,113 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:35:55,113 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:35:55,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:35:55,113 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:35:55,114 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:35:55,114 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:35:55,114 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:35:55,114 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:35:55,114 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:35:55,114 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:35:55,114 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_ffdc2284-859b-478c-8106-afb5b092feed/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 -> fce8eaffc8fbce8eaab4a2e551ea29a4fcef0871 [2018-11-10 13:35:55,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:35:55,156 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:35:55,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:35:55,160 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:35:55,160 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:35:55,161 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270c_true-unreach-call.c [2018-11-10 13:35:55,201 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data/753ba515b/695f2e73fbff4821b777aff39912e015/FLAG0c684c8fe [2018-11-10 13:35:55,522 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:35:55,523 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/sv-benchmarks/c/float-newlib/float_req_bl_1270c_true-unreach-call.c [2018-11-10 13:35:55,527 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data/753ba515b/695f2e73fbff4821b777aff39912e015/FLAG0c684c8fe [2018-11-10 13:35:55,538 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/data/753ba515b/695f2e73fbff4821b777aff39912e015 [2018-11-10 13:35:55,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:35:55,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:35:55,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:55,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:35:55,543 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:35:55,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cda1074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55, skipping insertion in model container [2018-11-10 13:35:55,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:35:55,570 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:35:55,718 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:55,722 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:35:55,765 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:55,785 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:35:55,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55 WrapperNode [2018-11-10 13:35:55,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:55,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:55,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:35:55,786 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:35:55,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:55,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:35:55,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:35:55,839 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:35:55,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... [2018-11-10 13:35:55,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:35:55,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:35:55,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:35:55,948 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:35:55,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 [2018-11-10 13:35:55,983 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:35:55,983 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:35:55,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:35:55,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:35:55,983 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-11-10 13:35:55,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-11-10 13:35:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:35:55,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:35:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-11-10 13:35:55,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-11-10 13:35:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-10 13:35:55,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-10 13:35:56,190 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:56,379 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:56,504 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:56,782 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:57,243 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:35:57,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:35:57 BoogieIcfgContainer [2018-11-10 13:35:57,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:35:57,244 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:35:57,244 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:35:57,246 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:35:57,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:35:55" (1/3) ... [2018-11-10 13:35:57,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8699fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:35:57, skipping insertion in model container [2018-11-10 13:35:57,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:55" (2/3) ... [2018-11-10 13:35:57,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d8699fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:35:57, skipping insertion in model container [2018-11-10 13:35:57,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:35:57" (3/3) ... [2018-11-10 13:35:57,249 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270c_true-unreach-call.c [2018-11-10 13:35:57,257 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:35:57,263 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:35:57,275 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:35:57,295 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 13:35:57,296 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:35:57,296 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:35:57,296 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:35:57,296 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:35:57,296 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:35:57,296 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:35:57,296 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:35:57,296 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:35:57,306 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-10 13:35:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 13:35:57,311 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:57,312 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] [2018-11-10 13:35:57,314 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:57,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:57,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1205654954, now seen corresponding path program 1 times [2018-11-10 13:35:57,320 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:35:57,320 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 [2018-11-10 13:35:57,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:35:57,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:35:57,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:35:57,408 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:35:57,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:35:57,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 13:35:57,420 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 13:35:57,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 13:35:57,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:35:57,430 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-11-10 13:35:57,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:35:57,455 INFO L93 Difference]: Finished difference Result 198 states and 315 transitions. [2018-11-10 13:35:57,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 13:35:57,456 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-11-10 13:35:57,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:35:57,464 INFO L225 Difference]: With dead ends: 198 [2018-11-10 13:35:57,464 INFO L226 Difference]: Without dead ends: 99 [2018-11-10 13:35:57,467 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:35:57,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-11-10 13:35:57,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-11-10 13:35:57,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-11-10 13:35:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 121 transitions. [2018-11-10 13:35:57,500 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 121 transitions. Word has length 27 [2018-11-10 13:35:57,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:35:57,500 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 121 transitions. [2018-11-10 13:35:57,500 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 13:35:57,500 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 121 transitions. [2018-11-10 13:35:57,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 13:35:57,502 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:57,502 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] [2018-11-10 13:35:57,502 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:57,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:57,503 INFO L82 PathProgramCache]: Analyzing trace with hash 221052918, now seen corresponding path program 1 times [2018-11-10 13:35:57,504 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:35:57,504 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 [2018-11-10 13:35:57,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:35:57,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:35:58,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:35:58,020 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:35:58,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:35:58,033 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 13:35:58,034 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 13:35:58,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 13:35:58,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:35:58,035 INFO L87 Difference]: Start difference. First operand 99 states and 121 transitions. Second operand 9 states. [2018-11-10 13:35:58,762 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2018-11-10 13:36:18,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:18,975 INFO L93 Difference]: Finished difference Result 200 states and 244 transitions. [2018-11-10 13:36:19,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 13:36:19,013 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2018-11-10 13:36:19,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:19,016 INFO L225 Difference]: With dead ends: 200 [2018-11-10 13:36:19,016 INFO L226 Difference]: Without dead ends: 153 [2018-11-10 13:36:19,017 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2018-11-10 13:36:19,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-11-10 13:36:19,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 113. [2018-11-10 13:36:19,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-11-10 13:36:19,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 137 transitions. [2018-11-10 13:36:19,031 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 137 transitions. Word has length 32 [2018-11-10 13:36:19,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:19,031 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 137 transitions. [2018-11-10 13:36:19,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 13:36:19,032 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 137 transitions. [2018-11-10 13:36:19,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 13:36:19,033 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:36:19,033 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] [2018-11-10 13:36:19,034 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:36:19,034 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:36:19,034 INFO L82 PathProgramCache]: Analyzing trace with hash -2079769672, now seen corresponding path program 1 times [2018-11-10 13:36:19,035 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:36:19,035 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 [2018-11-10 13:36:19,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:36:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:36:19,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:36:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:36:21,672 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:36:21,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:36:21,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2018-11-10 13:36:21,682 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-10 13:36:21,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-10 13:36:21,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2018-11-10 13:36:21,683 INFO L87 Difference]: Start difference. First operand 113 states and 137 transitions. Second operand 17 states. [2018-11-10 13:36:27,666 WARN L179 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2018-11-10 13:37:10,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:37:10,543 INFO L93 Difference]: Finished difference Result 178 states and 217 transitions. [2018-11-10 13:37:10,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 13:37:10,555 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 32 [2018-11-10 13:37:10,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:37:10,557 INFO L225 Difference]: With dead ends: 178 [2018-11-10 13:37:10,557 INFO L226 Difference]: Without dead ends: 171 [2018-11-10 13:37:10,558 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=99, Invalid=657, Unknown=0, NotChecked=0, Total=756 [2018-11-10 13:37:10,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2018-11-10 13:37:10,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 113. [2018-11-10 13:37:10,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-11-10 13:37:10,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 136 transitions. [2018-11-10 13:37:10,571 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 136 transitions. Word has length 32 [2018-11-10 13:37:10,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:37:10,572 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 136 transitions. [2018-11-10 13:37:10,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-10 13:37:10,572 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 136 transitions. [2018-11-10 13:37:10,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 13:37:10,573 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:37:10,573 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, 1, 1, 1] [2018-11-10 13:37:10,573 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:37:10,574 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:37:10,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1344051253, now seen corresponding path program 1 times [2018-11-10 13:37:10,575 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:37:10,575 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 [2018-11-10 13:37:10,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:37:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:37:10,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:37:10,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:37:10,791 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:37:10,799 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:37:10,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 13:37:10,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 13:37:10,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 13:37:10,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:37:10,800 INFO L87 Difference]: Start difference. First operand 113 states and 136 transitions. Second operand 8 states. [2018-11-10 13:37:42,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:37:42,976 INFO L93 Difference]: Finished difference Result 212 states and 252 transitions. [2018-11-10 13:37:43,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 13:37:43,018 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2018-11-10 13:37:43,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:37:43,019 INFO L225 Difference]: With dead ends: 212 [2018-11-10 13:37:43,019 INFO L226 Difference]: Without dead ends: 128 [2018-11-10 13:37:43,020 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-11-10 13:37:43,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-11-10 13:37:43,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 108. [2018-11-10 13:37:43,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-11-10 13:37:43,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 129 transitions. [2018-11-10 13:37:43,031 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 129 transitions. Word has length 35 [2018-11-10 13:37:43,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:37:43,031 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 129 transitions. [2018-11-10 13:37:43,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 13:37:43,031 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 129 transitions. [2018-11-10 13:37:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 13:37:43,032 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:37:43,032 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, 1, 1, 1, 1, 1] [2018-11-10 13:37:43,033 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:37:43,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:37:43,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1488049179, now seen corresponding path program 1 times [2018-11-10 13:37:43,033 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:37:43,033 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 [2018-11-10 13:37:43,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:37:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:37:43,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:37:43,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:37:43,529 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:37:43,537 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:37:43,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-11-10 13:37:43,538 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-10 13:37:43,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-10 13:37:43,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2018-11-10 13:37:43,538 INFO L87 Difference]: Start difference. First operand 108 states and 129 transitions. Second operand 15 states. [2018-11-10 13:38:01,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:38:01,136 INFO L93 Difference]: Finished difference Result 137 states and 163 transitions. [2018-11-10 13:38:01,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-10 13:38:01,137 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 37 [2018-11-10 13:38:01,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:38:01,137 INFO L225 Difference]: With dead ends: 137 [2018-11-10 13:38:01,138 INFO L226 Difference]: Without dead ends: 129 [2018-11-10 13:38:01,138 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=88, Invalid=562, Unknown=0, NotChecked=0, Total=650 [2018-11-10 13:38:01,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-11-10 13:38:01,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 111. [2018-11-10 13:38:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-11-10 13:38:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 134 transitions. [2018-11-10 13:38:01,151 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 134 transitions. Word has length 37 [2018-11-10 13:38:01,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:38:01,151 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 134 transitions. [2018-11-10 13:38:01,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-10 13:38:01,152 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 134 transitions. [2018-11-10 13:38:01,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 13:38:01,152 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:38:01,152 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, 1, 1, 1, 1, 1] [2018-11-10 13:38:01,153 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:38:01,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:38:01,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1795800867, now seen corresponding path program 1 times [2018-11-10 13:38:01,155 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:38:01,155 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/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 [2018-11-10 13:38:01,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:38:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:38:01,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:38:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:38:01,341 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:38:01,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:38:01,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:38:01,355 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:38:01,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:38:01,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:38:01,356 INFO L87 Difference]: Start difference. First operand 111 states and 134 transitions. Second operand 7 states. [2018-11-10 13:38:11,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:38:11,504 INFO L93 Difference]: Finished difference Result 139 states and 163 transitions. [2018-11-10 13:38:11,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:38:11,548 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2018-11-10 13:38:11,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:38:11,549 INFO L225 Difference]: With dead ends: 139 [2018-11-10 13:38:11,549 INFO L226 Difference]: Without dead ends: 123 [2018-11-10 13:38:11,549 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-10 13:38:11,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2018-11-10 13:38:11,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 109. [2018-11-10 13:38:11,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-11-10 13:38:11,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 130 transitions. [2018-11-10 13:38:11,558 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 130 transitions. Word has length 37 [2018-11-10 13:38:11,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:38:11,558 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 130 transitions. [2018-11-10 13:38:11,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:38:11,559 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 130 transitions. [2018-11-10 13:38:11,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 13:38:11,559 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:38:11,559 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, 1, 1, 1, 1, 1] [2018-11-10 13:38:11,559 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:38:11,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:38:11,560 INFO L82 PathProgramCache]: Analyzing trace with hash 317389155, now seen corresponding path program 1 times [2018-11-10 13:38:11,560 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:38:11,560 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-10 13:38:11,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:38:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:38:11,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:38:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:38:11,823 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:38:11,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:38:11,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 13:38:11,832 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 13:38:11,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 13:38:11,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:38:11,833 INFO L87 Difference]: Start difference. First operand 109 states and 130 transitions. Second operand 9 states. [2018-11-10 13:38:27,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:38:27,047 INFO L93 Difference]: Finished difference Result 139 states and 161 transitions. [2018-11-10 13:38:27,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 13:38:27,091 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 37 [2018-11-10 13:38:27,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:38:27,092 INFO L225 Difference]: With dead ends: 139 [2018-11-10 13:38:27,092 INFO L226 Difference]: Without dead ends: 125 [2018-11-10 13:38:27,092 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:38:27,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-11-10 13:38:27,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 109. [2018-11-10 13:38:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-11-10 13:38:27,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 129 transitions. [2018-11-10 13:38:27,101 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 129 transitions. Word has length 37 [2018-11-10 13:38:27,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:38:27,101 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 129 transitions. [2018-11-10 13:38:27,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 13:38:27,101 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 129 transitions. [2018-11-10 13:38:27,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 13:38:27,102 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:38:27,102 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, 1, 1, 1, 1, 1] [2018-11-10 13:38:27,102 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:38:27,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:38:27,103 INFO L82 PathProgramCache]: Analyzing trace with hash -693728095, now seen corresponding path program 1 times [2018-11-10 13:38:27,103 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:38:27,103 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-11-10 13:38:27,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:38:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:38:27,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:38:27,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:38:27,625 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:38:27,633 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:38:27,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-11-10 13:38:27,633 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-10 13:38:27,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-10 13:38:27,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2018-11-10 13:38:27,633 INFO L87 Difference]: Start difference. First operand 109 states and 129 transitions. Second operand 16 states. [2018-11-10 13:38:52,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:38:52,555 INFO L93 Difference]: Finished difference Result 135 states and 157 transitions. [2018-11-10 13:38:52,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 13:38:52,556 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 37 [2018-11-10 13:38:52,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:38:52,556 INFO L225 Difference]: With dead ends: 135 [2018-11-10 13:38:52,556 INFO L226 Difference]: Without dead ends: 126 [2018-11-10 13:38:52,557 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=94, Invalid=662, Unknown=0, NotChecked=0, Total=756 [2018-11-10 13:38:52,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-10 13:38:52,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 109. [2018-11-10 13:38:52,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-11-10 13:38:52,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 128 transitions. [2018-11-10 13:38:52,566 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 128 transitions. Word has length 37 [2018-11-10 13:38:52,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:38:52,566 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 128 transitions. [2018-11-10 13:38:52,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-10 13:38:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 128 transitions. [2018-11-10 13:38:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 13:38:52,567 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:38:52,567 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, 1, 1, 1, 1, 1] [2018-11-10 13:38:52,567 INFO L424 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:38:52,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:38:52,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1973591773, now seen corresponding path program 1 times [2018-11-10 13:38:52,568 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:38:52,568 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-11-10 13:38:52,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:38:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:38:52,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:38:52,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:38:52,756 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:38:52,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:38:52,765 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 13:38:52,765 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 13:38:52,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 13:38:52,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:38:52,765 INFO L87 Difference]: Start difference. First operand 109 states and 128 transitions. Second operand 8 states. [2018-11-10 13:39:06,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:39:06,666 INFO L93 Difference]: Finished difference Result 171 states and 198 transitions. [2018-11-10 13:39:06,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 13:39:06,710 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-11-10 13:39:06,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:39:06,711 INFO L225 Difference]: With dead ends: 171 [2018-11-10 13:39:06,711 INFO L226 Difference]: Without dead ends: 113 [2018-11-10 13:39:06,711 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:39:06,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-11-10 13:39:06,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 99. [2018-11-10 13:39:06,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-11-10 13:39:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 116 transitions. [2018-11-10 13:39:06,720 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 116 transitions. Word has length 37 [2018-11-10 13:39:06,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:39:06,720 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 116 transitions. [2018-11-10 13:39:06,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 13:39:06,720 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2018-11-10 13:39:06,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 13:39:06,721 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:39:06,721 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:39:06,721 INFO L424 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:39:06,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:39:06,722 INFO L82 PathProgramCache]: Analyzing trace with hash -2081898221, now seen corresponding path program 1 times [2018-11-10 13:39:06,722 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:39:06,722 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2018-11-10 13:39:06,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:39:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:39:06,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:39:07,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:39:07,044 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:39:07,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:39:07,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 13:39:07,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 13:39:07,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 13:39:07,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:39:07,053 INFO L87 Difference]: Start difference. First operand 99 states and 116 transitions. Second operand 9 states. [2018-11-10 13:39:29,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:39:29,105 INFO L93 Difference]: Finished difference Result 130 states and 149 transitions. [2018-11-10 13:39:29,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 13:39:29,136 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-11-10 13:39:29,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:39:29,137 INFO L225 Difference]: With dead ends: 130 [2018-11-10 13:39:29,137 INFO L226 Difference]: Without dead ends: 108 [2018-11-10 13:39:29,137 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2018-11-10 13:39:29,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-11-10 13:39:29,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 92. [2018-11-10 13:39:29,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-11-10 13:39:29,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 106 transitions. [2018-11-10 13:39:29,147 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 106 transitions. Word has length 40 [2018-11-10 13:39:29,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:39:29,147 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 106 transitions. [2018-11-10 13:39:29,147 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 13:39:29,147 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 106 transitions. [2018-11-10 13:39:29,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 13:39:29,148 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:39:29,148 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:39:29,148 INFO L424 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:39:29,148 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:39:29,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1737672354, now seen corresponding path program 1 times [2018-11-10 13:39:29,148 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:39:29,149 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2018-11-10 13:39:29,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:39:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:39:29,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:39:29,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:39:29,925 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:39:29,938 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:39:29,938 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 13:39:29,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 13:39:29,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 13:39:29,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:39:29,939 INFO L87 Difference]: Start difference. First operand 92 states and 106 transitions. Second operand 9 states. [2018-11-10 13:39:40,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:39:40,425 INFO L93 Difference]: Finished difference Result 119 states and 134 transitions. [2018-11-10 13:39:40,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 13:39:40,472 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2018-11-10 13:39:40,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:39:40,472 INFO L225 Difference]: With dead ends: 119 [2018-11-10 13:39:40,472 INFO L226 Difference]: Without dead ends: 91 [2018-11-10 13:39:40,473 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-11-10 13:39:40,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-11-10 13:39:40,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2018-11-10 13:39:40,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-11-10 13:39:40,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 104 transitions. [2018-11-10 13:39:40,486 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 104 transitions. Word has length 52 [2018-11-10 13:39:40,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:39:40,486 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 104 transitions. [2018-11-10 13:39:40,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 13:39:40,486 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2018-11-10 13:39:40,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 13:39:40,487 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:39:40,487 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, 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] [2018-11-10 13:39:40,487 INFO L424 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:39:40,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:39:40,487 INFO L82 PathProgramCache]: Analyzing trace with hash -318283816, now seen corresponding path program 1 times [2018-11-10 13:39:40,487 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 13:39:40,488 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2018-11-10 13:39:40,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:39:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:39:40,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:39:41,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:39:41,326 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 13:39:41,339 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:39:41,339 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 13:39:41,339 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 13:39:41,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 13:39:41,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:39:41,340 INFO L87 Difference]: Start difference. First operand 91 states and 104 transitions. Second operand 9 states. [2018-11-10 13:39:50,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:39:50,307 INFO L93 Difference]: Finished difference Result 91 states and 104 transitions. [2018-11-10 13:39:50,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 13:39:50,347 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2018-11-10 13:39:50,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:39:50,347 INFO L225 Difference]: With dead ends: 91 [2018-11-10 13:39:50,347 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 13:39:50,348 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:39:50,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 13:39:50,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 13:39:50,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 13:39:50,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 13:39:50,348 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2018-11-10 13:39:50,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:39:50,348 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 13:39:50,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 13:39:50,348 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 13:39:50,348 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:39:50,351 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 13:39:50,641 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 19 [2018-11-10 13:39:50,828 WARN L179 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2018-11-10 13:39:51,203 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2018-11-10 13:39:51,328 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2018-11-10 13:39:51,443 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 19 [2018-11-10 13:39:51,444 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:39:51,445 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:39:51,445 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:39:51,445 INFO L425 ceAbstractionStarter]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2018-11-10 13:39:51,445 INFO L421 ceAbstractionStarter]: At program point L213-3(lines 213 217) the Hoare annotation is: (= |isinf_float_#in~x| isinf_float_~x) [2018-11-10 13:39:51,445 INFO L425 ceAbstractionStarter]: For program point L213-4(lines 213 217) no Hoare annotation was computed. [2018-11-10 13:39:51,445 INFO L428 ceAbstractionStarter]: At program point isinf_floatENTRY(lines 211 220) the Hoare annotation is: true [2018-11-10 13:39:51,445 INFO L425 ceAbstractionStarter]: For program point isinf_floatEXIT(lines 211 220) no Hoare annotation was computed. [2018-11-10 13:39:51,445 INFO L425 ceAbstractionStarter]: For program point isinf_floatFINAL(lines 211 220) no Hoare annotation was computed. [2018-11-10 13:39:51,445 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:39:51,445 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-10 13:39:51,445 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:39:51,445 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:39:51,445 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 222 239) the Hoare annotation is: true [2018-11-10 13:39:51,445 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 222 239) no Hoare annotation was computed. [2018-11-10 13:39:51,445 INFO L425 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-11-10 13:39:51,446 INFO L421 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (and (= (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)) main_~y~0) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (= (let ((.cse0 (bvand v___ieee754_hypotf_~hb~0_34 (_ bv2147483647 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) main_~res~0) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)))))) [2018-11-10 13:39:51,446 INFO L425 ceAbstractionStarter]: For program point L234-1(lines 234 237) no Hoare annotation was computed. [2018-11-10 13:39:51,446 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 222 239) no Hoare annotation was computed. [2018-11-10 13:39:51,446 INFO L421 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: (= (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)) main_~y~0) [2018-11-10 13:39:51,446 INFO L425 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2018-11-10 13:39:51,446 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 235) no Hoare annotation was computed. [2018-11-10 13:39:51,446 INFO L425 ceAbstractionStarter]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2018-11-10 13:39:51,446 INFO L421 ceAbstractionStarter]: At program point L85-3(lines 85 89) the Hoare annotation is: (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) [2018-11-10 13:39:51,446 INFO L425 ceAbstractionStarter]: For program point L85-4(lines 85 89) no Hoare annotation was computed. [2018-11-10 13:39:51,446 INFO L425 ceAbstractionStarter]: For program point L185-1(lines 185 189) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L421 ceAbstractionStarter]: At program point L185-3(lines 185 189) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_36 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~y| (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_36) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_36) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_36))) (not (= (bvadd (bvand v___ieee754_hypotf_~hb~0_36 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32)))))) [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point L185-4(lines 185 189) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point __ieee754_hypotfFINAL(lines 81 208) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point __ieee754_hypotfEXIT(lines 81 208) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 144) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point L121-1(lines 81 208) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point L122(lines 122 129) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 143) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point L139-2(lines 121 144) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point L107(lines 107 111) no Hoare annotation was computed. [2018-11-10 13:39:51,447 INFO L425 ceAbstractionStarter]: For program point L107-2(lines 81 208) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 125) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L124-2(lines 122 129) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L421 ceAbstractionStarter]: At program point L91-3(lines 91 95) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~ha~0_31 (_ BitVec 32))) (= (bvand v___ieee754_hypotf_~ha~0_31 (_ bv2147483647 32)) __ieee754_hypotf_~ha~0))) [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L91-4(lines 91 95) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L421 ceAbstractionStarter]: At program point L191-3(lines 191 195) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_36 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~y| (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_36) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_36) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_36))) (not (= (bvadd (bvand v___ieee754_hypotf_~hb~0_36 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32)))))) [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L191-4(lines 191 195) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 198) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L175-2(lines 81 208) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 126 127) no Hoare annotation was computed. [2018-11-10 13:39:51,448 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2018-11-10 13:39:51,449 INFO L421 ceAbstractionStarter]: At program point L176-3(lines 176 180) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_36 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~y| (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_36) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_36) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_36))) (not (= (bvadd (bvand v___ieee754_hypotf_~hb~0_36 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32)))))) [2018-11-10 13:39:51,449 INFO L425 ceAbstractionStarter]: For program point L176-4(lines 176 180) no Hoare annotation was computed. [2018-11-10 13:39:51,449 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2018-11-10 13:39:51,449 INFO L421 ceAbstractionStarter]: At program point L161-3(lines 161 165) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_36 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~y| (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_36) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_36) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_36))) (not (= (bvadd (bvand v___ieee754_hypotf_~hb~0_36 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32)))))) [2018-11-10 13:39:51,449 INFO L425 ceAbstractionStarter]: For program point L145(lines 145 172) no Hoare annotation was computed. [2018-11-10 13:39:51,449 INFO L425 ceAbstractionStarter]: For program point L112(lines 112 116) no Hoare annotation was computed. [2018-11-10 13:39:51,449 INFO L425 ceAbstractionStarter]: For program point L112-2(lines 81 208) no Hoare annotation was computed. [2018-11-10 13:39:51,449 INFO L425 ceAbstractionStarter]: For program point L112-3(lines 81 208) no Hoare annotation was computed. [2018-11-10 13:39:51,449 INFO L428 ceAbstractionStarter]: At program point __ieee754_hypotfENTRY(lines 81 208) the Hoare annotation is: true [2018-11-10 13:39:51,449 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 171) no Hoare annotation was computed. [2018-11-10 13:39:51,449 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 106) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L421 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_36 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~y| (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_36) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_36) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_36))) (not (= (bvadd (bvand v___ieee754_hypotf_~hb~0_36 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32)))))) [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 171) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L421 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_36 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~y| (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_36) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_36) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_36))) (not (= (bvadd (bvand v___ieee754_hypotf_~hb~0_36 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32)))))) [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L149-1(lines 149 153) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L421 ceAbstractionStarter]: At program point L149-3(lines 149 153) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_36 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~y| (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_36) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_36) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_36))) (not (= (bvadd (bvand v___ieee754_hypotf_~hb~0_36 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32)))))) [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L149-4(lines 149 153) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L166(lines 166 170) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L166-2(lines 157 171) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L200-1(lines 200 204) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L421 ceAbstractionStarter]: At program point L200-3(lines 200 204) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_36 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~y| (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_36) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_36) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_36))) (not (= (bvadd (bvand v___ieee754_hypotf_~hb~0_36 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32)))))) [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L200-4(lines 200 204) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L421 ceAbstractionStarter]: At program point L134-3(lines 134 138) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_36 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~y| (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_36) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_36) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_36))) (not (= (bvadd (bvand v___ieee754_hypotf_~hb~0_36 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32)))))) [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L35-2(lines 35 39) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 32) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-10 13:39:51,450 INFO L425 ceAbstractionStarter]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L428 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L19-4(lines 19 23) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L73-1(lines 73 77) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L428 ceAbstractionStarter]: At program point L73-3(lines 73 77) the Hoare annotation is: true [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L73-4(lines 73 77) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 36 37) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L36-3(lines 36 37) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 68) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L428 ceAbstractionStarter]: At program point L36-4(lines 36 37) the Hoare annotation is: true [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L36-5(lines 36 37) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L61(lines 61 70) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L428 ceAbstractionStarter]: At program point __ieee754_sqrtfENTRY(lines 14 79) the Hoare annotation is: true [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point __ieee754_sqrtfFINAL(lines 14 79) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L29(lines 29 30) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point __ieee754_sqrtfEXIT(lines 14 79) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L50-1(lines 50 59) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L428 ceAbstractionStarter]: At program point L50-3(lines 50 59) the Hoare annotation is: true [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L50-4(lines 14 79) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L26(lines 26 27) no Hoare annotation was computed. [2018-11-10 13:39:51,451 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 39) no Hoare annotation was computed. [2018-11-10 13:39:51,459 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,459 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,460 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,460 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,460 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,460 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,461 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,461 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,461 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,461 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,462 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,462 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,462 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,462 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,462 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,463 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,463 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,463 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,463 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,463 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,464 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,464 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,464 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,464 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,465 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,465 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,465 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,465 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,466 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,466 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,466 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,466 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,467 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_31,QUANTIFIED] [2018-11-10 13:39:51,467 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_31,QUANTIFIED] [2018-11-10 13:39:51,467 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,468 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,468 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,468 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,468 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,468 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,469 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,469 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,469 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,469 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,469 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,470 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,470 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,470 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,470 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,470 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,471 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,471 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,471 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,471 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,472 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,472 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,472 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,472 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:39:51 BoogieIcfgContainer [2018-11-10 13:39:51,474 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:39:51,474 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:39:51,474 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:39:51,474 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:39:51,475 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:35:57" (3/4) ... [2018-11-10 13:39:51,477 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:39:51,483 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:39:51,483 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_float [2018-11-10 13:39:51,483 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:39:51,484 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_hypotf [2018-11-10 13:39:51,484 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-11-10 13:39:51,492 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 239 nodes and edges [2018-11-10 13:39:51,493 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2018-11-10 13:39:51,494 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2018-11-10 13:39:51,512 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-10 13:39:51,513 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y [2018-11-10 13:39:51,514 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y && (\exists v___ieee754_hypotf_~ha~0_31 : bv32 :: ~bvand32(v___ieee754_hypotf_~ha~0_31, 2147483647bv32) == ha) [2018-11-10 13:39:51,515 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) [2018-11-10 13:39:51,515 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) [2018-11-10 13:39:51,516 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) [2018-11-10 13:39:51,516 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) [2018-11-10 13:39:51,516 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) [2018-11-10 13:39:51,516 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) [2018-11-10 13:39:51,517 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) [2018-11-10 13:39:51,561 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ffdc2284-859b-478c-8106-afb5b092feed/bin-2019/utaipan/witness.graphml [2018-11-10 13:39:51,561 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:39:51,562 INFO L168 Benchmark]: Toolchain (without parser) took 236021.53 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 256.9 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -106.4 MB). Peak memory consumption was 150.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:39:51,562 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. [2018-11-10 13:39:51,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.18 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:39:51,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.85 ms. Allocated memory is still 1.0 GB. Free memory was 934.7 MB in the beginning and 929.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:39:51,564 INFO L168 Benchmark]: Boogie Preprocessor took 108.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 929.4 MB in the beginning and 1.2 GB in the end (delta: -235.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:39:51,564 INFO L168 Benchmark]: RCFGBuilder took 1295.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:39:51,564 INFO L168 Benchmark]: TraceAbstraction took 234229.83 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 84.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 108.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:39:51,564 INFO L168 Benchmark]: Witness Printer took 87.18 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:39:51,566 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 244.18 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.85 ms. Allocated memory is still 1.0 GB. Free memory was 934.7 MB in the beginning and 929.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 929.4 MB in the beginning and 1.2 GB in the end (delta: -235.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1295.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 234229.83 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 84.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 108.9 MB. Max. memory is 11.5 GB. * Witness Printer took 87.18 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 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___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 235]: 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: 85]: Loop Invariant Derived loop invariant: \old(y) == y - InvariantResult [Line: 149]: Loop Invariant [2018-11-10 13:39:51,570 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,570 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,570 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,570 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,571 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,571 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,571 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,571 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant [2018-11-10 13:39:51,571 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,571 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,572 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,572 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,572 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,572 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,572 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,572 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant [2018-11-10 13:39:51,573 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,573 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,573 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,573 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,573 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,573 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,573 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,573 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) - InvariantResult [Line: 134]: Loop Invariant [2018-11-10 13:39:51,574 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,574 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,574 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,574 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,574 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,575 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,575 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,575 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) - InvariantResult [Line: 91]: Loop Invariant [2018-11-10 13:39:51,575 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_31,QUANTIFIED] [2018-11-10 13:39:51,575 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_31,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~ha~0_31 : bv32 :: ~bvand32(v___ieee754_hypotf_~ha~0_31, 2147483647bv32) == ha) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 176]: Loop Invariant [2018-11-10 13:39:51,576 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,576 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,576 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,576 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,576 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,577 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,577 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,577 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant [2018-11-10 13:39:51,577 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,577 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,577 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,577 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,578 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,578 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,578 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,578 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) - InvariantResult [Line: 161]: Loop Invariant [2018-11-10 13:39:51,578 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,578 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,578 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,579 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,579 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,579 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,579 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] [2018-11-10 13:39:51,579 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_36,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_36 : bv32 :: \old(y) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_36[31:31], v___ieee754_hypotf_~hb~0_36[30:23], v___ieee754_hypotf_~hb~0_36[22:0]) && !(~bvadd64(~bvand32(v___ieee754_hypotf_~hb~0_36, 2147483647bv32), 2155872256bv32) == 0bv32)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 103 locations, 1 error locations. SAFE Result, 234.1s OverallTime, 12 OverallIterations, 1 TraceHistogramMax, 225.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1355 SDtfs, 1848 SDslu, 8281 SDs, 0 SdLazy, 2476 SolverSat, 127 SolverUnsat, 77 SolverUnknown, 0 SolverNotchecked, 214.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 519 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 165 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 11.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=2, 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: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 213 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 117 PreInvPairs, 229 NumberOfFragments, 282 HoareAnnotationTreeSize, 117 FomulaSimplifications, 308395 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 1263 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 460 NumberOfCodeBlocks, 460 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 448 ConstructedInterpolants, 185 QuantifiedInterpolants, 178128 SizeOfPredicates, 140 NumberOfNonLiveVariables, 2463 ConjunctsInSsa, 185 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...