./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 0.1.23-635dfa2 [2018-12-08 21:02:26,898 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 21:02:26,899 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 21:02:26,905 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 21:02:26,905 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 21:02:26,906 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 21:02:26,907 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 21:02:26,908 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 21:02:26,909 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 21:02:26,909 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 21:02:26,910 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 21:02:26,910 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 21:02:26,911 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 21:02:26,911 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 21:02:26,912 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 21:02:26,913 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 21:02:26,913 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 21:02:26,914 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 21:02:26,916 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 21:02:26,917 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 21:02:26,917 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 21:02:26,918 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 21:02:26,919 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 21:02:26,919 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 21:02:26,919 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 21:02:26,919 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 21:02:26,920 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 21:02:26,920 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 21:02:26,921 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 21:02:26,921 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 21:02:26,921 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 21:02:26,922 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 21:02:26,922 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 21:02:26,922 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 21:02:26,922 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 21:02:26,923 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 21:02:26,923 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 21:02:26,930 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 21:02:26,930 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 21:02:26,930 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 21:02:26,930 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 21:02:26,931 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 21:02:26,931 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 21:02:26,931 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 21:02:26,931 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 21:02:26,931 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 21:02:26,931 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 21:02:26,931 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 21:02:26,932 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 21:02:26,932 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 21:02:26,932 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 21:02:26,932 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 21:02:26,933 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 21:02:26,933 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 21:02:26,933 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 21:02:26,933 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 21:02:26,933 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 21:02:26,933 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 21:02:26,934 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 21:02:26,934 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 21:02:26,934 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 21:02:26,934 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 21:02:26,934 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 21:02:26,934 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 21:02:26,934 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 21:02:26,935 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 21:02:26,935 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 21:02:26,935 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 21:02:26,935 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 21:02:26,935 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 21:02:26,935 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 21:02:26,935 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 21:02:26,935 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 21:02:26,935 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_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:02:26,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 21:02:26,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 21:02:26,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 21:02:26,964 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 21:02:26,965 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 21:02:26,965 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c [2018-12-08 21:02:27,003 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data/1c999d65d/cab9ed2f6daf4e81817235fe1cf053dc/FLAG24c2b1788 [2018-12-08 21:02:27,420 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 21:02:27,421 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c [2018-12-08 21:02:27,425 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data/1c999d65d/cab9ed2f6daf4e81817235fe1cf053dc/FLAG24c2b1788 [2018-12-08 21:02:27,433 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data/1c999d65d/cab9ed2f6daf4e81817235fe1cf053dc [2018-12-08 21:02:27,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 21:02:27,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 21:02:27,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 21:02:27,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 21:02:27,438 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 21:02:27,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e1e261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27, skipping insertion in model container [2018-12-08 21:02:27,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 21:02:27,461 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 21:02:27,580 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 21:02:27,582 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 21:02:27,610 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 21:02:27,659 INFO L195 MainTranslator]: Completed translation [2018-12-08 21:02:27,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27 WrapperNode [2018-12-08 21:02:27,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 21:02:27,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 21:02:27,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 21:02:27,660 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 21:02:27,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 21:02:27,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 21:02:27,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 21:02:27,678 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 21:02:27,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... [2018-12-08 21:02:27,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 21:02:27,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 21:02:27,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 21:02:27,709 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 21:02:27,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 21:02:27,740 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 21:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 21:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 21:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-12-08 21:02:27,740 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-12-08 21:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 21:02:27,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 21:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 21:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 21:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 21:02:27,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 21:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 21:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-12-08 21:02:27,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-12-08 21:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 21:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-08 21:02:27,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-08 21:02:28,061 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 21:02:28,061 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-08 21:02:28,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:02:28 BoogieIcfgContainer [2018-12-08 21:02:28,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 21:02:28,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 21:02:28,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 21:02:28,064 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 21:02:28,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 09:02:27" (1/3) ... [2018-12-08 21:02:28,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1772a592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:02:28, skipping insertion in model container [2018-12-08 21:02:28,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:27" (2/3) ... [2018-12-08 21:02:28,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1772a592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:02:28, skipping insertion in model container [2018-12-08 21:02:28,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:02:28" (3/3) ... [2018-12-08 21:02:28,066 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b_true-unreach-call.c [2018-12-08 21:02:28,071 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 21:02:28,076 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 21:02:28,086 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 21:02:28,104 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 21:02:28,104 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 21:02:28,105 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 21:02:28,105 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 21:02:28,105 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 21:02:28,105 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 21:02:28,105 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 21:02:28,105 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 21:02:28,116 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-12-08 21:02:28,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 21:02:28,120 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:02:28,120 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:02:28,122 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:02:28,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:02:28,125 INFO L82 PathProgramCache]: Analyzing trace with hash 872759118, now seen corresponding path program 1 times [2018-12-08 21:02:28,126 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 21:02:28,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:02:28,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:02:28,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:02:28,155 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 21:02:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:02:28,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 21:02:28,205 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:02:28,205 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 21:02:28,205 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 21:02:28,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 21:02:28,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 21:02:28,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 21:02:28,217 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 2 states. [2018-12-08 21:02:28,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:02:28,236 INFO L93 Difference]: Finished difference Result 196 states and 313 transitions. [2018-12-08 21:02:28,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 21:02:28,237 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-12-08 21:02:28,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:02:28,243 INFO L225 Difference]: With dead ends: 196 [2018-12-08 21:02:28,243 INFO L226 Difference]: Without dead ends: 98 [2018-12-08 21:02:28,245 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 21:02:28,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-12-08 21:02:28,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-12-08 21:02:28,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-12-08 21:02:28,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 120 transitions. [2018-12-08 21:02:28,272 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 120 transitions. Word has length 28 [2018-12-08 21:02:28,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:02:28,273 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 120 transitions. [2018-12-08 21:02:28,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 21:02:28,273 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2018-12-08 21:02:28,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 21:02:28,274 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:02:28,274 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:02:28,274 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:02:28,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:02:28,274 INFO L82 PathProgramCache]: Analyzing trace with hash -863403993, now seen corresponding path program 1 times [2018-12-08 21:02:28,274 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 21:02:28,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:02:28,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:02:28,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:02:28,275 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 21:02:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 21:02:28,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 21:02:28,354 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 21:02:28,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 09:02:28 BoogieIcfgContainer [2018-12-08 21:02:28,373 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 21:02:28,373 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 21:02:28,373 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 21:02:28,373 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 21:02:28,373 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:02:28" (3/4) ... [2018-12-08 21:02:28,376 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 21:02:28,376 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 21:02:28,376 INFO L168 Benchmark]: Toolchain (without parser) took 941.35 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 949.7 MB in the beginning and 988.1 MB in the end (delta: -38.4 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-12-08 21:02:28,377 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 21:02:28,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 223.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-12-08 21:02:28,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 21:02:28,378 INFO L168 Benchmark]: Boogie Preprocessor took 30.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 21:02:28,378 INFO L168 Benchmark]: RCFGBuilder took 352.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. [2018-12-08 21:02:28,378 INFO L168 Benchmark]: TraceAbstraction took 311.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 990.8 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-12-08 21:02:28,379 INFO L168 Benchmark]: Witness Printer took 2.64 ms. Allocated memory is still 1.1 GB. Free memory was 990.8 MB in the beginning and 988.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 21:02:28,381 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 223.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 352.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 311.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 990.8 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.64 ms. Allocated memory is still 1.1 GB. Free memory was 990.8 MB in the beginning and 988.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * 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)=10737418248, \old(tiny_sqrt)=10737418258, 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 [\old(x)=10737418246, \old(y)=10737418259, 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 [\old(x)=10737418246, \old(y)=10737418259, a=10737418246, b=10737418259, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L86] ieee_float_shape_type gf_u; [L87] gf_u.value = (x) [L88] EXPR gf_u.word [L88] (ha) = gf_u.word [L90] ha &= 0x7fffffffL VAL [\old(x)=10737418246, \old(y)=10737418259, a=10737418246, b=10737418259, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L92] ieee_float_shape_type gf_u; [L93] gf_u.value = (y) [L94] EXPR gf_u.word [L94] (hb) = gf_u.word [L96] hb &= 0x7fffffffL VAL [\old(x)=10737418246, \old(y)=10737418259, a=10737418246, b=10737418259, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L97] COND TRUE hb > ha [L98] a = y [L99] b = x [L100] j = ha [L101] ha = hb [L102] hb = j VAL [\old(x)=10737418246, \old(y)=10737418259, a=10737418259, b=10737418246, ha=251658239, hb=-2, j=-2, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L108] ieee_float_shape_type sf_u; [L109] sf_u.word = (ha) [L110] EXPR sf_u.value [L110] (a) = sf_u.value [L113] ieee_float_shape_type sf_u; [L114] sf_u.word = (hb) [L115] EXPR sf_u.value [L115] (b) = sf_u.value [L117] COND TRUE (ha - hb) > 0xf000000L [L118] return a + b; VAL [\old(x)=10737418246, \old(y)=10737418259, a=10737418263, b=10737418264, ha=251658239, hb=-2, j=-2, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L232] RET, EXPR __ieee754_hypotf(x, y) VAL [__ieee754_hypotf(x, y)=10737418243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L232] float res = __ieee754_hypotf(x, y); [L234] CALL, EXPR isinf_float(res) VAL [\old(x)=10737418243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L212] __int32_t ix; VAL [\old(x)=10737418243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418243] [L214] ieee_float_shape_type gf_u; [L215] gf_u.value = (x) [L216] EXPR gf_u.word [L216] (ix) = gf_u.word [L218] ix &= 0x7fffffff [L219] return ((ix) == 0x7f800000L); VAL [\old(x)=10737418243, \result=0, ix=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418243] [L234] RET, EXPR isinf_float(res) VAL [isinf_float(res)=0, one_sqrt=1, res=10737418243, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L234] COND TRUE !isinf_float(res) [L235] __VERIFIER_error() VAL [one_sqrt=1, res=10737418243, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 102 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 124 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=102occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 0.1.23-635dfa2 [2018-12-08 21:02:29,702 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 21:02:29,702 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 21:02:29,708 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-12-08 21:02:29,712 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 21:02:29,713 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 21:02:29,713 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 21:02:29,714 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 21:02:29,714 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 21:02:29,714 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 21:02:29,715 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 21:02:29,716 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 21:02:29,717 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 21:02:29,717 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 21:02:29,718 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 21:02:29,719 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 21:02:29,719 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 21:02:29,719 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 21:02:29,719 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 21:02:29,720 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 21:02:29,720 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 21:02:29,720 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 21:02:29,721 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 21:02:29,721 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 21:02:29,721 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 21:02:29,722 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 21:02:29,722 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 21:02:29,722 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 21:02:29,722 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 21:02:29,723 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-08 21:02:29,730 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 21:02:29,730 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 21:02:29,730 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 21:02:29,730 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 21:02:29,730 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 21:02:29,731 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 21:02:29,731 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 21:02:29,731 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 21:02:29,731 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 21:02:29,731 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 21:02:29,731 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 21:02:29,731 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 21:02:29,732 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 21:02:29,733 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 21:02:29,733 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 21:02:29,733 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 21:02:29,733 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 21:02:29,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 21:02:29,733 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 21:02:29,733 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 21:02:29,733 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 21:02:29,733 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 21:02:29,733 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 21:02:29,733 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 21:02:29,734 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 21:02:29,734 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_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:02:29,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 21:02:29,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 21:02:29,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 21:02:29,761 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 21:02:29,761 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 21:02:29,761 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c [2018-12-08 21:02:29,796 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data/e13dd95df/b9c6eb37531f4ad4b3c90cef8985ff4a/FLAG1a015b9e7 [2018-12-08 21:02:30,159 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 21:02:30,159 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/sv-benchmarks/c/float-newlib/float_req_bl_1270b_true-unreach-call.c [2018-12-08 21:02:30,164 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data/e13dd95df/b9c6eb37531f4ad4b3c90cef8985ff4a/FLAG1a015b9e7 [2018-12-08 21:02:30,540 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/data/e13dd95df/b9c6eb37531f4ad4b3c90cef8985ff4a [2018-12-08 21:02:30,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 21:02:30,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 21:02:30,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 21:02:30,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 21:02:30,555 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 21:02:30,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31c435b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30, skipping insertion in model container [2018-12-08 21:02:30,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 21:02:30,581 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 21:02:30,713 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 21:02:30,717 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 21:02:30,750 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 21:02:30,765 INFO L195 MainTranslator]: Completed translation [2018-12-08 21:02:30,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30 WrapperNode [2018-12-08 21:02:30,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 21:02:30,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 21:02:30,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 21:02:30,766 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 21:02:30,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 21:02:30,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 21:02:30,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 21:02:30,820 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 21:02:30,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... [2018-12-08 21:02:30,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 21:02:30,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 21:02:30,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 21:02:30,851 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 21:02:30,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:02:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 21:02:30,882 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 21:02:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 21:02:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-12-08 21:02:30,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-12-08 21:02:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 21:02:30,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 21:02:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 21:02:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 21:02:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 21:02:30,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 21:02:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 21:02:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-12-08 21:02:30,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-12-08 21:02:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 21:02:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 21:02:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-08 21:02:30,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-08 21:02:30,979 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 21:02:31,124 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 21:02:31,147 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 21:02:31,394 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 21:02:32,207 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 21:02:32,208 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-08 21:02:32,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:02:32 BoogieIcfgContainer [2018-12-08 21:02:32,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 21:02:32,208 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 21:02:32,208 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 21:02:32,210 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 21:02:32,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 09:02:30" (1/3) ... [2018-12-08 21:02:32,210 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e43d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:02:32, skipping insertion in model container [2018-12-08 21:02:32,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:02:30" (2/3) ... [2018-12-08 21:02:32,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e43d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:02:32, skipping insertion in model container [2018-12-08 21:02:32,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:02:32" (3/3) ... [2018-12-08 21:02:32,212 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b_true-unreach-call.c [2018-12-08 21:02:32,217 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 21:02:32,221 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 21:02:32,230 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 21:02:32,246 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 21:02:32,247 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 21:02:32,247 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 21:02:32,247 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 21:02:32,247 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 21:02:32,247 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 21:02:32,247 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 21:02:32,247 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 21:02:32,247 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 21:02:32,257 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-12-08 21:02:32,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 21:02:32,261 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:02:32,261 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:02:32,262 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:02:32,265 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:02:32,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1684593163, now seen corresponding path program 1 times [2018-12-08 21:02:32,268 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 21:02:32,268 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:02:32,272 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:02:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:02:32,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 21:02:32,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 21:02:32,351 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 21:02:32,360 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:02:32,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 21:02:32,363 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 21:02:32,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 21:02:32,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 21:02:32,376 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-12-08 21:02:32,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:02:32,397 INFO L93 Difference]: Finished difference Result 194 states and 311 transitions. [2018-12-08 21:02:32,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 21:02:32,398 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-12-08 21:02:32,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:02:32,405 INFO L225 Difference]: With dead ends: 194 [2018-12-08 21:02:32,405 INFO L226 Difference]: Without dead ends: 97 [2018-12-08 21:02:32,408 INFO L631 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 [2018-12-08 21:02:32,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-12-08 21:02:32,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-12-08 21:02:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-08 21:02:32,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 119 transitions. [2018-12-08 21:02:32,436 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 119 transitions. Word has length 27 [2018-12-08 21:02:32,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:02:32,436 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 119 transitions. [2018-12-08 21:02:32,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 21:02:32,437 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2018-12-08 21:02:32,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 21:02:32,437 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:02:32,438 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:02:32,438 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:02:32,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:02:32,438 INFO L82 PathProgramCache]: Analyzing trace with hash -592227502, now seen corresponding path program 1 times [2018-12-08 21:02:32,438 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 21:02:32,439 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:02:32,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:02:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:02:32,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 21:02:32,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 21:02:32,785 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 21:02:32,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:02:32,796 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 21:02:32,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 21:02:32,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 21:02:32,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-08 21:02:32,797 INFO L87 Difference]: Start difference. First operand 97 states and 119 transitions. Second operand 9 states. [2018-12-08 21:03:13,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:03:13,410 INFO L93 Difference]: Finished difference Result 220 states and 268 transitions. [2018-12-08 21:03:13,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-08 21:03:13,453 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2018-12-08 21:03:13,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:03:13,456 INFO L225 Difference]: With dead ends: 220 [2018-12-08 21:03:13,456 INFO L226 Difference]: Without dead ends: 131 [2018-12-08 21:03:13,457 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2018-12-08 21:03:13,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-12-08 21:03:13,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 104. [2018-12-08 21:03:13,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-12-08 21:03:13,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 126 transitions. [2018-12-08 21:03:13,469 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 126 transitions. Word has length 32 [2018-12-08 21:03:13,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:03:13,469 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 126 transitions. [2018-12-08 21:03:13,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 21:03:13,469 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 126 transitions. [2018-12-08 21:03:13,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 21:03:13,470 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:03:13,470 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:03:13,471 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:03:13,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:03:13,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1708595088, now seen corresponding path program 1 times [2018-12-08 21:03:13,472 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 21:03:13,472 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-08 21:03:13,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:03:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:03:13,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 21:03:15,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 21:03:15,784 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 21:03:15,792 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:03:15,792 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-12-08 21:03:15,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-08 21:03:15,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-08 21:03:15,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2018-12-08 21:03:15,793 INFO L87 Difference]: Start difference. First operand 104 states and 126 transitions. Second operand 16 states. [2018-12-08 21:03:20,591 WARN L180 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-12-08 21:03:35,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:03:35,839 INFO L93 Difference]: Finished difference Result 117 states and 142 transitions. [2018-12-08 21:03:35,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-08 21:03:35,878 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 32 [2018-12-08 21:03:35,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:03:35,879 INFO L225 Difference]: With dead ends: 117 [2018-12-08 21:03:35,879 INFO L226 Difference]: Without dead ends: 110 [2018-12-08 21:03:35,880 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=101, Invalid=601, Unknown=0, NotChecked=0, Total=702 [2018-12-08 21:03:35,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-12-08 21:03:35,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 104. [2018-12-08 21:03:35,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-12-08 21:03:35,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 125 transitions. [2018-12-08 21:03:35,888 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 125 transitions. Word has length 32 [2018-12-08 21:03:35,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:03:35,888 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 125 transitions. [2018-12-08 21:03:35,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-08 21:03:35,888 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 125 transitions. [2018-12-08 21:03:35,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 21:03:35,889 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:03:35,889 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:03:35,889 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:03:35,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:03:35,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1068264538, now seen corresponding path program 1 times [2018-12-08 21:03:35,889 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 21:03:35,890 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:03:35,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:03:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:03:35,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 21:03:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 21:03:36,194 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 21:03:36,202 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:03:36,202 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-12-08 21:03:36,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-08 21:03:36,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-08 21:03:36,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-12-08 21:03:36,203 INFO L87 Difference]: Start difference. First operand 104 states and 125 transitions. Second operand 11 states. [2018-12-08 21:03:49,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:03:49,269 INFO L93 Difference]: Finished difference Result 148 states and 176 transitions. [2018-12-08 21:03:49,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-08 21:03:49,306 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 37 [2018-12-08 21:03:49,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:03:49,307 INFO L225 Difference]: With dead ends: 148 [2018-12-08 21:03:49,307 INFO L226 Difference]: Without dead ends: 50 [2018-12-08 21:03:49,308 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=78, Invalid=302, Unknown=0, NotChecked=0, Total=380 [2018-12-08 21:03:49,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-12-08 21:03:49,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 46. [2018-12-08 21:03:49,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-12-08 21:03:49,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 48 transitions. [2018-12-08 21:03:49,311 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 48 transitions. Word has length 37 [2018-12-08 21:03:49,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:03:49,311 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 48 transitions. [2018-12-08 21:03:49,311 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-08 21:03:49,311 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2018-12-08 21:03:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 21:03:49,312 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:03:49,312 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:03:49,312 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:03:49,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:03:49,312 INFO L82 PathProgramCache]: Analyzing trace with hash -211599140, now seen corresponding path program 1 times [2018-12-08 21:03:49,313 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 21:03:49,313 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:03:49,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:03:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:03:49,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 21:03:49,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 21:03:49,801 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 21:03:49,808 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:03:49,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-12-08 21:03:49,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-08 21:03:49,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-08 21:03:49,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2018-12-08 21:03:49,809 INFO L87 Difference]: Start difference. First operand 46 states and 48 transitions. Second operand 16 states. [2018-12-08 21:03:51,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:03:51,457 INFO L93 Difference]: Finished difference Result 58 states and 61 transitions. [2018-12-08 21:03:51,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-08 21:03:51,458 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 37 [2018-12-08 21:03:51,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:03:51,458 INFO L225 Difference]: With dead ends: 58 [2018-12-08 21:03:51,458 INFO L226 Difference]: Without dead ends: 50 [2018-12-08 21:03:51,459 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=87, Invalid=615, Unknown=0, NotChecked=0, Total=702 [2018-12-08 21:03:51,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-12-08 21:03:51,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2018-12-08 21:03:51,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-12-08 21:03:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2018-12-08 21:03:51,461 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 37 [2018-12-08 21:03:51,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:03:51,462 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2018-12-08 21:03:51,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-08 21:03:51,462 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2018-12-08 21:03:51,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 21:03:51,462 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:03:51,462 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:03:51,462 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:03:51,462 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:03:51,462 INFO L82 PathProgramCache]: Analyzing trace with hash -1222716390, now seen corresponding path program 1 times [2018-12-08 21:03:51,463 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 21:03:51,463 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:03:51,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:03:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:03:51,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 21:03:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 21:03:51,627 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 21:03:51,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:03:51,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 21:03:51,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 21:03:51,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 21:03:51,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-08 21:03:51,636 INFO L87 Difference]: Start difference. First operand 47 states and 49 transitions. Second operand 8 states. [2018-12-08 21:03:52,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:03:52,255 INFO L93 Difference]: Finished difference Result 65 states and 67 transitions. [2018-12-08 21:03:52,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 21:03:52,256 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-12-08 21:03:52,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:03:52,257 INFO L225 Difference]: With dead ends: 65 [2018-12-08 21:03:52,257 INFO L226 Difference]: Without dead ends: 38 [2018-12-08 21:03:52,257 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-12-08 21:03:52,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-12-08 21:03:52,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-12-08 21:03:52,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-12-08 21:03:52,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2018-12-08 21:03:52,259 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 38 transitions. Word has length 37 [2018-12-08 21:03:52,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:03:52,260 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 38 transitions. [2018-12-08 21:03:52,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 21:03:52,260 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2018-12-08 21:03:52,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 21:03:52,260 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:03:52,260 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:03:52,260 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:03:52,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:03:52,260 INFO L82 PathProgramCache]: Analyzing trace with hash -737173796, now seen corresponding path program 1 times [2018-12-08 21:03:52,261 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 21:03:52,261 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:03:52,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:03:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:03:52,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 21:03:52,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 21:03:52,490 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 21:03:52,498 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:03:52,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-12-08 21:03:52,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-08 21:03:52,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-08 21:03:52,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2018-12-08 21:03:52,499 INFO L87 Difference]: Start difference. First operand 38 states and 38 transitions. Second operand 12 states. [2018-12-08 21:03:53,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:03:53,066 INFO L93 Difference]: Finished difference Result 46 states and 46 transitions. [2018-12-08 21:03:53,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 21:03:53,066 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2018-12-08 21:03:53,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:03:53,067 INFO L225 Difference]: With dead ends: 46 [2018-12-08 21:03:53,067 INFO L226 Difference]: Without dead ends: 38 [2018-12-08 21:03:53,067 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2018-12-08 21:03:53,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-12-08 21:03:53,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-12-08 21:03:53,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-12-08 21:03:53,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 37 transitions. [2018-12-08 21:03:53,071 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 37 transitions. Word has length 37 [2018-12-08 21:03:53,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:03:53,071 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 37 transitions. [2018-12-08 21:03:53,071 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-08 21:03:53,071 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 37 transitions. [2018-12-08 21:03:53,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-08 21:03:53,072 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:03:53,072 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 21:03:53,072 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:03:53,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:03:53,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1748291046, now seen corresponding path program 1 times [2018-12-08 21:03:53,073 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 21:03:53,073 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/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 [2018-12-08 21:03:53,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:03:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:03:53,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 21:03:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 21:03:53,523 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 21:03:53,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:03:53,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-12-08 21:03:53,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-08 21:03:53,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-08 21:03:53,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2018-12-08 21:03:53,532 INFO L87 Difference]: Start difference. First operand 38 states and 37 transitions. Second operand 15 states. [2018-12-08 21:03:54,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:03:54,641 INFO L93 Difference]: Finished difference Result 38 states and 37 transitions. [2018-12-08 21:03:54,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-08 21:03:54,641 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 37 [2018-12-08 21:03:54,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:03:54,641 INFO L225 Difference]: With dead ends: 38 [2018-12-08 21:03:54,641 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 21:03:54,642 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-12-08 21:03:54,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 21:03:54,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 21:03:54,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 21:03:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 21:03:54,642 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2018-12-08 21:03:54,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:03:54,642 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 21:03:54,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-08 21:03:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 21:03:54,643 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 21:03:54,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 21:03:55,241 INFO L448 ceAbstractionStarter]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2018-12-08 21:03:55,241 INFO L444 ceAbstractionStarter]: At program point L213-2(lines 213 217) the Hoare annotation is: (= |isinf_float_#in~x| isinf_float_~x) [2018-12-08 21:03:55,241 INFO L448 ceAbstractionStarter]: For program point L213-3(lines 213 217) no Hoare annotation was computed. [2018-12-08 21:03:55,241 INFO L451 ceAbstractionStarter]: At program point isinf_floatENTRY(lines 211 220) the Hoare annotation is: true [2018-12-08 21:03:55,241 INFO L448 ceAbstractionStarter]: For program point isinf_floatEXIT(lines 211 220) no Hoare annotation was computed. [2018-12-08 21:03:55,242 INFO L448 ceAbstractionStarter]: For program point isinf_floatFINAL(lines 211 220) no Hoare annotation was computed. [2018-12-08 21:03:55,242 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 21:03:55,242 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-08 21:03:55,242 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 21:03:55,242 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 21:03:55,242 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-08 21:03:55,242 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 21:03:55,242 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 21:03:55,242 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 222 239) the Hoare annotation is: true [2018-12-08 21:03:55,242 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 222 239) no Hoare annotation was computed. [2018-12-08 21:03:55,242 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 235) no Hoare annotation was computed. [2018-12-08 21:03:55,242 INFO L448 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-12-08 21:03:55,243 INFO L444 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (and (= main_~res~0 (fp (_ bv0 1) (_ bv255 8) (_ bv0 23))) (= main_~x~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) [2018-12-08 21:03:55,243 INFO L448 ceAbstractionStarter]: For program point L234-1(lines 234 237) no Hoare annotation was computed. [2018-12-08 21:03:55,243 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 222 239) no Hoare annotation was computed. [2018-12-08 21:03:55,243 INFO L444 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) [2018-12-08 21:03:55,243 INFO L448 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2018-12-08 21:03:55,243 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 126 127) no Hoare annotation was computed. [2018-12-08 21:03:55,243 INFO L448 ceAbstractionStarter]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2018-12-08 21:03:55,243 INFO L444 ceAbstractionStarter]: At program point L85-2(lines 85 89) the Hoare annotation is: (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) [2018-12-08 21:03:55,243 INFO L448 ceAbstractionStarter]: For program point L85-3(lines 85 89) no Hoare annotation was computed. [2018-12-08 21:03:55,243 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2018-12-08 21:03:55,243 INFO L444 ceAbstractionStarter]: At program point L176-2(lines 176 180) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (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))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-12-08 21:03:55,243 INFO L448 ceAbstractionStarter]: For program point L176-3(lines 176 180) no Hoare annotation was computed. [2018-12-08 21:03:55,244 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 185 189) no Hoare annotation was computed. [2018-12-08 21:03:55,244 INFO L444 ceAbstractionStarter]: At program point L185-2(lines 185 189) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (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))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-12-08 21:03:55,244 INFO L448 ceAbstractionStarter]: For program point L185-3(lines 185 189) no Hoare annotation was computed. [2018-12-08 21:03:55,244 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2018-12-08 21:03:55,244 INFO L444 ceAbstractionStarter]: At program point L161-2(lines 161 165) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (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))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-12-08 21:03:55,244 INFO L448 ceAbstractionStarter]: For program point __ieee754_hypotfFINAL(lines 81 208) no Hoare annotation was computed. [2018-12-08 21:03:55,244 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 172) no Hoare annotation was computed. [2018-12-08 21:03:55,244 INFO L448 ceAbstractionStarter]: For program point L112(lines 112 116) no Hoare annotation was computed. [2018-12-08 21:03:55,244 INFO L448 ceAbstractionStarter]: For program point L112-1(lines 81 208) no Hoare annotation was computed. [2018-12-08 21:03:55,244 INFO L448 ceAbstractionStarter]: For program point L112-2(lines 81 208) no Hoare annotation was computed. [2018-12-08 21:03:55,244 INFO L448 ceAbstractionStarter]: For program point __ieee754_hypotfEXIT(lines 81 208) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L451 ceAbstractionStarter]: At program point __ieee754_hypotfENTRY(lines 81 208) the Hoare annotation is: true [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 144) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L121-1(lines 81 208) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 171) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 106) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 129) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 143) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 121 144) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L444 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (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))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 171) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 111) no Hoare annotation was computed. [2018-12-08 21:03:55,245 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 81 208) no Hoare annotation was computed. [2018-12-08 21:03:55,246 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 125) no Hoare annotation was computed. [2018-12-08 21:03:55,246 INFO L448 ceAbstractionStarter]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2018-12-08 21:03:55,246 INFO L448 ceAbstractionStarter]: For program point L124-2(lines 122 129) no Hoare annotation was computed. [2018-12-08 21:03:55,246 INFO L444 ceAbstractionStarter]: At program point L91-2(lines 91 95) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_29 (_ BitVec 32))) (and (= __ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_29)) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_29) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_29) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_29)) |__ieee754_hypotf_#in~x|)))) [2018-12-08 21:03:55,246 INFO L448 ceAbstractionStarter]: For program point L91-3(lines 91 95) no Hoare annotation was computed. [2018-12-08 21:03:55,246 INFO L444 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (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))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-12-08 21:03:55,246 INFO L448 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-12-08 21:03:55,246 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 149 153) no Hoare annotation was computed. [2018-12-08 21:03:55,246 INFO L444 ceAbstractionStarter]: At program point L149-2(lines 149 153) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (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))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-12-08 21:03:55,246 INFO L448 ceAbstractionStarter]: For program point L149-3(lines 149 153) no Hoare annotation was computed. [2018-12-08 21:03:55,246 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 170) no Hoare annotation was computed. [2018-12-08 21:03:55,246 INFO L448 ceAbstractionStarter]: For program point L166-1(lines 157 171) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L444 ceAbstractionStarter]: At program point L191-2(lines 191 195) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (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))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L191-3(lines 191 195) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 198) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L175-2(lines 81 208) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 200 204) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L444 ceAbstractionStarter]: At program point L200-2(lines 200 204) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (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))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L200-3(lines 200 204) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L444 ceAbstractionStarter]: At program point L134-2(lines 134 138) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (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))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L35-2(lines 35 39) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 32) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2018-12-08 21:03:55,247 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L451 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: true [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 73 77) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L451 ceAbstractionStarter]: At program point L73-2(lines 73 77) the Hoare annotation is: true [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point L36-2(lines 36 37) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L451 ceAbstractionStarter]: At program point L36-3(lines 36 37) the Hoare annotation is: true [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 68) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point L36-4(lines 36 37) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 70) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L451 ceAbstractionStarter]: At program point __ieee754_sqrtfENTRY(lines 14 79) the Hoare annotation is: true [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfFINAL(lines 14 79) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 30) no Hoare annotation was computed. [2018-12-08 21:03:55,248 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfEXIT(lines 14 79) no Hoare annotation was computed. [2018-12-08 21:03:55,249 INFO L451 ceAbstractionStarter]: At program point L50-2(lines 50 59) the Hoare annotation is: true [2018-12-08 21:03:55,249 INFO L448 ceAbstractionStarter]: For program point L50-3(lines 14 79) no Hoare annotation was computed. [2018-12-08 21:03:55,249 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-12-08 21:03:55,249 INFO L448 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-12-08 21:03:55,249 INFO L448 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2018-12-08 21:03:55,249 INFO L448 ceAbstractionStarter]: For program point L26(lines 26 27) no Hoare annotation was computed. [2018-12-08 21:03:55,249 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 39) no Hoare annotation was computed. [2018-12-08 21:03:55,254 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,259 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,259 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,259 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,259 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,261 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,261 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,261 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,261 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,261 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,262 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,262 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,262 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,262 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,262 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,262 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,262 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,263 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,263 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,263 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,263 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,263 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,264 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,264 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,264 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,264 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,264 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,264 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,266 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,266 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,266 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,266 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,266 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,266 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,266 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,267 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,267 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,267 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,267 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,267 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,268 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,268 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,268 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,268 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,268 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,268 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,269 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,269 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,269 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,269 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,269 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 09:03:55 BoogieIcfgContainer [2018-12-08 21:03:55,271 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 21:03:55,271 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 21:03:55,271 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 21:03:55,271 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 21:03:55,271 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:02:32" (3/4) ... [2018-12-08 21:03:55,274 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 21:03:55,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_float [2018-12-08 21:03:55,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 21:03:55,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 21:03:55,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_hypotf [2018-12-08 21:03:55,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-12-08 21:03:55,281 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-12-08 21:03:55,281 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-08 21:03:55,282 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 21:03:55,282 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 21:03:55,298 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-08 21:03:55,298 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-08 21:03:55,298 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_29 : bv32 :: ha == ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_29) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_29[31:31], v___ieee754_hypotf_~ha~0_29[30:23], v___ieee754_hypotf_~ha~0_29[22:0]) == \old(x)) [2018-12-08 21:03:55,308 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cc0e8925-f455-408d-826f-3360478a8c62/bin-2019/utaipan/witness.graphml [2018-12-08 21:03:55,308 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 21:03:55,308 INFO L168 Benchmark]: Toolchain (without parser) took 84762.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.7 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -142.1 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. [2018-12-08 21:03:55,309 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 21:03:55,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.45 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 21:03:55,309 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -210.6 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-12-08 21:03:55,310 INFO L168 Benchmark]: Boogie Preprocessor took 30.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 21:03:55,310 INFO L168 Benchmark]: RCFGBuilder took 1356.66 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2018-12-08 21:03:55,310 INFO L168 Benchmark]: TraceAbstraction took 83062.40 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 49.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 158.3 kB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. [2018-12-08 21:03:55,310 INFO L168 Benchmark]: Witness Printer took 37.09 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-08 21:03:55,311 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 215.45 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 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 54.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -210.6 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1356.66 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 83062.40 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 49.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 158.3 kB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. * Witness Printer took 37.09 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: 7.2 MB). Peak memory consumption was 7.2 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_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,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: 50]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant [2018-12-08 21:03:55,314 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,314 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,314 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,314 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 134]: Loop Invariant [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,315 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 91]: Loop Invariant [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_29 : bv32 :: ha == ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_29) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_29[31:31], v___ieee754_hypotf_~ha~0_29[30:23], v___ieee754_hypotf_~ha~0_29[22:0]) == \old(x)) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,316 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 185]: Loop Invariant [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,317 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 161]: Loop Invariant [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,318 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 149]: Loop Invariant [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,319 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,320 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,320 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,320 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,320 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,320 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-12-08 21:03:55,320 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 1 error locations. SAFE Result, 83.0s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 77.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 610 SDtfs, 785 SDslu, 3505 SDs, 0 SdLazy, 1542 SolverSat, 68 SolverUnsat, 24 SolverUnknown, 0 SolverNotchecked, 71.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 326 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 8.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 40 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 94 PreInvPairs, 180 NumberOfFragments, 242 HoareAnnotationTreeSize, 94 FomulaSimplifications, 1140 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 509 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 268 ConstructedInterpolants, 110 QuantifiedInterpolants, 102446 SizeOfPredicates, 44 NumberOfNonLiveVariables, 884 ConjunctsInSsa, 119 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...