./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270b_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_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 1203da81dc5c48f4dda347acec83e1939b55600b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 1203da81dc5c48f4dda347acec83e1939b55600b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:36:16,785 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:36:16,787 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:36:16,798 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:36:16,799 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:36:16,800 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:36:16,801 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:36:16,802 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:36:16,806 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:36:16,806 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:36:16,807 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:36:16,807 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:36:16,808 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:36:16,808 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:36:16,809 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:36:16,810 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:36:16,810 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:36:16,814 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:36:16,817 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:36:16,824 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:36:16,827 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:36:16,829 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:36:16,831 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:36:16,833 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:36:16,833 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:36:16,834 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:36:16,834 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:36:16,835 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:36:16,836 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:36:16,836 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:36:16,836 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:36:16,837 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:36:16,837 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:36:16,837 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:36:16,838 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:36:16,838 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:36:16,838 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 23:36:16,856 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:36:16,857 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:36:16,857 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:36:16,858 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 23:36:16,858 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 23:36:16,858 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 23:36:16,858 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 23:36:16,859 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 23:36:16,859 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 23:36:16,859 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 23:36:16,860 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 23:36:16,860 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:36:16,862 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:36:16,862 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:36:16,862 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:36:16,862 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:36:16,862 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:36:16,862 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:36:16,862 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:36:16,863 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:36:16,863 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:36:16,863 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:36:16,863 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:36:16,863 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:36:16,863 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:36:16,863 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:36:16,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:36:16,864 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:36:16,864 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:36:16,864 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:36:16,864 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 23:36:16,864 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:36:16,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:36:16,865 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 23:36:16,865 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_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 -> 1203da81dc5c48f4dda347acec83e1939b55600b [2018-10-26 23:36:16,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:36:16,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:36:16,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:36:16,922 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:36:16,922 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:36:16,923 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c [2018-10-26 23:36:16,967 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data/93ad3af28/8b2a0f7553c04461bb673be2007a994c/FLAG555385fa6 [2018-10-26 23:36:17,357 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:36:17,357 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c [2018-10-26 23:36:17,364 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data/93ad3af28/8b2a0f7553c04461bb673be2007a994c/FLAG555385fa6 [2018-10-26 23:36:17,375 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data/93ad3af28/8b2a0f7553c04461bb673be2007a994c [2018-10-26 23:36:17,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:36:17,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:36:17,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:36:17,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:36:17,384 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:36:17,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed79805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17, skipping insertion in model container [2018-10-26 23:36:17,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:36:17,418 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:36:17,571 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:36:17,574 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:36:17,620 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:36:17,637 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:36:17,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17 WrapperNode [2018-10-26 23:36:17,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:36:17,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:36:17,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:36:17,638 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:36:17,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:36:17,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:36:17,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:36:17,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:36:17,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... [2018-10-26 23:36:17,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:36:17,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:36:17,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:36:17,855 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:36:17,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 [2018-10-26 23:36:17,925 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 23:36:17,926 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 23:36:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 23:36:17,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 23:36:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-10-26 23:36:17,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-10-26 23:36:17,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:36:17,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:36:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-10-26 23:36:17,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-10-26 23:36:17,927 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-10-26 23:36:17,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-10-26 23:36:19,139 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:36:19,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:36:19 BoogieIcfgContainer [2018-10-26 23:36:19,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:36:19,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 23:36:19,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 23:36:19,143 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 23:36:19,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 11:36:17" (1/3) ... [2018-10-26 23:36:19,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e38577b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:36:19, skipping insertion in model container [2018-10-26 23:36:19,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:17" (2/3) ... [2018-10-26 23:36:19,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e38577b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:36:19, skipping insertion in model container [2018-10-26 23:36:19,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:36:19" (3/3) ... [2018-10-26 23:36:19,146 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b_true-unreach-call.c [2018-10-26 23:36:19,154 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 23:36:19,161 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 23:36:19,174 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 23:36:19,205 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 23:36:19,205 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 23:36:19,206 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 23:36:19,206 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 23:36:19,206 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 23:36:19,207 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 23:36:19,207 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 23:36:19,207 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 23:36:19,228 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2018-10-26 23:36:19,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-26 23:36:19,234 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:36:19,235 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] [2018-10-26 23:36:19,237 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:36:19,242 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:36:19,243 INFO L82 PathProgramCache]: Analyzing trace with hash -68355118, now seen corresponding path program 1 times [2018-10-26 23:36:19,245 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 23:36:19,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:36:19,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:36:19,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:36:19,282 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 23:36:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:36:19,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:36:19,360 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:36:19,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 23:36:19,361 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 23:36:19,365 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 23:36:19,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 23:36:19,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 23:36:19,379 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 2 states. [2018-10-26 23:36:19,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:36:19,404 INFO L93 Difference]: Finished difference Result 200 states and 317 transitions. [2018-10-26 23:36:19,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 23:36:19,405 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-10-26 23:36:19,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:36:19,413 INFO L225 Difference]: With dead ends: 200 [2018-10-26 23:36:19,413 INFO L226 Difference]: Without dead ends: 100 [2018-10-26 23:36:19,416 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 [2018-10-26 23:36:19,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-10-26 23:36:19,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-10-26 23:36:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-10-26 23:36:19,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 122 transitions. [2018-10-26 23:36:19,452 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 122 transitions. Word has length 28 [2018-10-26 23:36:19,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:36:19,452 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 122 transitions. [2018-10-26 23:36:19,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 23:36:19,453 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 122 transitions. [2018-10-26 23:36:19,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-26 23:36:19,454 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:36:19,454 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] [2018-10-26 23:36:19,454 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:36:19,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:36:19,455 INFO L82 PathProgramCache]: Analyzing trace with hash 267428994, now seen corresponding path program 1 times [2018-10-26 23:36:19,455 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 23:36:19,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:36:19,456 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:36:19,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:36:19,456 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 23:36:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:36:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:36:19,666 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-26 23:36:19,688 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,688 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,689 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,689 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,689 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,689 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,690 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,690 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,690 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,690 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,690 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,691 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,691 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,691 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,691 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,692 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,692 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,692 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,692 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,693 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,693 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,693 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,693 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,694 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,694 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,694 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,695 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,695 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,695 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,695 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,696 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,696 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,696 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,697 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,697 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,697 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,698 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,698 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,698 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,698 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,699 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,699 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,699 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,699 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,700 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,700 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,700 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,701 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,701 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,701 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,701 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,702 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,702 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,702 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,703 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,703 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,703 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,703 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,704 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,704 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,704 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,704 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,705 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,705 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,705 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,705 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,705 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 23:36:19,706 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 23:36:19,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 11:36:19 BoogieIcfgContainer [2018-10-26 23:36:19,725 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 23:36:19,725 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:36:19,725 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:36:19,725 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:36:19,726 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:36:19" (3/4) ... [2018-10-26 23:36:19,734 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:36:19,734 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:36:19,735 INFO L168 Benchmark]: Toolchain (without parser) took 2355.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -81.1 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:36:19,740 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:36:19,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 257.71 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 938.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:36:19,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.04 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 935.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:36:19,741 INFO L168 Benchmark]: Boogie Preprocessor took 156.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 933.0 MB in the beginning and 1.1 GB in the end (delta: -205.9 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:36:19,742 INFO L168 Benchmark]: RCFGBuilder took 1284.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.3 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:36:19,742 INFO L168 Benchmark]: TraceAbstraction took 584.63 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: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2018-10-26 23:36:19,744 INFO L168 Benchmark]: Witness Printer took 9.00 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. [2018-10-26 23:36:19,748 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 257.71 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 938.3 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 60.04 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 935.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 156.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 933.0 MB in the beginning and 1.1 GB in the end (delta: -205.9 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1284.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.3 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 584.63 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: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. * Witness Printer took 9.00 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.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.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.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 * 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)=6442450950, \old(tiny_sqrt)=6442450957, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L229] float x = -1.0f / 0.0f; [L230] float y = __VERIFIER_nondet_float(); [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=6442450947, y=6442450958] [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=6442450947, y=6442450958] [L234] COND TRUE !isinf_float(res) [L235] __VERIFIER_error() VAL [one_sqrt=1, res=6442450946, tiny_sqrt=1/1000000000000000000000000000000, x=6442450947, y=6442450958] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 104 locations, 1 error locations. UNSAFE Result, 0.5s 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 [2018-10-26 23:36:21,640 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:36:21,642 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:36:21,652 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:36:21,652 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:36:21,653 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:36:21,654 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:36:21,655 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:36:21,657 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:36:21,657 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:36:21,658 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:36:21,658 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:36:21,659 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:36:21,659 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:36:21,660 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:36:21,661 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:36:21,662 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:36:21,663 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:36:21,664 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:36:21,665 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:36:21,666 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:36:21,667 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:36:21,669 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:36:21,669 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:36:21,669 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:36:21,670 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:36:21,671 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:36:21,671 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:36:21,672 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:36:21,673 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:36:21,673 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:36:21,674 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:36:21,674 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:36:21,674 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:36:21,675 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:36:21,675 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:36:21,676 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-26 23:36:21,687 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:36:21,688 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:36:21,688 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:36:21,688 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 23:36:21,689 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 23:36:21,689 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 23:36:21,689 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 23:36:21,689 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 23:36:21,690 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:36:21,690 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:36:21,690 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:36:21,690 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:36:21,690 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:36:21,690 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:36:21,690 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:36:21,690 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:36:21,691 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:36:21,693 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:36:21,694 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:36:21,694 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:36:21,694 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:36:21,694 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:36:21,694 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:36:21,694 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:36:21,694 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:36:21,695 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:36:21,695 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:36:21,695 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:36:21,695 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:36:21,695 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:36:21,695 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:36:21,695 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:36:21,696 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_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 -> 1203da81dc5c48f4dda347acec83e1939b55600b [2018-10-26 23:36:21,737 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:36:21,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:36:21,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:36:21,752 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:36:21,752 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:36:21,752 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c [2018-10-26 23:36:21,801 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data/99db9f7ea/d83b982e82f8474daa03e07d5206eefb/FLAG6cbe637f7 [2018-10-26 23:36:22,183 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:36:22,183 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c [2018-10-26 23:36:22,190 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data/99db9f7ea/d83b982e82f8474daa03e07d5206eefb/FLAG6cbe637f7 [2018-10-26 23:36:22,201 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/data/99db9f7ea/d83b982e82f8474daa03e07d5206eefb [2018-10-26 23:36:22,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:36:22,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:36:22,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:36:22,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:36:22,209 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:36:22,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14bd92e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22, skipping insertion in model container [2018-10-26 23:36:22,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:36:22,242 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:36:22,414 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:36:22,418 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:36:22,464 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:36:22,484 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:36:22,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22 WrapperNode [2018-10-26 23:36:22,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:36:22,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:36:22,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:36:22,486 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:36:22,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:36:22,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:36:22,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:36:22,540 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:36:22,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... [2018-10-26 23:36:22,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:36:22,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:36:22,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:36:22,591 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:36:22,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 [2018-10-26 23:36:22,744 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 23:36:22,745 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 23:36:22,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 23:36:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 23:36:22,746 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-10-26 23:36:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-10-26 23:36:22,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:36:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:36:22,746 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-10-26 23:36:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-10-26 23:36:22,746 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-10-26 23:36:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-10-26 23:36:23,017 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:36:23,290 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:36:23,513 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:36:24,147 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:36:24,802 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:36:24,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:36:24 BoogieIcfgContainer [2018-10-26 23:36:24,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:36:24,803 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 23:36:24,803 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 23:36:24,806 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 23:36:24,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 11:36:22" (1/3) ... [2018-10-26 23:36:24,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6825c7f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:36:24, skipping insertion in model container [2018-10-26 23:36:24,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:36:22" (2/3) ... [2018-10-26 23:36:24,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6825c7f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:36:24, skipping insertion in model container [2018-10-26 23:36:24,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:36:24" (3/3) ... [2018-10-26 23:36:24,810 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b_true-unreach-call.c [2018-10-26 23:36:24,816 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 23:36:24,822 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 23:36:24,832 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 23:36:24,858 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 23:36:24,858 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 23:36:24,859 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 23:36:24,859 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 23:36:24,862 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 23:36:24,862 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 23:36:24,862 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 23:36:24,863 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 23:36:24,863 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 23:36:24,878 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-10-26 23:36:24,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-26 23:36:24,891 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:36:24,893 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] [2018-10-26 23:36:24,895 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:36:24,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:36:24,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1205654954, now seen corresponding path program 1 times [2018-10-26 23:36:24,907 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 23:36:24,909 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 [2018-10-26 23:36:24,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:36:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:36:25,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:36:25,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:36:25,020 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:36:25,033 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:36:25,033 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 23:36:25,035 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 23:36:25,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 23:36:25,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 23:36:25,048 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-10-26 23:36:25,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:36:25,080 INFO L93 Difference]: Finished difference Result 198 states and 315 transitions. [2018-10-26 23:36:25,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 23:36:25,081 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-10-26 23:36:25,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:36:25,090 INFO L225 Difference]: With dead ends: 198 [2018-10-26 23:36:25,090 INFO L226 Difference]: Without dead ends: 99 [2018-10-26 23:36:25,094 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 [2018-10-26 23:36:25,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-10-26 23:36:25,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-10-26 23:36:25,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-10-26 23:36:25,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 121 transitions. [2018-10-26 23:36:25,139 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 121 transitions. Word has length 27 [2018-10-26 23:36:25,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:36:25,139 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 121 transitions. [2018-10-26 23:36:25,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 23:36:25,140 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 121 transitions. [2018-10-26 23:36:25,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-26 23:36:25,141 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:36:25,141 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] [2018-10-26 23:36:25,141 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:36:25,142 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:36:25,142 INFO L82 PathProgramCache]: Analyzing trace with hash 221052918, now seen corresponding path program 1 times [2018-10-26 23:36:25,143 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 23:36:25,144 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 [2018-10-26 23:36:25,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:36:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:36:25,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:36:25,760 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-10-26 23:36:26,084 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-26 23:36:28,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:36:28,500 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:36:28,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:36:28,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-10-26 23:36:28,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-10-26 23:36:28,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-10-26 23:36:28,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2018-10-26 23:36:28,526 INFO L87 Difference]: Start difference. First operand 99 states and 121 transitions. Second operand 16 states. [2018-10-26 23:36:33,830 WARN L179 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-10-26 23:37:03,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:37:03,836 INFO L93 Difference]: Finished difference Result 156 states and 193 transitions. [2018-10-26 23:37:03,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-26 23:37:03,876 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 32 [2018-10-26 23:37:03,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:37:03,879 INFO L225 Difference]: With dead ends: 156 [2018-10-26 23:37:03,879 INFO L226 Difference]: Without dead ends: 149 [2018-10-26 23:37:03,880 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=101, Invalid=601, Unknown=0, NotChecked=0, Total=702 [2018-10-26 23:37:03,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-10-26 23:37:03,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 104. [2018-10-26 23:37:03,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-10-26 23:37:03,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 126 transitions. [2018-10-26 23:37:03,898 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 126 transitions. Word has length 32 [2018-10-26 23:37:03,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:37:03,899 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 126 transitions. [2018-10-26 23:37:03,899 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-10-26 23:37:03,899 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 126 transitions. [2018-10-26 23:37:03,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-26 23:37:03,900 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:37:03,900 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] [2018-10-26 23:37:03,900 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:37:03,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:37:03,900 INFO L82 PathProgramCache]: Analyzing trace with hash -2079769672, now seen corresponding path program 1 times [2018-10-26 23:37:03,901 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 23:37:03,901 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-10-26 23:37:03,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-10-26 23:37:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:37:04,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:37:04,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:37:04,326 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:37:04,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:37:04,343 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-26 23:37:04,344 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-26 23:37:04,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-26 23:37:04,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-10-26 23:37:04,344 INFO L87 Difference]: Start difference. First operand 104 states and 126 transitions. Second operand 9 states. [2018-10-26 23:37:37,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:37:37,625 INFO L93 Difference]: Finished difference Result 225 states and 273 transitions. [2018-10-26 23:37:37,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-26 23:37:37,672 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2018-10-26 23:37:37,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:37:37,674 INFO L225 Difference]: With dead ends: 225 [2018-10-26 23:37:37,674 INFO L226 Difference]: Without dead ends: 162 [2018-10-26 23:37:37,675 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2018-10-26 23:37:37,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-10-26 23:37:37,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 120. [2018-10-26 23:37:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-10-26 23:37:37,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 145 transitions. [2018-10-26 23:37:37,700 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 145 transitions. Word has length 32 [2018-10-26 23:37:37,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:37:37,701 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 145 transitions. [2018-10-26 23:37:37,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-26 23:37:37,701 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 145 transitions. [2018-10-26 23:37:37,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-26 23:37:37,702 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:37:37,702 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] [2018-10-26 23:37:37,702 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:37:37,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:37:37,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1488049179, now seen corresponding path program 1 times [2018-10-26 23:37:37,704 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 23:37:37,704 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 [2018-10-26 23:37:37,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:37:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:37:37,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:37:38,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:37:38,212 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:37:38,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:37:38,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-10-26 23:37:38,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-26 23:37:38,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-26 23:37:38,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2018-10-26 23:37:38,222 INFO L87 Difference]: Start difference. First operand 120 states and 145 transitions. Second operand 12 states. [2018-10-26 23:37:45,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:37:45,316 INFO L93 Difference]: Finished difference Result 169 states and 203 transitions. [2018-10-26 23:37:45,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-26 23:37:45,317 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2018-10-26 23:37:45,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:37:45,318 INFO L225 Difference]: With dead ends: 169 [2018-10-26 23:37:45,318 INFO L226 Difference]: Without dead ends: 161 [2018-10-26 23:37:45,319 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2018-10-26 23:37:45,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-10-26 23:37:45,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 123. [2018-10-26 23:37:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-10-26 23:37:45,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 150 transitions. [2018-10-26 23:37:45,334 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 150 transitions. Word has length 37 [2018-10-26 23:37:45,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:37:45,334 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 150 transitions. [2018-10-26 23:37:45,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-26 23:37:45,334 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 150 transitions. [2018-10-26 23:37:45,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-26 23:37:45,336 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:37:45,337 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] [2018-10-26 23:37:45,337 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:37:45,337 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:37:45,337 INFO L82 PathProgramCache]: Analyzing trace with hash 1795800867, now seen corresponding path program 1 times [2018-10-26 23:37:45,337 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 23:37:45,338 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 [2018-10-26 23:37:45,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:37:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:37:45,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:37:45,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:37:45,928 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:37:45,936 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:37:45,936 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-10-26 23:37:45,937 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-26 23:37:45,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-26 23:37:45,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2018-10-26 23:37:45,937 INFO L87 Difference]: Start difference. First operand 123 states and 150 transitions. Second operand 15 states. [2018-10-26 23:38:07,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:38:07,030 INFO L93 Difference]: Finished difference Result 161 states and 192 transitions. [2018-10-26 23:38:07,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-26 23:38:07,031 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 37 [2018-10-26 23:38:07,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:38:07,032 INFO L225 Difference]: With dead ends: 161 [2018-10-26 23:38:07,032 INFO L226 Difference]: Without dead ends: 152 [2018-10-26 23:38:07,033 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=88, Invalid=562, Unknown=0, NotChecked=0, Total=650 [2018-10-26 23:38:07,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-10-26 23:38:07,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 123. [2018-10-26 23:38:07,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-10-26 23:38:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 149 transitions. [2018-10-26 23:38:07,049 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 149 transitions. Word has length 37 [2018-10-26 23:38:07,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:38:07,049 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 149 transitions. [2018-10-26 23:38:07,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-26 23:38:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 149 transitions. [2018-10-26 23:38:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-26 23:38:07,052 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:38:07,052 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] [2018-10-26 23:38:07,052 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:38:07,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:38:07,052 INFO L82 PathProgramCache]: Analyzing trace with hash 515937189, now seen corresponding path program 1 times [2018-10-26 23:38:07,053 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 23:38:07,053 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 [2018-10-26 23:38:07,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:38:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:38:07,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:38:07,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:38:07,257 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:38:07,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:38:07,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 23:38:07,276 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 23:38:07,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 23:38:07,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 23:38:07,276 INFO L87 Difference]: Start difference. First operand 123 states and 149 transitions. Second operand 7 states. [2018-10-26 23:38:18,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:38:18,427 INFO L93 Difference]: Finished difference Result 189 states and 223 transitions. [2018-10-26 23:38:18,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 23:38:18,465 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2018-10-26 23:38:18,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:38:18,466 INFO L225 Difference]: With dead ends: 189 [2018-10-26 23:38:18,466 INFO L226 Difference]: Without dead ends: 108 [2018-10-26 23:38:18,467 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-10-26 23:38:18,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-10-26 23:38:18,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2018-10-26 23:38:18,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-10-26 23:38:18,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 129 transitions. [2018-10-26 23:38:18,478 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 129 transitions. Word has length 37 [2018-10-26 23:38:18,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:38:18,478 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 129 transitions. [2018-10-26 23:38:18,478 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 23:38:18,479 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 129 transitions. [2018-10-26 23:38:18,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-26 23:38:18,479 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:38:18,480 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] [2018-10-26 23:38:18,480 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:38:18,480 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:38:18,480 INFO L82 PathProgramCache]: Analyzing trace with hash 317389155, now seen corresponding path program 1 times [2018-10-26 23:38:18,480 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 23:38:18,481 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 [2018-10-26 23:38:18,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:38:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:38:18,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:38:18,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:38:18,892 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:38:18,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:38:18,900 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-10-26 23:38:18,900 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-26 23:38:18,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-26 23:38:18,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-10-26 23:38:18,901 INFO L87 Difference]: Start difference. First operand 108 states and 129 transitions. Second operand 11 states. [2018-10-26 23:38:27,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:38:27,138 INFO L93 Difference]: Finished difference Result 146 states and 171 transitions. [2018-10-26 23:38:27,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-26 23:38:27,186 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 37 [2018-10-26 23:38:27,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:38:27,187 INFO L225 Difference]: With dead ends: 146 [2018-10-26 23:38:27,187 INFO L226 Difference]: Without dead ends: 38 [2018-10-26 23:38:27,188 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=78, Invalid=302, Unknown=0, NotChecked=0, Total=380 [2018-10-26 23:38:27,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-10-26 23:38:27,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-10-26 23:38:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-10-26 23:38:27,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2018-10-26 23:38:27,191 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 38 transitions. Word has length 37 [2018-10-26 23:38:27,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:38:27,191 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 38 transitions. [2018-10-26 23:38:27,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-26 23:38:27,192 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2018-10-26 23:38:27,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-26 23:38:27,192 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:38:27,192 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] [2018-10-26 23:38:27,193 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:38:27,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:38:27,193 INFO L82 PathProgramCache]: Analyzing trace with hash -962474523, now seen corresponding path program 1 times [2018-10-26 23:38:27,193 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 23:38:27,194 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/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 [2018-10-26 23:38:27,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:38:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:38:27,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:38:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:38:27,779 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:38:27,787 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:38:27,787 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-10-26 23:38:27,788 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-10-26 23:38:27,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-10-26 23:38:27,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2018-10-26 23:38:27,788 INFO L87 Difference]: Start difference. First operand 38 states and 38 transitions. Second operand 16 states. [2018-10-26 23:38:29,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:38:29,685 INFO L93 Difference]: Finished difference Result 46 states and 46 transitions. [2018-10-26 23:38:29,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-26 23:38:29,686 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 37 [2018-10-26 23:38:29,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:38:29,686 INFO L225 Difference]: With dead ends: 46 [2018-10-26 23:38:29,687 INFO L226 Difference]: Without dead ends: 38 [2018-10-26 23:38:29,687 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=87, Invalid=615, Unknown=0, NotChecked=0, Total=702 [2018-10-26 23:38:29,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-10-26 23:38:29,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-10-26 23:38:29,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-10-26 23:38:29,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 37 transitions. [2018-10-26 23:38:29,690 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 37 transitions. Word has length 37 [2018-10-26 23:38:29,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:38:29,691 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 37 transitions. [2018-10-26 23:38:29,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-10-26 23:38:29,692 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 37 transitions. [2018-10-26 23:38:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-26 23:38:29,693 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:38:29,693 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] [2018-10-26 23:38:29,693 INFO L424 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:38:29,693 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:38:29,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1973591773, now seen corresponding path program 1 times [2018-10-26 23:38:29,694 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 23:38:29,694 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-10-26 23:38:29,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-10-26 23:38:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:38:29,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:38:29,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:38:29,944 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 23:38:29,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:38:29,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-26 23:38:29,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 23:38:29,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 23:38:29,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-26 23:38:29,954 INFO L87 Difference]: Start difference. First operand 38 states and 37 transitions. Second operand 8 states. [2018-10-26 23:38:30,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:38:30,368 INFO L93 Difference]: Finished difference Result 38 states and 37 transitions. [2018-10-26 23:38:30,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 23:38:30,368 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-10-26 23:38:30,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:38:30,369 INFO L225 Difference]: With dead ends: 38 [2018-10-26 23:38:30,369 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 23:38:30,369 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-10-26 23:38:30,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 23:38:30,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 23:38:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 23:38:30,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 23:38:30,370 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2018-10-26 23:38:30,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:38:30,370 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 23:38:30,370 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 23:38:30,370 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 23:38:30,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:38:30,373 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 23:38:31,008 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:38:31,008 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 23:38:31,008 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:38:31,008 INFO L425 ceAbstractionStarter]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2018-10-26 23:38:31,008 INFO L421 ceAbstractionStarter]: At program point L213-3(lines 213 217) the Hoare annotation is: (= |isinf_float_#in~x| isinf_float_~x) [2018-10-26 23:38:31,009 INFO L425 ceAbstractionStarter]: For program point L213-4(lines 213 217) no Hoare annotation was computed. [2018-10-26 23:38:31,009 INFO L428 ceAbstractionStarter]: At program point isinf_floatENTRY(lines 211 220) the Hoare annotation is: true [2018-10-26 23:38:31,009 INFO L425 ceAbstractionStarter]: For program point isinf_floatEXIT(lines 211 220) no Hoare annotation was computed. [2018-10-26 23:38:31,009 INFO L425 ceAbstractionStarter]: For program point isinf_floatFINAL(lines 211 220) no Hoare annotation was computed. [2018-10-26 23:38:31,009 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:38:31,009 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-10-26 23:38:31,009 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 23:38:31,009 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:38:31,009 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 222 239) the Hoare annotation is: true [2018-10-26 23:38:31,009 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 222 239) no Hoare annotation was computed. [2018-10-26 23:38:31,009 INFO L425 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-10-26 23:38:31,009 INFO L421 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (and (= (fp.div RNE (fp.neg ((_ to_fp 8 24) RNE 1.0)) (_ +zero 8 24)) main_~x~0) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= (fp.div RNE (fp.neg ((_ to_fp 8 24) RNE 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (= (let ((.cse0 (bvand v___ieee754_hypotf_~ha~0_27 (_ bv2147483647 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) main_~res~0)))) [2018-10-26 23:38:31,010 INFO L425 ceAbstractionStarter]: For program point L234-1(lines 234 237) no Hoare annotation was computed. [2018-10-26 23:38:31,010 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 222 239) no Hoare annotation was computed. [2018-10-26 23:38:31,010 INFO L421 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: (= (fp.div RNE (fp.neg ((_ to_fp 8 24) RNE 1.0)) (_ +zero 8 24)) main_~x~0) [2018-10-26 23:38:31,010 INFO L425 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2018-10-26 23:38:31,010 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 235) no Hoare annotation was computed. [2018-10-26 23:38:31,010 INFO L425 ceAbstractionStarter]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2018-10-26 23:38:31,010 INFO L421 ceAbstractionStarter]: At program point L85-3(lines 85 89) the Hoare annotation is: (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) [2018-10-26 23:38:31,010 INFO L425 ceAbstractionStarter]: For program point L85-4(lines 85 89) no Hoare annotation was computed. [2018-10-26 23:38:31,010 INFO L425 ceAbstractionStarter]: For program point L185-1(lines 185 189) no Hoare annotation was computed. [2018-10-26 23:38:31,010 INFO L421 ceAbstractionStarter]: At program point L185-3(lines 185 189) the Hoare annotation is: (and (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (not (= (bvadd (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28))))) (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x)) [2018-10-26 23:38:31,010 INFO L425 ceAbstractionStarter]: For program point L185-4(lines 185 189) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point __ieee754_hypotfFINAL(lines 81 208) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point __ieee754_hypotfEXIT(lines 81 208) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 144) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L121-1(lines 81 208) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L122(lines 122 129) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 143) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L139-2(lines 121 144) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L107(lines 107 111) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L107-2(lines 81 208) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 125) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2018-10-26 23:38:31,011 INFO L425 ceAbstractionStarter]: For program point L124-2(lines 122 129) no Hoare annotation was computed. [2018-10-26 23:38:31,012 INFO L421 ceAbstractionStarter]: At program point L91-3(lines 91 95) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (= __ieee754_hypotf_~ha~0 (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28)))))) [2018-10-26 23:38:31,012 INFO L425 ceAbstractionStarter]: For program point L91-4(lines 91 95) no Hoare annotation was computed. [2018-10-26 23:38:31,012 INFO L425 ceAbstractionStarter]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2018-10-26 23:38:31,012 INFO L421 ceAbstractionStarter]: At program point L191-3(lines 191 195) the Hoare annotation is: (and (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (not (= (bvadd (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28))))) (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x)) [2018-10-26 23:38:31,012 INFO L425 ceAbstractionStarter]: For program point L191-4(lines 191 195) no Hoare annotation was computed. [2018-10-26 23:38:31,012 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 198) no Hoare annotation was computed. [2018-10-26 23:38:31,012 INFO L425 ceAbstractionStarter]: For program point L175-2(lines 81 208) no Hoare annotation was computed. [2018-10-26 23:38:31,012 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 126 127) no Hoare annotation was computed. [2018-10-26 23:38:31,012 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2018-10-26 23:38:31,012 INFO L421 ceAbstractionStarter]: At program point L176-3(lines 176 180) the Hoare annotation is: (and (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (not (= (bvadd (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28))))) (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x)) [2018-10-26 23:38:31,012 INFO L425 ceAbstractionStarter]: For program point L176-4(lines 176 180) no Hoare annotation was computed. [2018-10-26 23:38:31,012 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2018-10-26 23:38:31,013 INFO L421 ceAbstractionStarter]: At program point L161-3(lines 161 165) the Hoare annotation is: (and (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (not (= (bvadd (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28))))) (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x)) [2018-10-26 23:38:31,013 INFO L425 ceAbstractionStarter]: For program point L145(lines 145 172) no Hoare annotation was computed. [2018-10-26 23:38:31,013 INFO L425 ceAbstractionStarter]: For program point L112(lines 112 116) no Hoare annotation was computed. [2018-10-26 23:38:31,013 INFO L425 ceAbstractionStarter]: For program point L112-2(lines 81 208) no Hoare annotation was computed. [2018-10-26 23:38:31,013 INFO L425 ceAbstractionStarter]: For program point L112-3(lines 81 208) no Hoare annotation was computed. [2018-10-26 23:38:31,013 INFO L428 ceAbstractionStarter]: At program point __ieee754_hypotfENTRY(lines 81 208) the Hoare annotation is: true [2018-10-26 23:38:31,013 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 171) no Hoare annotation was computed. [2018-10-26 23:38:31,013 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 106) no Hoare annotation was computed. [2018-10-26 23:38:31,013 INFO L421 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (and (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (not (= (bvadd (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28))))) (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x)) [2018-10-26 23:38:31,013 INFO L425 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-10-26 23:38:31,013 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 171) no Hoare annotation was computed. [2018-10-26 23:38:31,013 INFO L421 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (and (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (not (= (bvadd (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28))))) (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x)) [2018-10-26 23:38:31,013 INFO L425 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-10-26 23:38:31,014 INFO L425 ceAbstractionStarter]: For program point L149-1(lines 149 153) no Hoare annotation was computed. [2018-10-26 23:38:31,014 INFO L421 ceAbstractionStarter]: At program point L149-3(lines 149 153) the Hoare annotation is: (and (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (not (= (bvadd (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28))))) (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x)) [2018-10-26 23:38:31,014 INFO L425 ceAbstractionStarter]: For program point L149-4(lines 149 153) no Hoare annotation was computed. [2018-10-26 23:38:31,014 INFO L425 ceAbstractionStarter]: For program point L166(lines 166 170) no Hoare annotation was computed. [2018-10-26 23:38:31,014 INFO L425 ceAbstractionStarter]: For program point L166-2(lines 157 171) no Hoare annotation was computed. [2018-10-26 23:38:31,014 INFO L425 ceAbstractionStarter]: For program point L200-1(lines 200 204) no Hoare annotation was computed. [2018-10-26 23:38:31,014 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-10-26 23:38:31,014 INFO L421 ceAbstractionStarter]: At program point L200-3(lines 200 204) the Hoare annotation is: (and (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (not (= (bvadd (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28))))) (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x)) [2018-10-26 23:38:31,014 INFO L425 ceAbstractionStarter]: For program point L200-4(lines 200 204) no Hoare annotation was computed. [2018-10-26 23:38:31,014 INFO L421 ceAbstractionStarter]: At program point L134-3(lines 134 138) the Hoare annotation is: (and (exists ((v___ieee754_hypotf_~ha~0_28 (_ BitVec 32))) (and (not (= (bvadd (bvand v___ieee754_hypotf_~ha~0_28 (_ bv2147483647 32)) (_ bv2155872256 32)) (_ bv0 32))) (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_28) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_28) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_28))))) (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x)) [2018-10-26 23:38:31,014 INFO L425 ceAbstractionStarter]: For program point L35-2(lines 35 39) no Hoare annotation was computed. [2018-10-26 23:38:31,014 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 32) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L428 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L19-4(lines 19 23) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L73-1(lines 73 77) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L428 ceAbstractionStarter]: At program point L73-3(lines 73 77) the Hoare annotation is: true [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L73-4(lines 73 77) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 36 37) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L36-3(lines 36 37) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 68) no Hoare annotation was computed. [2018-10-26 23:38:31,015 INFO L428 ceAbstractionStarter]: At program point L36-4(lines 36 37) the Hoare annotation is: true [2018-10-26 23:38:31,015 INFO L425 ceAbstractionStarter]: For program point L36-5(lines 36 37) no Hoare annotation was computed. [2018-10-26 23:38:31,016 INFO L425 ceAbstractionStarter]: For program point L61(lines 61 70) no Hoare annotation was computed. [2018-10-26 23:38:31,016 INFO L428 ceAbstractionStarter]: At program point __ieee754_sqrtfENTRY(lines 14 79) the Hoare annotation is: true [2018-10-26 23:38:31,016 INFO L425 ceAbstractionStarter]: For program point __ieee754_sqrtfFINAL(lines 14 79) no Hoare annotation was computed. [2018-10-26 23:38:31,016 INFO L425 ceAbstractionStarter]: For program point L29(lines 29 30) no Hoare annotation was computed. [2018-10-26 23:38:31,016 INFO L425 ceAbstractionStarter]: For program point __ieee754_sqrtfEXIT(lines 14 79) no Hoare annotation was computed. [2018-10-26 23:38:31,016 INFO L425 ceAbstractionStarter]: For program point L50-1(lines 50 59) no Hoare annotation was computed. [2018-10-26 23:38:31,016 INFO L428 ceAbstractionStarter]: At program point L50-3(lines 50 59) the Hoare annotation is: true [2018-10-26 23:38:31,016 INFO L425 ceAbstractionStarter]: For program point L50-4(lines 14 79) no Hoare annotation was computed. [2018-10-26 23:38:31,016 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-10-26 23:38:31,016 INFO L425 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-10-26 23:38:31,016 INFO L425 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2018-10-26 23:38:31,017 INFO L425 ceAbstractionStarter]: For program point L26(lines 26 27) no Hoare annotation was computed. [2018-10-26 23:38:31,017 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 39) no Hoare annotation was computed. [2018-10-26 23:38:31,027 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,028 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,028 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,028 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,029 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,029 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,029 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,029 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,030 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,030 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,030 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,030 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,031 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,031 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,031 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,031 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,032 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,032 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,032 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,032 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,032 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,033 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,033 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,033 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,033 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,034 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,034 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,034 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,034 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,034 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,035 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,035 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,036 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,036 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,036 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,036 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,036 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,037 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,037 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,037 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,038 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,038 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,038 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,038 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,038 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,039 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,039 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,039 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,039 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,039 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,040 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,040 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,040 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,040 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,040 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,041 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,041 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,041 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,041 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,041 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,042 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,042 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,042 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,042 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 11:38:31 BoogieIcfgContainer [2018-10-26 23:38:31,044 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 23:38:31,044 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:38:31,044 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:38:31,045 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:38:31,045 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:36:24" (3/4) ... [2018-10-26 23:38:31,048 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:38:31,054 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 23:38:31,054 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_float [2018-10-26 23:38:31,055 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 23:38:31,055 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_hypotf [2018-10-26 23:38:31,055 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-10-26 23:38:31,064 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 239 nodes and edges [2018-10-26 23:38:31,065 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2018-10-26 23:38:31,065 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2018-10-26 23:38:31,090 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-10-26 23:38:31,090 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-10-26 23:38:31,091 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: ha == ~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) [2018-10-26 23:38:31,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x [2018-10-26 23:38:31,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x [2018-10-26 23:38:31,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x [2018-10-26 23:38:31,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x [2018-10-26 23:38:31,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x [2018-10-26 23:38:31,093 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x [2018-10-26 23:38:31,093 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x [2018-10-26 23:38:31,169 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_269e49a7-4982-485b-afb0-d2ae5f09a3cb/bin-2019/utaipan/witness.graphml [2018-10-26 23:38:31,169 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:38:31,170 INFO L168 Benchmark]: Toolchain (without parser) took 128966.04 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 299.4 MB). Free memory was 953.2 MB in the beginning and 1.0 GB in the end (delta: -95.3 MB). Peak memory consumption was 204.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:38:31,171 INFO L168 Benchmark]: CDTParser took 0.40 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. [2018-10-26 23:38:31,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.51 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:38:31,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.79 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:38:31,171 INFO L168 Benchmark]: Boogie Preprocessor took 51.28 ms. Allocated memory is still 1.0 GB. Free memory was 931.8 MB in the beginning and 926.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:38:31,171 INFO L168 Benchmark]: RCFGBuilder took 2211.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:38:31,172 INFO L168 Benchmark]: TraceAbstraction took 126240.82 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 161.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 124.6 kB). Peak memory consumption was 161.6 MB. Max. memory is 11.5 GB. [2018-10-26 23:38:31,172 INFO L168 Benchmark]: Witness Printer took 124.97 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:38:31,173 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 279.51 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 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 53.79 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.28 ms. Allocated memory is still 1.0 GB. Free memory was 931.8 MB in the beginning and 926.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2211.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 126240.82 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 161.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 124.6 kB). Peak memory consumption was 161.6 MB. Max. memory is 11.5 GB. * Witness Printer took 124.97 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 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_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,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(x) == x - InvariantResult [Line: 149]: Loop Invariant [2018-10-26 23:38:31,180 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] Derived loop invariant: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant [2018-10-26 23:38:31,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,185 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] Derived loop invariant: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant [2018-10-26 23:38:31,186 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,186 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,186 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,186 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,186 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,187 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,187 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,187 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] Derived loop invariant: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x - InvariantResult [Line: 134]: Loop Invariant [2018-10-26 23:38:31,187 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] Derived loop invariant: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x - InvariantResult [Line: 91]: Loop Invariant [2018-10-26 23:38:31,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: ha == ~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) - 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 [2018-10-26 23:38:31,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,191 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,191 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,191 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,203 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,204 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,204 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,204 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] Derived loop invariant: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant [2018-10-26 23:38:31,204 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,204 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,205 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,205 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,205 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,205 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,205 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,205 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] Derived loop invariant: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x - InvariantResult [Line: 161]: Loop Invariant [2018-10-26 23:38:31,206 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,206 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,206 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,206 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,206 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,206 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,207 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] [2018-10-26 23:38:31,207 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_28,QUANTIFIED] Derived loop invariant: (\exists v___ieee754_hypotf_~ha~0_28 : bv32 :: !(~bvadd64(~bvand32(v___ieee754_hypotf_~ha~0_28, 2147483647bv32), 2155872256bv32) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_28[31:31], v___ieee754_hypotf_~ha~0_28[30:23], v___ieee754_hypotf_~ha~0_28[22:0])) && \old(x) == x - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 103 locations, 1 error locations. SAFE Result, 126.1s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 118.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 847 SDtfs, 1164 SDslu, 5461 SDs, 0 SdLazy, 1871 SolverSat, 113 SolverUnsat, 35 SolverUnknown, 0 SolverNotchecked, 110.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 366 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=4, 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, 9 MinimizatonAttempts, 154 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 101 PreInvPairs, 200 NumberOfFragments, 295 HoareAnnotationTreeSize, 101 FomulaSimplifications, 43941 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 25 FomulaSimplificationsInter, 644 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 313 NumberOfCodeBlocks, 313 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 304 ConstructedInterpolants, 126 QuantifiedInterpolants, 113564 SizeOfPredicates, 144 NumberOfNonLiveVariables, 1612 ConjunctsInSsa, 181 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...