./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270d_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_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fe31b16a9cb808afe0897c04a27b4a4516ff173 .......................................................................................................................................................................................................................................................................................................................................... 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_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fe31b16a9cb808afe0897c04a27b4a4516ff173 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:47:09,456 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:47:09,457 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:47:09,463 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:47:09,463 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:47:09,464 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:47:09,464 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:47:09,465 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:47:09,466 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:47:09,466 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:47:09,467 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:47:09,467 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:47:09,467 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:47:09,468 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:47:09,468 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:47:09,469 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:47:09,469 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:47:09,470 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:47:09,471 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:47:09,472 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:47:09,472 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:47:09,473 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:47:09,474 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:47:09,474 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:47:09,474 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:47:09,475 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:47:09,475 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:47:09,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:47:09,476 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:47:09,477 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:47:09,477 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:47:09,477 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:47:09,478 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:47:09,478 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:47:09,478 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:47:09,479 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:47:09,479 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 14:47:09,486 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:47:09,486 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:47:09,486 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:47:09,487 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:47:09,487 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:47:09,487 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:47:09,487 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 14:47:09,487 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:47:09,487 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:47:09,488 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:47:09,488 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:47:09,488 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:47:09,488 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:47:09,488 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:47:09,488 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:47:09,488 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:47:09,488 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:47:09,489 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:47:09,489 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:47:09,489 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:47:09,489 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:47:09,489 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:47:09,489 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:47:09,489 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:47:09,490 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:47:09,490 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:47:09,490 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:47:09,490 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 14:47:09,490 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:47:09,490 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:47:09,490 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_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fe31b16a9cb808afe0897c04a27b4a4516ff173 [2018-12-02 14:47:09,509 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:47:09,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:47:09,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:47:09,521 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:47:09,521 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:47:09,522 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270d_true-unreach-call.c [2018-12-02 14:47:09,563 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data/740f12945/b882f6c5584444f08875f003e5cca288/FLAG3682b12a4 [2018-12-02 14:47:10,014 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:47:10,015 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/sv-benchmarks/c/float-newlib/float_req_bl_1270d_true-unreach-call.c [2018-12-02 14:47:10,020 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data/740f12945/b882f6c5584444f08875f003e5cca288/FLAG3682b12a4 [2018-12-02 14:47:10,030 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data/740f12945/b882f6c5584444f08875f003e5cca288 [2018-12-02 14:47:10,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:47:10,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:47:10,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:47:10,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:47:10,035 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:47:10,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1441f7a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10, skipping insertion in model container [2018-12-02 14:47:10,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:47:10,059 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:47:10,180 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:47:10,182 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:47:10,210 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:47:10,253 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:47:10,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10 WrapperNode [2018-12-02 14:47:10,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:47:10,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:47:10,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:47:10,254 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:47:10,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:47:10,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:47:10,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:47:10,270 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:47:10,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... [2018-12-02 14:47:10,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:47:10,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:47:10,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:47:10,299 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:47:10,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:47:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:47:10,329 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:47:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 14:47:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 14:47:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-12-02 14:47:10,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-12-02 14:47:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:47:10,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:47:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 14:47:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:47:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:47:10,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:47:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 14:47:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-12-02 14:47:10,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-12-02 14:47:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 14:47:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-02 14:47:10,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-02 14:47:10,631 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:47:10,632 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-02 14:47:10,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:47:10 BoogieIcfgContainer [2018-12-02 14:47:10,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:47:10,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:47:10,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:47:10,635 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:47:10,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:47:10" (1/3) ... [2018-12-02 14:47:10,635 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15217f59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:47:10, skipping insertion in model container [2018-12-02 14:47:10,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:10" (2/3) ... [2018-12-02 14:47:10,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15217f59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:47:10, skipping insertion in model container [2018-12-02 14:47:10,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:47:10" (3/3) ... [2018-12-02 14:47:10,637 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270d_true-unreach-call.c [2018-12-02 14:47:10,642 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:47:10,647 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:47:10,656 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:47:10,673 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 14:47:10,674 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:47:10,674 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:47:10,674 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:47:10,674 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:47:10,674 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:47:10,674 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:47:10,674 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:47:10,675 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:47:10,685 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-12-02 14:47:10,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 14:47:10,689 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:47:10,689 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] [2018-12-02 14:47:10,691 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:47:10,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:47:10,694 INFO L82 PathProgramCache]: Analyzing trace with hash 872759118, now seen corresponding path program 1 times [2018-12-02 14:47:10,695 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:47:10,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:47:10,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:47:10,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:47:10,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:47:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:47:10,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:47:10,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:47:10,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 14:47:10,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 14:47:10,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 14:47:10,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 14:47:10,783 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 2 states. [2018-12-02 14:47:10,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:47:10,801 INFO L93 Difference]: Finished difference Result 196 states and 313 transitions. [2018-12-02 14:47:10,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 14:47:10,802 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-12-02 14:47:10,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:47:10,808 INFO L225 Difference]: With dead ends: 196 [2018-12-02 14:47:10,808 INFO L226 Difference]: Without dead ends: 98 [2018-12-02 14:47:10,810 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 [2018-12-02 14:47:10,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-12-02 14:47:10,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-12-02 14:47:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-12-02 14:47:10,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 120 transitions. [2018-12-02 14:47:10,837 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 120 transitions. Word has length 28 [2018-12-02 14:47:10,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:47:10,838 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 120 transitions. [2018-12-02 14:47:10,838 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 14:47:10,838 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2018-12-02 14:47:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 14:47:10,839 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:47:10,839 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] [2018-12-02 14:47:10,839 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:47:10,839 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:47:10,839 INFO L82 PathProgramCache]: Analyzing trace with hash -863403993, now seen corresponding path program 1 times [2018-12-02 14:47:10,839 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:47:10,840 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:47:10,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:47:10,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:47:10,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:47:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:47:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:47:10,918 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 14:47:10,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:47:10 BoogieIcfgContainer [2018-12-02 14:47:10,937 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:47:10,938 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:47:10,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:47:10,938 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:47:10,938 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:47:10" (3/4) ... [2018-12-02 14:47:10,940 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 14:47:10,940 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:47:10,941 INFO L168 Benchmark]: Toolchain (without parser) took 909.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 958.7 MB in the beginning and 1.0 GB in the end (delta: -78.7 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:47:10,942 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:47:10,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 220.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 958.7 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-12-02 14:47:10,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:47:10,943 INFO L168 Benchmark]: Boogie Preprocessor took 28.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:47:10,943 INFO L168 Benchmark]: RCFGBuilder took 333.34 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: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:47:10,944 INFO L168 Benchmark]: TraceAbstraction took 304.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 11.5 GB. [2018-12-02 14:47:10,944 INFO L168 Benchmark]: Witness Printer took 2.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:47:10,946 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 220.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 958.7 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 333.34 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: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 304.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 11.5 GB. * Witness Printer took 2.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 234]: 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)=10737418249, \old(tiny_sqrt)=10737418259, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L229] float x = __VERIFIER_nondet_float(); [L230] float y = -1.0f / 0.0f; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418247] [L231] CALL, EXPR __ieee754_hypotf(x, y) VAL [\old(x)=10737418247, \old(y)=10737418248, 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)=10737418247, \old(y)=10737418248, a=10737418247, b=10737418248, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418247, y=10737418248] [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)=10737418247, \old(y)=10737418248, a=10737418247, b=10737418248, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418247, y=10737418248] [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)=10737418247, \old(y)=10737418248, a=10737418247, b=10737418248, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418247, y=10737418248] [L97] COND TRUE hb > ha [L98] a = y [L99] b = x [L100] j = ha [L101] ha = hb [L102] hb = j VAL [\old(x)=10737418247, \old(y)=10737418248, a=10737418248, b=10737418247, ha=251658239, hb=-2, j=-2, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418247, y=10737418248] [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)=10737418247, \old(y)=10737418248, a=10737418263, b=10737418264, ha=251658239, hb=-2, j=-2, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418247, y=10737418248] [L231] RET, EXPR __ieee754_hypotf(x, y) VAL [__ieee754_hypotf(x, y)=10737418243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418247, y=10737418248] [L231] float res = __ieee754_hypotf(x, y); [L233] 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] [L233] RET, EXPR isinf_float(res) VAL [isinf_float(res)=0, one_sqrt=1, res=10737418243, tiny_sqrt=1/1000000000000000000000000000000, x=10737418247, y=10737418248] [L233] COND TRUE !isinf_float(res) [L234] __VERIFIER_error() VAL [one_sqrt=1, res=10737418243, tiny_sqrt=1/1000000000000000000000000000000, x=10737418247, y=10737418248] - 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 [2018-12-02 14:47:12,349 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:47:12,350 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:47:12,356 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:47:12,356 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:47:12,357 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:47:12,357 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:47:12,358 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:47:12,359 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:47:12,360 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:47:12,360 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:47:12,360 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:47:12,361 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:47:12,361 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:47:12,362 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:47:12,362 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:47:12,363 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:47:12,363 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:47:12,364 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:47:12,365 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:47:12,366 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:47:12,366 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:47:12,367 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:47:12,368 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:47:12,368 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:47:12,368 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:47:12,369 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:47:12,369 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:47:12,370 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:47:12,370 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:47:12,370 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:47:12,371 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:47:12,371 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:47:12,371 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:47:12,371 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:47:12,372 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:47:12,372 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-02 14:47:12,379 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:47:12,379 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:47:12,380 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:47:12,380 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:47:12,380 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:47:12,381 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:47:12,381 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 14:47:12,381 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:47:12,381 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:47:12,381 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:47:12,381 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:47:12,381 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:47:12,381 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:47:12,382 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:47:12,382 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 14:47:12,382 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 14:47:12,382 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:47:12,382 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:47:12,382 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:47:12,382 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:47:12,382 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:47:12,383 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:47:12,383 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:47:12,383 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:47:12,383 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:47:12,383 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:47:12,383 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:47:12,383 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:47:12,383 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-02 14:47:12,384 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:47:12,384 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 14:47:12,384 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 14:47:12,384 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_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fe31b16a9cb808afe0897c04a27b4a4516ff173 [2018-12-02 14:47:12,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:47:12,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:47:12,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:47:12,417 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:47:12,417 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:47:12,418 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270d_true-unreach-call.c [2018-12-02 14:47:12,462 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data/36de060e0/251461fc8cb645fcb252d8cd9da5e558/FLAG734aef1f9 [2018-12-02 14:47:12,806 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:47:12,807 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/sv-benchmarks/c/float-newlib/float_req_bl_1270d_true-unreach-call.c [2018-12-02 14:47:12,811 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data/36de060e0/251461fc8cb645fcb252d8cd9da5e558/FLAG734aef1f9 [2018-12-02 14:47:13,208 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/data/36de060e0/251461fc8cb645fcb252d8cd9da5e558 [2018-12-02 14:47:13,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:47:13,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:47:13,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:47:13,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:47:13,214 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:47:13,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdf94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13, skipping insertion in model container [2018-12-02 14:47:13,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:47:13,235 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:47:13,351 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:47:13,355 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:47:13,388 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:47:13,403 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:47:13,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13 WrapperNode [2018-12-02 14:47:13,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:47:13,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:47:13,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:47:13,404 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:47:13,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:47:13,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:47:13,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:47:13,422 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:47:13,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... [2018-12-02 14:47:13,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:47:13,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:47:13,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:47:13,492 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:47:13,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:47:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:47:13,523 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:47:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 14:47:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-12-02 14:47:13,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-12-02 14:47:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:47:13,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:47:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:47:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 14:47:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:47:13,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:47:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 14:47:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-12-02 14:47:13,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-12-02 14:47:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 14:47:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 14:47:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-02 14:47:13,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-02 14:47:13,621 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:47:13,765 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:47:13,789 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:47:14,045 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:47:14,857 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:47:14,857 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-02 14:47:14,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:47:14 BoogieIcfgContainer [2018-12-02 14:47:14,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:47:14,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:47:14,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:47:14,860 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:47:14,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:47:13" (1/3) ... [2018-12-02 14:47:14,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32db1d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:47:14, skipping insertion in model container [2018-12-02 14:47:14,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:47:13" (2/3) ... [2018-12-02 14:47:14,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32db1d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:47:14, skipping insertion in model container [2018-12-02 14:47:14,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:47:14" (3/3) ... [2018-12-02 14:47:14,862 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270d_true-unreach-call.c [2018-12-02 14:47:14,867 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:47:14,872 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:47:14,880 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:47:14,896 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 14:47:14,897 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:47:14,897 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:47:14,897 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:47:14,897 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:47:14,897 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:47:14,897 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:47:14,897 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:47:14,898 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:47:14,907 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-12-02 14:47:14,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 14:47:14,911 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:47:14,912 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] [2018-12-02 14:47:14,913 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:47:14,916 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:47:14,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1684593163, now seen corresponding path program 1 times [2018-12-02 14:47:14,919 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:47:14,919 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-02 14:47:14,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:47:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:47:14,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:47:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:47:14,996 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:47:15,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:47:15,006 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 14:47:15,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 14:47:15,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 14:47:15,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 14:47:15,018 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-12-02 14:47:15,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:47:15,037 INFO L93 Difference]: Finished difference Result 194 states and 311 transitions. [2018-12-02 14:47:15,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 14:47:15,038 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-12-02 14:47:15,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:47:15,044 INFO L225 Difference]: With dead ends: 194 [2018-12-02 14:47:15,044 INFO L226 Difference]: Without dead ends: 97 [2018-12-02 14:47:15,047 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 [2018-12-02 14:47:15,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-12-02 14:47:15,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-12-02 14:47:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-02 14:47:15,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 119 transitions. [2018-12-02 14:47:15,075 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 119 transitions. Word has length 27 [2018-12-02 14:47:15,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:47:15,075 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 119 transitions. [2018-12-02 14:47:15,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 14:47:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2018-12-02 14:47:15,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 14:47:15,076 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:47:15,077 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] [2018-12-02 14:47:15,077 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:47:15,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:47:15,077 INFO L82 PathProgramCache]: Analyzing trace with hash -592227502, now seen corresponding path program 1 times [2018-12-02 14:47:15,077 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:47:15,078 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-02 14:47:15,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:47:15,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:47:15,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:47:17,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:47:17,575 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:47:17,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:47:17,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2018-12-02 14:47:17,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-02 14:47:17,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-02 14:47:17,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2018-12-02 14:47:17,586 INFO L87 Difference]: Start difference. First operand 97 states and 119 transitions. Second operand 17 states. [2018-12-02 14:47:25,671 WARN L180 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2018-12-02 14:48:05,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:48:05,453 INFO L93 Difference]: Finished difference Result 189 states and 234 transitions. [2018-12-02 14:48:05,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 14:48:05,498 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 32 [2018-12-02 14:48:05,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:48:05,501 INFO L225 Difference]: With dead ends: 189 [2018-12-02 14:48:05,501 INFO L226 Difference]: Without dead ends: 182 [2018-12-02 14:48:05,502 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=99, Invalid=657, Unknown=0, NotChecked=0, Total=756 [2018-12-02 14:48:05,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-12-02 14:48:05,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 102. [2018-12-02 14:48:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-12-02 14:48:05,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 124 transitions. [2018-12-02 14:48:05,516 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 124 transitions. Word has length 32 [2018-12-02 14:48:05,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:48:05,517 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 124 transitions. [2018-12-02 14:48:05,517 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-02 14:48:05,517 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 124 transitions. [2018-12-02 14:48:05,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 14:48:05,518 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:48:05,518 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] [2018-12-02 14:48:05,518 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:48:05,518 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:48:05,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1708595088, now seen corresponding path program 1 times [2018-12-02 14:48:05,519 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:48:05,519 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-02 14:48:05,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:48:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:48:05,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:48:05,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:48:05,930 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:48:05,938 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:48:05,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 14:48:05,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:48:05,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:48:05,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:48:05,940 INFO L87 Difference]: Start difference. First operand 102 states and 124 transitions. Second operand 9 states. [2018-12-02 14:48:49,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:48:49,757 INFO L93 Difference]: Finished difference Result 198 states and 241 transitions. [2018-12-02 14:48:49,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 14:48:49,799 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2018-12-02 14:48:49,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:48:49,800 INFO L225 Difference]: With dead ends: 198 [2018-12-02 14:48:49,800 INFO L226 Difference]: Without dead ends: 149 [2018-12-02 14:48:49,801 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2018-12-02 14:48:49,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-12-02 14:48:49,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 112. [2018-12-02 14:48:49,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-12-02 14:48:49,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 134 transitions. [2018-12-02 14:48:49,811 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 134 transitions. Word has length 32 [2018-12-02 14:48:49,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:48:49,811 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 134 transitions. [2018-12-02 14:48:49,811 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:48:49,811 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 134 transitions. [2018-12-02 14:48:49,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 14:48:49,812 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:48:49,812 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:48:49,812 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:48:49,812 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:48:49,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1956568480, now seen corresponding path program 1 times [2018-12-02 14:48:49,813 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:48:49,813 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-12-02 14:48:49,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:48:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:48:49,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:48:49,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:48:49,960 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:48:49,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:48:49,968 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 14:48:49,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 14:48:49,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 14:48:49,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 14:48:49,969 INFO L87 Difference]: Start difference. First operand 112 states and 134 transitions. Second operand 8 states. [2018-12-02 14:49:10,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:49:10,900 INFO L93 Difference]: Finished difference Result 183 states and 218 transitions. [2018-12-02 14:49:10,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 14:49:10,950 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2018-12-02 14:49:10,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:49:10,952 INFO L225 Difference]: With dead ends: 183 [2018-12-02 14:49:10,952 INFO L226 Difference]: Without dead ends: 111 [2018-12-02 14:49:10,953 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-12-02 14:49:10,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-12-02 14:49:10,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 97. [2018-12-02 14:49:10,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-02 14:49:10,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 117 transitions. [2018-12-02 14:49:10,966 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 117 transitions. Word has length 35 [2018-12-02 14:49:10,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:49:10,966 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 117 transitions. [2018-12-02 14:49:10,966 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 14:49:10,966 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 117 transitions. [2018-12-02 14:49:10,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 14:49:10,967 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:49:10,968 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] [2018-12-02 14:49:10,968 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:49:10,968 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:49:10,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1068264538, now seen corresponding path program 1 times [2018-12-02 14:49:10,969 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:49:10,969 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-12-02 14:49:10,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:49:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:49:11,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:49:11,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:49:11,200 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:49:11,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:49:11,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 14:49:11,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:49:11,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:49:11,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:49:11,209 INFO L87 Difference]: Start difference. First operand 97 states and 117 transitions. Second operand 9 states. [2018-12-02 14:49:23,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:49:23,552 INFO L93 Difference]: Finished difference Result 125 states and 147 transitions. [2018-12-02 14:49:23,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 14:49:23,603 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 37 [2018-12-02 14:49:23,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:49:23,604 INFO L225 Difference]: With dead ends: 125 [2018-12-02 14:49:23,604 INFO L226 Difference]: Without dead ends: 111 [2018-12-02 14:49:23,604 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-12-02 14:49:23,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-12-02 14:49:23,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 106. [2018-12-02 14:49:23,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-12-02 14:49:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 128 transitions. [2018-12-02 14:49:23,615 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 128 transitions. Word has length 37 [2018-12-02 14:49:23,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:49:23,616 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 128 transitions. [2018-12-02 14:49:23,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:49:23,616 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 128 transitions. [2018-12-02 14:49:23,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 14:49:23,617 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:49:23,617 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] [2018-12-02 14:49:23,617 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:49:23,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:49:23,618 INFO L82 PathProgramCache]: Analyzing trace with hash 57147288, now seen corresponding path program 1 times [2018-12-02 14:49:23,618 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:49:23,618 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-12-02 14:49:23,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:49:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:49:23,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:49:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:49:24,140 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:49:24,147 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:49:24,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-12-02 14:49:24,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 14:49:24,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 14:49:24,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2018-12-02 14:49:24,148 INFO L87 Difference]: Start difference. First operand 106 states and 128 transitions. Second operand 16 states. [2018-12-02 14:49:34,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:49:34,759 INFO L93 Difference]: Finished difference Result 121 states and 143 transitions. [2018-12-02 14:49:34,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 14:49:34,760 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 37 [2018-12-02 14:49:34,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:49:34,761 INFO L225 Difference]: With dead ends: 121 [2018-12-02 14:49:34,761 INFO L226 Difference]: Without dead ends: 112 [2018-12-02 14:49:34,761 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=94, Invalid=662, Unknown=0, NotChecked=0, Total=756 [2018-12-02 14:49:34,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-12-02 14:49:34,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 106. [2018-12-02 14:49:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-12-02 14:49:34,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 127 transitions. [2018-12-02 14:49:34,770 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 127 transitions. Word has length 37 [2018-12-02 14:49:34,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:49:34,770 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 127 transitions. [2018-12-02 14:49:34,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 14:49:34,770 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 127 transitions. [2018-12-02 14:49:34,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 14:49:34,771 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:49:34,771 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] [2018-12-02 14:49:34,771 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:49:34,771 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:49:34,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1222716390, now seen corresponding path program 1 times [2018-12-02 14:49:34,772 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:49:34,772 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-12-02 14:49:34,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:49:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:49:34,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:49:34,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:49:34,947 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:49:34,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:49:34,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 14:49:34,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 14:49:34,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 14:49:34,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 14:49:34,957 INFO L87 Difference]: Start difference. First operand 106 states and 127 transitions. Second operand 8 states. [2018-12-02 14:49:43,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:49:43,125 INFO L93 Difference]: Finished difference Result 160 states and 187 transitions. [2018-12-02 14:49:43,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 14:49:43,177 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-12-02 14:49:43,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:49:43,178 INFO L225 Difference]: With dead ends: 160 [2018-12-02 14:49:43,178 INFO L226 Difference]: Without dead ends: 99 [2018-12-02 14:49:43,179 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-12-02 14:49:43,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-12-02 14:49:43,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2018-12-02 14:49:43,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-02 14:49:43,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 115 transitions. [2018-12-02 14:49:43,185 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 115 transitions. Word has length 37 [2018-12-02 14:49:43,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:49:43,185 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 115 transitions. [2018-12-02 14:49:43,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 14:49:43,186 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 115 transitions. [2018-12-02 14:49:43,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 14:49:43,186 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:49:43,186 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] [2018-12-02 14:49:43,186 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:49:43,187 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:49:43,187 INFO L82 PathProgramCache]: Analyzing trace with hash -737173796, now seen corresponding path program 1 times [2018-12-02 14:49:43,187 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:49:43,187 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-12-02 14:49:43,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:49:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:49:43,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:49:43,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:49:43,594 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:49:43,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:49:43,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-12-02 14:49:43,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-02 14:49:43,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-02 14:49:43,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2018-12-02 14:49:43,604 INFO L87 Difference]: Start difference. First operand 97 states and 115 transitions. Second operand 15 states. [2018-12-02 14:50:06,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:50:06,104 INFO L93 Difference]: Finished difference Result 104 states and 122 transitions. [2018-12-02 14:50:06,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 14:50:06,105 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 37 [2018-12-02 14:50:06,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:50:06,106 INFO L225 Difference]: With dead ends: 104 [2018-12-02 14:50:06,106 INFO L226 Difference]: Without dead ends: 94 [2018-12-02 14:50:06,106 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=88, Invalid=562, Unknown=0, NotChecked=0, Total=650 [2018-12-02 14:50:06,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-12-02 14:50:06,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2018-12-02 14:50:06,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-12-02 14:50:06,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 110 transitions. [2018-12-02 14:50:06,113 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 110 transitions. Word has length 37 [2018-12-02 14:50:06,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:50:06,113 INFO L480 AbstractCegarLoop]: Abstraction has 94 states and 110 transitions. [2018-12-02 14:50:06,113 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-02 14:50:06,113 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 110 transitions. [2018-12-02 14:50:06,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 14:50:06,114 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:50:06,114 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, 1, 1, 1] [2018-12-02 14:50:06,114 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:50:06,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:50:06,114 INFO L82 PathProgramCache]: Analyzing trace with hash 184471245, now seen corresponding path program 1 times [2018-12-02 14:50:06,114 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:50:06,114 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-12-02 14:50:06,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:50:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:50:06,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:50:06,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:50:06,383 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:50:06,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:50:06,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 14:50:06,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:50:06,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:50:06,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:50:06,392 INFO L87 Difference]: Start difference. First operand 94 states and 110 transitions. Second operand 9 states. [2018-12-02 14:50:17,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:50:17,614 INFO L93 Difference]: Finished difference Result 94 states and 110 transitions. [2018-12-02 14:50:17,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 14:50:17,658 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-12-02 14:50:17,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:50:17,659 INFO L225 Difference]: With dead ends: 94 [2018-12-02 14:50:17,659 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 14:50:17,659 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-12-02 14:50:17,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 14:50:17,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 14:50:17,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 14:50:17,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 14:50:17,660 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2018-12-02 14:50:17,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:50:17,660 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 14:50:17,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:50:17,660 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 14:50:17,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 14:50:17,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 14:50:17,976 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 19 [2018-12-02 14:50:18,458 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 19 [2018-12-02 14:50:18,644 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 19 [2018-12-02 14:50:18,977 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 36 [2018-12-02 14:50:18,979 INFO L448 ceAbstractionStarter]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2018-12-02 14:50:18,979 INFO L444 ceAbstractionStarter]: At program point L213-2(lines 213 217) the Hoare annotation is: (= |isinf_float_#in~x| isinf_float_~x) [2018-12-02 14:50:18,979 INFO L448 ceAbstractionStarter]: For program point L213-3(lines 213 217) no Hoare annotation was computed. [2018-12-02 14:50:18,979 INFO L451 ceAbstractionStarter]: At program point isinf_floatENTRY(lines 211 220) the Hoare annotation is: true [2018-12-02 14:50:18,979 INFO L448 ceAbstractionStarter]: For program point isinf_floatEXIT(lines 211 220) no Hoare annotation was computed. [2018-12-02 14:50:18,979 INFO L448 ceAbstractionStarter]: For program point isinf_floatFINAL(lines 211 220) no Hoare annotation was computed. [2018-12-02 14:50:18,979 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:50:18,979 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:50:18,980 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:50:18,980 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:50:18,980 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-02 14:50:18,980 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:50:18,980 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:50:18,980 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 222 238) the Hoare annotation is: true [2018-12-02 14:50:18,980 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 222 238) no Hoare annotation was computed. [2018-12-02 14:50:18,980 INFO L448 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2018-12-02 14:50:18,980 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 234) no Hoare annotation was computed. [2018-12-02 14:50:18,980 INFO L444 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (and (= main_~y~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (exists ((v___ieee754_hypotf_~ha~0_24 (_ BitVec 32)) (v___ieee754_hypotf_~hb~0_25 (_ BitVec 32))) (let ((.cse1 (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_25)) (.cse0 (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_24))) (and (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_25) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_25) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_25)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (bvsgt (bvadd (bvneg .cse0) .cse1) (_ bv251658240 32)) (= (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) main_~res~0))))) [2018-12-02 14:50:18,980 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 222 238) no Hoare annotation was computed. [2018-12-02 14:50:18,981 INFO L448 ceAbstractionStarter]: For program point L233-1(lines 233 236) no Hoare annotation was computed. [2018-12-02 14:50:18,981 INFO L444 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (= main_~y~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) [2018-12-02 14:50:18,981 INFO L448 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2018-12-02 14:50:18,981 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 126 127) no Hoare annotation was computed. [2018-12-02 14:50:18,981 INFO L448 ceAbstractionStarter]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2018-12-02 14:50:18,981 INFO L444 ceAbstractionStarter]: At program point L85-2(lines 85 89) the Hoare annotation is: (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) [2018-12-02 14:50:18,981 INFO L448 ceAbstractionStarter]: For program point L85-3(lines 85 89) no Hoare annotation was computed. [2018-12-02 14:50:18,981 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2018-12-02 14:50:18,981 INFO L444 ceAbstractionStarter]: At program point L176-2(lines 176 180) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_34) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) |__ieee754_hypotf_#in~y|)))) [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point L176-3(lines 176 180) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 185 189) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L444 ceAbstractionStarter]: At program point L185-2(lines 185 189) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_34) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) |__ieee754_hypotf_#in~y|)))) [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point L185-3(lines 185 189) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L444 ceAbstractionStarter]: At program point L161-2(lines 161 165) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_34) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) |__ieee754_hypotf_#in~y|)))) [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point __ieee754_hypotfFINAL(lines 81 208) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 172) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point L112(lines 112 116) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point L112-1(lines 81 208) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point L112-2(lines 81 208) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L448 ceAbstractionStarter]: For program point __ieee754_hypotfEXIT(lines 81 208) no Hoare annotation was computed. [2018-12-02 14:50:18,982 INFO L451 ceAbstractionStarter]: At program point __ieee754_hypotfENTRY(lines 81 208) the Hoare annotation is: true [2018-12-02 14:50:18,983 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 144) no Hoare annotation was computed. [2018-12-02 14:50:18,983 INFO L448 ceAbstractionStarter]: For program point L121-1(lines 81 208) no Hoare annotation was computed. [2018-12-02 14:50:18,983 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 171) no Hoare annotation was computed. [2018-12-02 14:50:18,983 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 106) no Hoare annotation was computed. [2018-12-02 14:50:18,983 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 129) no Hoare annotation was computed. [2018-12-02 14:50:18,983 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 143) no Hoare annotation was computed. [2018-12-02 14:50:18,983 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 121 144) no Hoare annotation was computed. [2018-12-02 14:50:18,983 INFO L444 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_34) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) |__ieee754_hypotf_#in~y|)))) [2018-12-02 14:50:18,983 INFO L448 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-12-02 14:50:18,983 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 171) no Hoare annotation was computed. [2018-12-02 14:50:18,984 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 111) no Hoare annotation was computed. [2018-12-02 14:50:18,984 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 81 208) no Hoare annotation was computed. [2018-12-02 14:50:18,984 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 125) no Hoare annotation was computed. [2018-12-02 14:50:18,984 INFO L448 ceAbstractionStarter]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2018-12-02 14:50:18,984 INFO L448 ceAbstractionStarter]: For program point L124-2(lines 122 129) no Hoare annotation was computed. [2018-12-02 14:50:18,984 INFO L444 ceAbstractionStarter]: At program point L91-2(lines 91 95) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~ha~0_29 (_ BitVec 32))) (= __ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_29)))) [2018-12-02 14:50:18,984 INFO L448 ceAbstractionStarter]: For program point L91-3(lines 91 95) no Hoare annotation was computed. [2018-12-02 14:50:18,984 INFO L444 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_34) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) |__ieee754_hypotf_#in~y|)))) [2018-12-02 14:50:18,984 INFO L448 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-12-02 14:50:18,984 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 149 153) no Hoare annotation was computed. [2018-12-02 14:50:18,984 INFO L444 ceAbstractionStarter]: At program point L149-2(lines 149 153) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_34) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) |__ieee754_hypotf_#in~y|)))) [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L149-3(lines 149 153) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 170) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L166-1(lines 157 171) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L444 ceAbstractionStarter]: At program point L191-2(lines 191 195) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_34) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) |__ieee754_hypotf_#in~y|)))) [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L191-3(lines 191 195) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 198) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L175-2(lines 81 208) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 200 204) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L444 ceAbstractionStarter]: At program point L200-2(lines 200 204) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_34) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) |__ieee754_hypotf_#in~y|)))) [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L200-3(lines 200 204) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L444 ceAbstractionStarter]: At program point L134-2(lines 134 138) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~y| __ieee754_hypotf_~y) (exists ((v___ieee754_hypotf_~hb~0_34 (_ BitVec 32))) (and (not (= (bvadd (bvand (_ bv2147483647 32) v___ieee754_hypotf_~hb~0_34) (_ bv2155872256 32)) (_ bv0 32))) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~hb~0_34) ((_ extract 30 23) v___ieee754_hypotf_~hb~0_34) ((_ extract 22 0) v___ieee754_hypotf_~hb~0_34)) |__ieee754_hypotf_#in~y|)))) [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L35-2(lines 35 39) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 32) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L448 ceAbstractionStarter]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2018-12-02 14:50:18,985 INFO L451 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: true [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 73 77) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L451 ceAbstractionStarter]: At program point L73-2(lines 73 77) the Hoare annotation is: true [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L36-2(lines 36 37) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L451 ceAbstractionStarter]: At program point L36-3(lines 36 37) the Hoare annotation is: true [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 68) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L36-4(lines 36 37) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 70) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L451 ceAbstractionStarter]: At program point __ieee754_sqrtfENTRY(lines 14 79) the Hoare annotation is: true [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfFINAL(lines 14 79) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 30) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfEXIT(lines 14 79) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L451 ceAbstractionStarter]: At program point L50-2(lines 50 59) the Hoare annotation is: true [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L50-3(lines 14 79) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L26(lines 26 27) no Hoare annotation was computed. [2018-12-02 14:50:18,986 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 39) no Hoare annotation was computed. [2018-12-02 14:50:18,992 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,992 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,992 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,992 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,995 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,996 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,996 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,996 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,997 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,997 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,997 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,997 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,997 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,998 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,998 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,998 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,998 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-02 14:50:18,999 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-02 14:50:18,999 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,999 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,999 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:18,999 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,000 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,001 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,002 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,002 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,002 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,002 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,002 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,002 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,002 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,003 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,003 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,003 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,003 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,003 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,004 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,004 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,004 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,004 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,004 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,004 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,005 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,005 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,005 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,005 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,005 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:50:19 BoogieIcfgContainer [2018-12-02 14:50:19,007 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:50:19,007 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:50:19,007 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:50:19,007 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:50:19,008 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:47:14" (3/4) ... [2018-12-02 14:50:19,011 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 14:50:19,016 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_float [2018-12-02 14:50:19,016 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 14:50:19,016 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 14:50:19,017 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_hypotf [2018-12-02 14:50:19,017 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-12-02 14:50:19,022 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-12-02 14:50:19,022 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-12-02 14:50:19,022 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 14:50:19,022 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 14:50:19,039 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y [2018-12-02 14:50:19,039 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-02 14:50:19,040 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(y) == y && (\exists v___ieee754_hypotf_~ha~0_29 : bv32 :: ha == ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_29)) [2018-12-02 14:50:19,050 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4597dcfc-b6d3-42e9-8a74-ad8070c909ce/bin-2019/uautomizer/witness.graphml [2018-12-02 14:50:19,050 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:50:19,051 INFO L168 Benchmark]: Toolchain (without parser) took 185840.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.1 MB). Free memory was 943.4 MB in the beginning and 915.8 MB in the end (delta: 27.5 MB). Peak memory consumption was 223.6 MB. Max. memory is 11.5 GB. [2018-12-02 14:50:19,051 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-12-02 14:50:19,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.85 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 14:50:19,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.35 ms. Allocated memory is still 1.0 GB. Free memory was 927.3 MB in the beginning and 921.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:50:19,052 INFO L168 Benchmark]: Boogie Preprocessor took 69.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:50:19,052 INFO L168 Benchmark]: RCFGBuilder took 1366.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 11.5 GB. [2018-12-02 14:50:19,052 INFO L168 Benchmark]: TraceAbstraction took 184148.70 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.5 MB). Free memory was 1.1 GB in the beginning and 915.8 MB in the end (delta: 161.8 MB). Peak memory consumption was 216.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:50:19,052 INFO L168 Benchmark]: Witness Printer took 42.97 ms. Allocated memory is still 1.2 GB. Free memory is still 915.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:50:19,054 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 191.85 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.35 ms. Allocated memory is still 1.0 GB. Free memory was 927.3 MB in the beginning and 921.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1366.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 184148.70 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.5 MB). Free memory was 1.1 GB in the beginning and 915.8 MB in the end (delta: 161.8 MB). Peak memory consumption was 216.3 MB. Max. memory is 11.5 GB. * Witness Printer took 42.97 ms. Allocated memory is still 1.2 GB. Free memory is still 915.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,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_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 234]: 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 [2018-12-02 14:50:19,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,057 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_34 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, v___ieee754_hypotf_~hb~0_34), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_34[31:31], v___ieee754_hypotf_~hb~0_34[30:23], v___ieee754_hypotf_~hb~0_34[22:0]) == \old(y)) - InvariantResult [Line: 134]: Loop Invariant [2018-12-02 14:50:19,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_34 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, v___ieee754_hypotf_~hb~0_34), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_34[31:31], v___ieee754_hypotf_~hb~0_34[30:23], v___ieee754_hypotf_~hb~0_34[22:0]) == \old(y)) - InvariantResult [Line: 91]: Loop Invariant [2018-12-02 14:50:19,058 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-12-02 14:50:19,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~ha~0_29 : bv32 :: ha == ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_29)) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant [2018-12-02 14:50:19,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,059 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_34 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, v___ieee754_hypotf_~hb~0_34), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_34[31:31], v___ieee754_hypotf_~hb~0_34[30:23], v___ieee754_hypotf_~hb~0_34[22:0]) == \old(y)) - 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 [2018-12-02 14:50:19,060 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,060 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,060 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,060 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,060 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,060 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,060 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,060 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_34 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, v___ieee754_hypotf_~hb~0_34), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_34[31:31], v___ieee754_hypotf_~hb~0_34[30:23], v___ieee754_hypotf_~hb~0_34[22:0]) == \old(y)) - InvariantResult [Line: 161]: Loop Invariant [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_34 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, v___ieee754_hypotf_~hb~0_34), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_34[31:31], v___ieee754_hypotf_~hb~0_34[30:23], v___ieee754_hypotf_~hb~0_34[22:0]) == \old(y)) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: \old(y) == y - InvariantResult [Line: 149]: Loop Invariant [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,061 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_34 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, v___ieee754_hypotf_~hb~0_34), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_34[31:31], v___ieee754_hypotf_~hb~0_34[30:23], v___ieee754_hypotf_~hb~0_34[22:0]) == \old(y)) - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,062 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,063 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,063 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] [2018-12-02 14:50:19,063 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~hb~0_34,QUANTIFIED] Derived loop invariant: \old(y) == y && (\exists v___ieee754_hypotf_~hb~0_34 : bv32 :: !(~bvadd64(~bvand32(2147483647bv32, v___ieee754_hypotf_~hb~0_34), 2155872256bv32) == 0bv32) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~hb~0_34[31:31], v___ieee754_hypotf_~hb~0_34[30:23], v___ieee754_hypotf_~hb~0_34[22:0]) == \old(y)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 1 error locations. SAFE Result, 184.0s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 177.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1019 SDtfs, 1210 SDslu, 6751 SDs, 0 SdLazy, 2228 SolverSat, 94 SolverUnsat, 59 SolverUnknown, 0 SolverNotchecked, 167.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 365 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 10.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=3, 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, 9 MinimizatonAttempts, 144 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 101 PreInvPairs, 197 NumberOfFragments, 310 HoareAnnotationTreeSize, 101 FomulaSimplifications, 6977 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 801 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 314 NumberOfCodeBlocks, 314 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 305 ConstructedInterpolants, 119 QuantifiedInterpolants, 111004 SizeOfPredicates, 43 NumberOfNonLiveVariables, 1015 ConjunctsInSsa, 120 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...