./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 24454a63dcbe037d3881b00d978ef052e2dccebf .............................................................................................................................................................................................................................................................................................................................................................................................................. 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_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 24454a63dcbe037d3881b00d978ef052e2dccebf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:54:11,591 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:54:11,592 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:54:11,598 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:54:11,599 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:54:11,599 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:54:11,600 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:54:11,601 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:54:11,603 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:54:11,603 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:54:11,604 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:54:11,604 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:54:11,605 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:54:11,605 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:54:11,606 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:54:11,606 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:54:11,607 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:54:11,607 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:54:11,609 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:54:11,610 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:54:11,611 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:54:11,611 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:54:11,613 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:54:11,613 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:54:11,613 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:54:11,614 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:54:11,614 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:54:11,615 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:54:11,615 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:54:11,616 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:54:11,616 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:54:11,616 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:54:11,616 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:54:11,616 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:54:11,617 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:54:11,617 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:54:11,618 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:54:11,625 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:54:11,625 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:54:11,626 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:54:11,626 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:54:11,626 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:54:11,626 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:54:11,627 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:54:11,627 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:54:11,627 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:54:11,627 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:54:11,627 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:54:11,627 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:54:11,627 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:54:11,628 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:54:11,628 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:54:11,628 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:54:11,628 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:54:11,628 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:54:11,628 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:54:11,628 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:54:11,629 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:54:11,629 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:54:11,629 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:54:11,629 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:54:11,629 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:54:11,629 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:54:11,629 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:54:11,630 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:54:11,630 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:54:11,630 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:54:11,630 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_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 -> 24454a63dcbe037d3881b00d978ef052e2dccebf [2018-11-28 12:54:11,655 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:54:11,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:54:11,665 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:54:11,666 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:54:11,666 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:54:11,667 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c [2018-11-28 12:54:11,705 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data/865196ea8/9866e2519dbc4794a7f13257082633ab/FLAG8facc37d2 [2018-11-28 12:54:12,146 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:54:12,146 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c [2018-11-28 12:54:12,154 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data/865196ea8/9866e2519dbc4794a7f13257082633ab/FLAG8facc37d2 [2018-11-28 12:54:12,164 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data/865196ea8/9866e2519dbc4794a7f13257082633ab [2018-11-28 12:54:12,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:54:12,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:54:12,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:54:12,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:54:12,170 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:54:12,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4113b024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12, skipping insertion in model container [2018-11-28 12:54:12,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:54:12,204 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:54:12,438 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:54:12,463 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:54:12,529 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:54:12,558 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:54:12,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12 WrapperNode [2018-11-28 12:54:12,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:54:12,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:54:12,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:54:12,560 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:54:12,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:54:12,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:54:12,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:54:12,590 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:54:12,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... [2018-11-28 12:54:12,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:54:12,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:54:12,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:54:12,665 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:54:12,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 [2018-11-28 12:54:12,712 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-11-28 12:54:12,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-11-28 12:54:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-11-28 12:54:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-11-28 12:54:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:54:12,713 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:54:12,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:54:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2018-11-28 12:54:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2018-11-28 12:54:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure tan_float [2018-11-28 12:54:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure tan_float [2018-11-28 12:54:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-28 12:54:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 12:54:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:54:12,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:54:12,714 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-28 12:54:12,715 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-28 12:54:12,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-28 12:54:12,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:54:12,715 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-11-28 12:54:12,715 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-11-28 12:54:12,715 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-11-28 12:54:12,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-11-28 12:54:12,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:54:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:54:12,716 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-11-28 12:54:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-11-28 12:54:12,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 12:54:12,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-11-28 12:54:12,716 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-11-28 12:54:12,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-11-28 12:54:12,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 12:54:13,682 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:54:13,682 INFO L280 CfgBuilder]: Removed 65 assue(true) statements. [2018-11-28 12:54:13,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:54:13 BoogieIcfgContainer [2018-11-28 12:54:13,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:54:13,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:54:13,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:54:13,685 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:54:13,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:54:12" (1/3) ... [2018-11-28 12:54:13,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13db9210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:54:13, skipping insertion in model container [2018-11-28 12:54:13,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:12" (2/3) ... [2018-11-28 12:54:13,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13db9210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:54:13, skipping insertion in model container [2018-11-28 12:54:13,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:54:13" (3/3) ... [2018-11-28 12:54:13,687 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0530a_true-unreach-call.c [2018-11-28 12:54:13,694 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:54:13,700 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:54:13,710 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:54:13,732 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:54:13,733 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:54:13,733 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:54:13,733 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:54:13,733 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:54:13,733 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:54:13,734 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:54:13,734 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:54:13,734 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:54:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states. [2018-11-28 12:54:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-28 12:54:13,755 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:13,756 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:54:13,758 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:13,761 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:13,761 INFO L82 PathProgramCache]: Analyzing trace with hash -437910547, now seen corresponding path program 1 times [2018-11-28 12:54:13,762 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:13,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:13,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:13,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:13,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:13,943 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:13,943 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:54:13,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:54:13,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:54:13,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:54:13,955 INFO L87 Difference]: Start difference. First operand 271 states. Second operand 2 states. [2018-11-28 12:54:13,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:13,997 INFO L93 Difference]: Finished difference Result 534 states and 867 transitions. [2018-11-28 12:54:13,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:54:13,998 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-11-28 12:54:13,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:14,009 INFO L225 Difference]: With dead ends: 534 [2018-11-28 12:54:14,009 INFO L226 Difference]: Without dead ends: 267 [2018-11-28 12:54:14,015 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 [2018-11-28 12:54:14,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-11-28 12:54:14,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2018-11-28 12:54:14,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-11-28 12:54:14,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 360 transitions. [2018-11-28 12:54:14,064 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 360 transitions. Word has length 18 [2018-11-28 12:54:14,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:14,064 INFO L480 AbstractCegarLoop]: Abstraction has 267 states and 360 transitions. [2018-11-28 12:54:14,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:54:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 360 transitions. [2018-11-28 12:54:14,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 12:54:14,066 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:14,066 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:54:14,067 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:14,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:14,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1493062156, now seen corresponding path program 1 times [2018-11-28 12:54:14,067 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:14,067 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:14,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:14,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:14,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:54:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:54:14,169 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 12:54:14,198 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450978 could not be translated for associated CType ARRAY#_3_~INT# [2018-11-28 12:54:14,199 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450950 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-28 12:54:14,199 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450960 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-28 12:54:14,199 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450948 could not be translated for associated CType ARRAY#_3_~INT# [2018-11-28 12:54:14,200 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450962 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-11-28 12:54:14,200 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450965 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-11-28 12:54:14,200 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450983 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-11-28 12:54:14,202 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450951 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-11-28 12:54:14,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:54:14 BoogieIcfgContainer [2018-11-28 12:54:14,215 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:54:14,216 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:54:14,216 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:54:14,216 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:54:14,216 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:54:13" (3/4) ... [2018-11-28 12:54:14,219 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:54:14,219 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:54:14,219 INFO L168 Benchmark]: Toolchain (without parser) took 2053.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 945.3 MB in the beginning and 913.6 MB in the end (delta: 31.7 MB). Peak memory consumption was 159.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:14,222 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 974.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:54:14,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:14,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.84 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:14,223 INFO L168 Benchmark]: Boogie Preprocessor took 75.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:14,224 INFO L168 Benchmark]: RCFGBuilder took 1017.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.0 MB in the end (delta: 117.8 MB). Peak memory consumption was 117.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:14,224 INFO L168 Benchmark]: TraceAbstraction took 532.08 ms. Allocated memory is still 1.2 GB. Free memory was 978.0 MB in the beginning and 916.3 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:14,225 INFO L168 Benchmark]: Witness Printer took 3.47 ms. Allocated memory is still 1.2 GB. Free memory was 916.3 MB in the beginning and 913.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:14,228 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 974.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 391.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.84 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1017.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.0 MB in the end (delta: 117.8 MB). Peak memory consumption was 117.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 532.08 ms. Allocated memory is still 1.2 GB. Free memory was 978.0 MB in the beginning and 916.3 MB in the end (delta: 61.7 MB). Peak memory consumption was 61.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.47 ms. Allocated memory is still 1.2 GB. Free memory was 916.3 MB in the beginning and 913.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450978 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450950 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450960 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450948 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450962 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450965 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450983 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450951 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 627]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 626, overapproximation of someUnaryDOUBLEoperation at line 495, overapproximation of bitwiseAnd at line 589, overapproximation of someBinaryArithmeticFLOAToperation at line 594. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L77-L79] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L147] static const int init_jk_krempio[] = {4, 7, 9}; [L149-L153] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L155-L157] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L332-L350] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L352-L358] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L360-L369] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L489-L497] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [\old(half_rempio)=6442450958, \old(huge_floor)=6442450973, \old(huge_scalbn)=6442450967, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=6442450961, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_krempio)=6442450982, \old(one_ktan)=6442450956, \old(pio2_1_rempio)=6442450947, \old(pio2_1t_rempio)=6442450954, \old(pio2_2_rempio)=6442450986, \old(pio2_2t_rempio)=6442450964, \old(pio2_3_rempio)=6442450974, \old(pio2_3t_rempio)=6442450953, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(pio4_ktan)=6442450976, \old(pio4lo_ktan)=6442450949, \old(T_ktan)=6442450972, \old(T_ktan)=6442450957, \old(tiny_scalbn)=6442450985, \old(two25_scalbn)=6442450963, \old(two8_krempio)=6442450979, \old(two8_rempio)=6442450988, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom25_scalbn)=6442450975, \old(twon8_krempio)=6442450968, \old(zero_krempio)=6442450969, \old(zero_rempio)=6442450981, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L622] float x = 0.0f; VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L623] CALL, EXPR tan_float(x) VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L580] float y[2], z = 0.0; [L581] __int32_t n, ix; VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450971:0}, z=0, zero_krempio=0, zero_rempio=0] [L584] ieee_float_shape_type gf_u; [L585] gf_u.value = (x) [L586] EXPR gf_u.word [L586] (ix) = gf_u.word [L589] ix &= 0x7fffffff VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450971:0}, z=0, zero_krempio=0, zero_rempio=0] [L590] COND FALSE !(ix <= 0x3f490fda) VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, y={6442450971:0}, z=0, zero_krempio=0, zero_rempio=0] [L593] COND TRUE !((ix) < 0x7f800000L) [L594] return x - x; [L594] return x - x; VAL [\old(x)=0, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, z=0, zero_krempio=0, zero_rempio=0] [L623] RET, EXPR tan_float(x) VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={6442450970:0}, tan_float(x)=6442450980, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L623] float res = tan_float(x); [L626] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=6442450980, res == 0.0f && __signbit_float(res) == 0=0, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] [L626] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L627] __VERIFIER_error() VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={6442450946:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={6442450984:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={6442450959:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=6442450980, T_ktan={6442450970:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6442450952:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=0, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 271 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 364 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=271occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 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 0.1.23-0cd3be1 [2018-11-28 12:54:15,694 INFO L170 SettingsManager]: Resetting all preferences to default values... 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[2018-11-28 12:54:15,722 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:54:15,722 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:54:15,723 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:54:15,723 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:54:15,724 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:54:15,724 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:54:15,726 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:54:15,726 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:54:15,726 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:54:15,727 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:54:15,727 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:54:15,727 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:54:15,728 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:54:15,728 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 12:54:15,739 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:54:15,739 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:54:15,740 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:54:15,740 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:54:15,740 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:54:15,741 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:54:15,741 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:54:15,742 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:54:15,742 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:54:15,742 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:54:15,742 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:54:15,742 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:54:15,742 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:54:15,742 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:54:15,742 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 12:54:15,743 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 12:54:15,743 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:54:15,743 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:54:15,743 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:54:15,743 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:54:15,743 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:54:15,743 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:54:15,744 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:54:15,744 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:54:15,744 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:54:15,744 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:54:15,744 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:54:15,744 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:54:15,744 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 12:54:15,745 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:54:15,747 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 12:54:15,747 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 12:54:15,747 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_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 -> 24454a63dcbe037d3881b00d978ef052e2dccebf [2018-11-28 12:54:15,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:54:15,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:54:15,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:54:15,784 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:54:15,785 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:54:15,785 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c [2018-11-28 12:54:15,832 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data/935541046/cc99f76411ac453bacef0636b93dbf64/FLAG55f959203 [2018-11-28 12:54:16,194 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:54:16,195 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/sv-benchmarks/c/float-newlib/float_req_bl_0530a_true-unreach-call.c [2018-11-28 12:54:16,200 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data/935541046/cc99f76411ac453bacef0636b93dbf64/FLAG55f959203 [2018-11-28 12:54:16,587 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/data/935541046/cc99f76411ac453bacef0636b93dbf64 [2018-11-28 12:54:16,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:54:16,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:54:16,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:54:16,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:54:16,593 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:54:16,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:54:16" (1/1) ... [2018-11-28 12:54:16,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7513fc0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:16, skipping insertion in model container [2018-11-28 12:54:16,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:54:16" (1/1) ... [2018-11-28 12:54:16,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:54:16,630 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:54:16,837 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:54:16,863 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:54:16,983 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:54:17,016 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:54:17,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17 WrapperNode [2018-11-28 12:54:17,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:54:17,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:54:17,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:54:17,017 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:54:17,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:54:17,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:54:17,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:54:17,054 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:54:17,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:54:17,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:54:17,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:54:17,134 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:54:17,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 [2018-11-28 12:54:17,167 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-11-28 12:54:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-11-28 12:54:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-11-28 12:54:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-11-28 12:54:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-11-28 12:54:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:54:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:54:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 12:54:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-28 12:54:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2018-11-28 12:54:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2018-11-28 12:54:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure tan_float [2018-11-28 12:54:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure tan_float [2018-11-28 12:54:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:54:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:54:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-28 12:54:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-28 12:54:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:54:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 12:54:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-11-28 12:54:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-11-28 12:54:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-11-28 12:54:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-11-28 12:54:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:54:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:54:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-11-28 12:54:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-11-28 12:54:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-28 12:54:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-11-28 12:54:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-11-28 12:54:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 12:54:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 12:54:17,962 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:18,021 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:18,116 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:18,313 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:18,324 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:20,923 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:20,980 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:21,114 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:21,228 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:21,311 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:21,327 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:21,403 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:21,530 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:23,603 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:23,611 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:29,991 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:30,002 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:30,908 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:31,543 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:31,683 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:31,722 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:31,742 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:32,083 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:32,116 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:32,124 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:33,284 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:33,297 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:34,273 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:34,325 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:34,331 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:34,355 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:35,650 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:35,659 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:35,664 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:35,678 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:35,688 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:35,792 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:35,910 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:36,033 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:36,158 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:38,284 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:38,454 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:38,775 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 12:54:38,779 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:54:38,779 INFO L280 CfgBuilder]: Removed 65 assue(true) statements. [2018-11-28 12:54:38,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:54:38 BoogieIcfgContainer [2018-11-28 12:54:38,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:54:38,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:54:38,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:54:38,783 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:54:38,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:54:16" (1/3) ... [2018-11-28 12:54:38,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a1a0361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:54:38, skipping insertion in model container [2018-11-28 12:54:38,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (2/3) ... [2018-11-28 12:54:38,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a1a0361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:54:38, skipping insertion in model container [2018-11-28 12:54:38,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:54:38" (3/3) ... [2018-11-28 12:54:38,786 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0530a_true-unreach-call.c [2018-11-28 12:54:38,794 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:54:38,798 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:54:38,807 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:54:38,826 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:54:38,827 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:54:38,827 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:54:38,827 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:54:38,827 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:54:38,827 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:54:38,827 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:54:38,827 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:54:38,827 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:54:38,841 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states. [2018-11-28 12:54:38,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-28 12:54:38,845 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:38,845 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:54:38,846 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:38,850 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:38,850 INFO L82 PathProgramCache]: Analyzing trace with hash -437910547, now seen corresponding path program 1 times [2018-11-28 12:54:38,853 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 12:54:38,854 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 [2018-11-28 12:54:38,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:39,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:54:39,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:39,132 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 12:54:39,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:39,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:54:39,146 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:54:39,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:54:39,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:54:39,156 INFO L87 Difference]: Start difference. First operand 271 states. Second operand 2 states. [2018-11-28 12:54:39,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:39,201 INFO L93 Difference]: Finished difference Result 534 states and 867 transitions. [2018-11-28 12:54:39,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:54:39,202 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-11-28 12:54:39,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:39,212 INFO L225 Difference]: With dead ends: 534 [2018-11-28 12:54:39,212 INFO L226 Difference]: Without dead ends: 267 [2018-11-28 12:54:39,216 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:54:39,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-11-28 12:54:39,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2018-11-28 12:54:39,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-11-28 12:54:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 360 transitions. [2018-11-28 12:54:39,254 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 360 transitions. Word has length 18 [2018-11-28 12:54:39,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:39,254 INFO L480 AbstractCegarLoop]: Abstraction has 267 states and 360 transitions. [2018-11-28 12:54:39,254 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:54:39,255 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 360 transitions. [2018-11-28 12:54:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 12:54:39,255 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:39,255 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:54:39,256 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:39,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:39,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1493062156, now seen corresponding path program 1 times [2018-11-28 12:54:39,257 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 12:54:39,257 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 [2018-11-28 12:54:39,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:39,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:54:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:39,596 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 12:54:39,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:39,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:54:39,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:54:39,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:54:39,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:54:39,608 INFO L87 Difference]: Start difference. First operand 267 states and 360 transitions. Second operand 7 states. [2018-11-28 12:54:39,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:39,940 INFO L93 Difference]: Finished difference Result 282 states and 375 transitions. [2018-11-28 12:54:39,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:54:39,941 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-11-28 12:54:39,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:39,943 INFO L225 Difference]: With dead ends: 282 [2018-11-28 12:54:39,943 INFO L226 Difference]: Without dead ends: 66 [2018-11-28 12:54:39,944 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:54:39,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-11-28 12:54:39,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2018-11-28 12:54:39,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-28 12:54:39,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 74 transitions. [2018-11-28 12:54:39,949 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 74 transitions. Word has length 19 [2018-11-28 12:54:39,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:39,950 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 74 transitions. [2018-11-28 12:54:39,950 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:54:39,950 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2018-11-28 12:54:39,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-28 12:54:39,951 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:39,951 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] [2018-11-28 12:54:39,951 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:39,951 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:39,951 INFO L82 PathProgramCache]: Analyzing trace with hash -1240664530, now seen corresponding path program 1 times [2018-11-28 12:54:39,952 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 12:54:39,952 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 [2018-11-28 12:54:39,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:41,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:54:42,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:42,044 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 12:54:42,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:42,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:54:42,072 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:54:42,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:54:42,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:54:42,072 INFO L87 Difference]: Start difference. First operand 66 states and 74 transitions. Second operand 9 states. [2018-11-28 12:54:51,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:51,838 INFO L93 Difference]: Finished difference Result 86 states and 94 transitions. [2018-11-28 12:54:51,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 12:54:51,838 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2018-11-28 12:54:51,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:51,839 INFO L225 Difference]: With dead ends: 86 [2018-11-28 12:54:51,839 INFO L226 Difference]: Without dead ends: 50 [2018-11-28 12:54:51,839 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-11-28 12:54:51,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-28 12:54:51,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-11-28 12:54:51,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-28 12:54:51,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 52 transitions. [2018-11-28 12:54:51,842 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 52 transitions. Word has length 30 [2018-11-28 12:54:51,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:51,843 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 52 transitions. [2018-11-28 12:54:51,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:54:51,843 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2018-11-28 12:54:51,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-28 12:54:51,843 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:51,843 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] [2018-11-28 12:54:51,844 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:51,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:51,844 INFO L82 PathProgramCache]: Analyzing trace with hash 1850906156, now seen corresponding path program 1 times [2018-11-28 12:54:51,844 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 12:54:51,844 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 [2018-11-28 12:54:51,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:52,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:54:52,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:52,217 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 12:54:52,228 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:52,228 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-28 12:54:52,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 12:54:52,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 12:54:52,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-28 12:54:52,229 INFO L87 Difference]: Start difference. First operand 50 states and 52 transitions. Second operand 11 states. [2018-11-28 12:54:53,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:53,722 INFO L93 Difference]: Finished difference Result 61 states and 63 transitions. [2018-11-28 12:54:53,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 12:54:53,722 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2018-11-28 12:54:53,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:53,723 INFO L225 Difference]: With dead ends: 61 [2018-11-28 12:54:53,723 INFO L226 Difference]: Without dead ends: 58 [2018-11-28 12:54:53,723 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2018-11-28 12:54:53,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-11-28 12:54:53,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2018-11-28 12:54:53,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-11-28 12:54:53,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 60 transitions. [2018-11-28 12:54:53,727 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 60 transitions. Word has length 31 [2018-11-28 12:54:53,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:53,727 INFO L480 AbstractCegarLoop]: Abstraction has 58 states and 60 transitions. [2018-11-28 12:54:53,727 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 12:54:53,728 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2018-11-28 12:54:53,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-28 12:54:53,728 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:53,728 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] [2018-11-28 12:54:53,728 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:53,729 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:53,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1742996562, now seen corresponding path program 1 times [2018-11-28 12:54:53,729 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 12:54:53,729 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 [2018-11-28 12:54:53,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:54,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:54:54,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:54,123 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 12:54:54,135 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:54,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:54:54,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:54:54,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:54:54,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:54:54,135 INFO L87 Difference]: Start difference. First operand 58 states and 60 transitions. Second operand 4 states. [2018-11-28 12:54:54,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:54,940 INFO L93 Difference]: Finished difference Result 69 states and 70 transitions. [2018-11-28 12:54:54,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:54:54,941 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2018-11-28 12:54:54,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:54,941 INFO L225 Difference]: With dead ends: 69 [2018-11-28 12:54:54,941 INFO L226 Difference]: Without dead ends: 40 [2018-11-28 12:54:54,942 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:54,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-28 12:54:54,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-11-28 12:54:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-28 12:54:54,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 39 transitions. [2018-11-28 12:54:54,944 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 39 transitions. Word has length 31 [2018-11-28 12:54:54,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:54,945 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 39 transitions. [2018-11-28 12:54:54,945 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:54:54,945 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 39 transitions. [2018-11-28 12:54:54,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-28 12:54:54,946 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:54,946 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] [2018-11-28 12:54:54,946 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:54,946 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:54,946 INFO L82 PathProgramCache]: Analyzing trace with hash 718761474, now seen corresponding path program 1 times [2018-11-28 12:54:54,947 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 12:54:54,947 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/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 [2018-11-28 12:54:54,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:55,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:54:55,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:55,442 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 12:54:55,452 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:55,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-11-28 12:54:55,453 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 12:54:55,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 12:54:55,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2018-11-28 12:54:55,453 INFO L87 Difference]: Start difference. First operand 40 states and 39 transitions. Second operand 16 states. [2018-11-28 12:54:56,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:56,115 INFO L93 Difference]: Finished difference Result 40 states and 39 transitions. [2018-11-28 12:54:56,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-28 12:54:56,116 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 39 [2018-11-28 12:54:56,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:56,116 INFO L225 Difference]: With dead ends: 40 [2018-11-28 12:54:56,116 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:54:56,117 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2018-11-28 12:54:56,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:54:56,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:54:56,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:54:56,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:54:56,117 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2018-11-28 12:54:56,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:56,117 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:54:56,117 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 12:54:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:54:56,118 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:54:56,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:54:56,334 INFO L444 ceAbstractionStarter]: At program point L597(line 597) the Hoare annotation is: (and (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) (_ bv1061752794 32))) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) tan_float_~ix~6) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (= tan_float_~x |tan_float_#in~x|)) [2018-11-28 12:54:56,334 INFO L448 ceAbstractionStarter]: For program point L597-1(line 597) no Hoare annotation was computed. [2018-11-28 12:54:56,334 INFO L448 ceAbstractionStarter]: For program point tan_floatFINAL(lines 579 600) no Hoare annotation was computed. [2018-11-28 12:54:56,334 INFO L448 ceAbstractionStarter]: For program point L593(lines 593 599) no Hoare annotation was computed. [2018-11-28 12:54:56,334 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (and (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) tan_float_~ix~6) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (= tan_float_~x |tan_float_#in~x|)) [2018-11-28 12:54:56,334 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-28 12:54:56,334 INFO L448 ceAbstractionStarter]: For program point tan_floatEXIT(lines 579 600) no Hoare annotation was computed. [2018-11-28 12:54:56,334 INFO L448 ceAbstractionStarter]: For program point L583-1(lines 583 587) no Hoare annotation was computed. [2018-11-28 12:54:56,335 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 587) the Hoare annotation is: (= tan_float_~x |tan_float_#in~x|) [2018-11-28 12:54:56,335 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 583 587) no Hoare annotation was computed. [2018-11-28 12:54:56,335 INFO L451 ceAbstractionStarter]: At program point tan_floatENTRY(lines 579 600) the Hoare annotation is: true [2018-11-28 12:54:56,335 INFO L444 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (and (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) (_ bv1061752794 32))) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) tan_float_~ix~6) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (= tan_float_~x |tan_float_#in~x|)) [2018-11-28 12:54:56,335 INFO L448 ceAbstractionStarter]: For program point L598-1(line 598) no Hoare annotation was computed. [2018-11-28 12:54:56,335 INFO L448 ceAbstractionStarter]: For program point L590(lines 590 599) no Hoare annotation was computed. [2018-11-28 12:54:56,335 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:54:56,335 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:54:56,335 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:54:56,335 INFO L448 ceAbstractionStarter]: For program point L283-2(lines 283 284) no Hoare annotation was computed. [2018-11-28 12:54:56,336 INFO L451 ceAbstractionStarter]: At program point L283-3(lines 283 284) the Hoare annotation is: true [2018-11-28 12:54:56,336 INFO L448 ceAbstractionStarter]: For program point L283-4(lines 283 284) no Hoare annotation was computed. [2018-11-28 12:54:56,336 INFO L451 ceAbstractionStarter]: At program point __kernel_rem_pio2fENTRY(lines 159 330) the Hoare annotation is: true [2018-11-28 12:54:56,336 INFO L448 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2018-11-28 12:54:56,336 INFO L451 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: true [2018-11-28 12:54:56,336 INFO L448 ceAbstractionStarter]: For program point L234-1(line 234) no Hoare annotation was computed. [2018-11-28 12:54:56,336 INFO L448 ceAbstractionStarter]: For program point L317-2(lines 317 318) no Hoare annotation was computed. [2018-11-28 12:54:56,336 INFO L451 ceAbstractionStarter]: At program point L317-3(lines 317 318) the Hoare annotation is: true [2018-11-28 12:54:56,336 INFO L448 ceAbstractionStarter]: For program point L317-4(lines 288 328) no Hoare annotation was computed. [2018-11-28 12:54:56,336 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 170) no Hoare annotation was computed. [2018-11-28 12:54:56,337 INFO L448 ceAbstractionStarter]: For program point L169-2(lines 169 170) no Hoare annotation was computed. [2018-11-28 12:54:56,337 INFO L448 ceAbstractionStarter]: For program point L302-2(lines 302 303) no Hoare annotation was computed. [2018-11-28 12:54:56,337 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 206) no Hoare annotation was computed. [2018-11-28 12:54:56,337 INFO L451 ceAbstractionStarter]: At program point L302-3(lines 302 303) the Hoare annotation is: true [2018-11-28 12:54:56,337 INFO L448 ceAbstractionStarter]: For program point L302-4(lines 288 328) no Hoare annotation was computed. [2018-11-28 12:54:56,337 INFO L451 ceAbstractionStarter]: At program point L253(lines 160 330) the Hoare annotation is: true [2018-11-28 12:54:56,337 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 187 191) no Hoare annotation was computed. [2018-11-28 12:54:56,337 INFO L451 ceAbstractionStarter]: At program point L187-3(lines 187 191) the Hoare annotation is: true [2018-11-28 12:54:56,337 INFO L451 ceAbstractionStarter]: At program point L187-4(lines 187 191) the Hoare annotation is: true [2018-11-28 12:54:56,337 INFO L448 ceAbstractionStarter]: For program point L221-1(lines 208 236) no Hoare annotation was computed. [2018-11-28 12:54:56,337 INFO L448 ceAbstractionStarter]: For program point L304-1(line 304) no Hoare annotation was computed. [2018-11-28 12:54:56,337 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 206) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L448 ceAbstractionStarter]: For program point L238-1(lines 160 330) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L448 ceAbstractionStarter]: For program point L205-2(lines 160 330) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L451 ceAbstractionStarter]: At program point L288(lines 288 328) the Hoare annotation is: true [2018-11-28 12:54:56,338 INFO L451 ceAbstractionStarter]: At program point L222(lines 222 229) the Hoare annotation is: true [2018-11-28 12:54:56,338 INFO L448 ceAbstractionStarter]: For program point L289(line 289) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L448 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L448 ceAbstractionStarter]: For program point L306(line 306) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L448 ceAbstractionStarter]: For program point L240-2(lines 240 241) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L451 ceAbstractionStarter]: At program point L240-3(lines 240 241) the Hoare annotation is: true [2018-11-28 12:54:56,338 INFO L448 ceAbstractionStarter]: For program point L240-4(lines 238 255) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 311) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L448 ceAbstractionStarter]: For program point L208(lines 160 330) no Hoare annotation was computed. [2018-11-28 12:54:56,338 INFO L451 ceAbstractionStarter]: At program point L307-3(lines 307 311) the Hoare annotation is: true [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L307-4(lines 307 311) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L175-2(lines 175 176) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L451 ceAbstractionStarter]: At program point L175-3(lines 175 176) the Hoare annotation is: true [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L175-4(lines 175 176) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 291 292) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L451 ceAbstractionStarter]: At program point L291-3(lines 291 292) the Hoare annotation is: true [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L291-4(lines 288 328) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L176-2(line 176) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L276(line 276) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L243-1(lines 243 244) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L448 ceAbstractionStarter]: For program point L243-3(lines 243 244) no Hoare annotation was computed. [2018-11-28 12:54:56,339 INFO L451 ceAbstractionStarter]: At program point L243-4(lines 243 244) the Hoare annotation is: true [2018-11-28 12:54:56,340 INFO L448 ceAbstractionStarter]: For program point L243-5(lines 243 244) no Hoare annotation was computed. [2018-11-28 12:54:56,340 INFO L448 ceAbstractionStarter]: For program point L293-1(line 293) no Hoare annotation was computed. [2018-11-28 12:54:56,340 INFO L448 ceAbstractionStarter]: For program point L260-1(lines 260 263) no Hoare annotation was computed. [2018-11-28 12:54:56,340 INFO L451 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: true [2018-11-28 12:54:56,340 INFO L448 ceAbstractionStarter]: For program point L194-1(line 194) no Hoare annotation was computed. [2018-11-28 12:54:56,340 INFO L451 ceAbstractionStarter]: At program point L260-3(lines 260 263) the Hoare annotation is: true [2018-11-28 12:54:56,340 INFO L448 ceAbstractionStarter]: For program point L277-2(lines 277 280) no Hoare annotation was computed. [2018-11-28 12:54:56,340 INFO L451 ceAbstractionStarter]: At program point L277-3(lines 277 280) the Hoare annotation is: true [2018-11-28 12:54:56,340 INFO L448 ceAbstractionStarter]: For program point L211-2(lines 211 220) no Hoare annotation was computed. [2018-11-28 12:54:56,340 INFO L448 ceAbstractionStarter]: For program point L277-4(lines 277 280) no Hoare annotation was computed. [2018-11-28 12:54:56,340 INFO L448 ceAbstractionStarter]: For program point L178-2(lines 178 182) no Hoare annotation was computed. [2018-11-28 12:54:56,340 INFO L451 ceAbstractionStarter]: At program point L211-3(lines 211 220) the Hoare annotation is: true [2018-11-28 12:54:56,340 INFO L451 ceAbstractionStarter]: At program point L178-3(lines 178 182) the Hoare annotation is: true [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L211-4(lines 208 236) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L178-4(lines 178 182) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L179-2(lines 179 180) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L451 ceAbstractionStarter]: At program point L179-3(lines 179 180) the Hoare annotation is: true [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L179-4(lines 179 180) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L295(line 295) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L295-2(line 295) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L312-2(lines 312 316) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 219) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L451 ceAbstractionStarter]: At program point L312-3(lines 312 316) the Hoare annotation is: true [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L246-2(lines 246 251) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L312-4(lines 312 316) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L451 ceAbstractionStarter]: At program point L246-3(lines 246 251) the Hoare annotation is: true [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point L246-4(lines 246 251) no Hoare annotation was computed. [2018-11-28 12:54:56,341 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fEXIT(lines 159 330) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L296(line 296) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 217) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 206) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L248-2(lines 248 249) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L451 ceAbstractionStarter]: At program point L248-3(lines 248 249) the Hoare annotation is: true [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L248-4(lines 248 249) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L451 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: true [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 299) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L451 ceAbstractionStarter]: At program point L298-3(lines 298 299) the Hoare annotation is: true [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L298-4(lines 288 328) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L282-2(lines 282 286) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L451 ceAbstractionStarter]: At program point L282-3(lines 282 286) the Hoare annotation is: true [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L282-4(lines 282 286) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fFINAL(lines 159 330) no Hoare annotation was computed. [2018-11-28 12:54:56,342 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 273) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 234) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L451 ceAbstractionStarter]: At program point L266-2(lines 257 274) the Hoare annotation is: true [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 132 145) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 132 145) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 132 145) the Hoare annotation is: true [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 143) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 132 145) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L139-2(lines 139 143) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L451 ceAbstractionStarter]: At program point L134-2(lines 134 138) the Hoare annotation is: true [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L27(lines 27 31) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L44(lines 44 47) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 48) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 53) no Hoare annotation was computed. [2018-11-28 12:54:56,343 INFO L448 ceAbstractionStarter]: For program point L49-1(lines 14 55) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L49-2(lines 49 53) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L37(lines 37 41) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 31) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point floor_floatEXIT(lines 14 55) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 42) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 21) the Hoare annotation is: true [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L17-3(lines 17 21) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point floor_floatFINAL(lines 14 55) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L26(lines 26 32) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L451 ceAbstractionStarter]: At program point floor_floatENTRY(lines 14 55) the Hoare annotation is: true [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 36) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 68) no Hoare annotation was computed. [2018-11-28 12:54:56,344 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 57 75) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point copysign_floatEXIT(lines 57 75) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 73) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 57 75) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point L69-2(lines 69 73) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 59 63) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L451 ceAbstractionStarter]: At program point L59-2(lines 59 63) the Hoare annotation is: true [2018-11-28 12:54:56,345 INFO L451 ceAbstractionStarter]: At program point copysign_floatENTRY(lines 57 75) the Hoare annotation is: true [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point copysign_floatFINAL(lines 57 75) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 485) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fEXIT(lines 371 487) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 398) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 398) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 387) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L448 ceAbstractionStarter]: For program point L425-1(lines 425 429) no Hoare annotation was computed. [2018-11-28 12:54:56,345 INFO L451 ceAbstractionStarter]: At program point L425-2(lines 425 429) the Hoare annotation is: true [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L425-3(lines 425 429) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L467-1(lines 467 471) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L451 ceAbstractionStarter]: At program point L467-2(lines 467 471) the Hoare annotation is: true [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L467-3(lines 467 471) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fFINAL(lines 371 487) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 449) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L377-1(lines 377 381) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L451 ceAbstractionStarter]: At program point L377-2(lines 377 381) the Hoare annotation is: true [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L377-3(lines 377 381) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 409) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L402-2(lines 402 409) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L451 ceAbstractionStarter]: At program point __ieee754_rem_pio2fENTRY(lines 371 487) the Hoare annotation is: true [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L419-2(lines 419 451) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L461(lines 461 464) no Hoare annotation was computed. [2018-11-28 12:54:56,346 INFO L448 ceAbstractionStarter]: For program point L453(lines 453 458) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 478 479) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L451 ceAbstractionStarter]: At program point L478-3(lines 478 479) the Hoare annotation is: true [2018-11-28 12:54:56,347 INFO L451 ceAbstractionStarter]: At program point L478-4(lines 478 479) the Hoare annotation is: true [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L437-1(lines 437 441) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L451 ceAbstractionStarter]: At program point L437-2(lines 437 441) the Hoare annotation is: true [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L437-3(lines 437 441) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 412) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L413(lines 413 459) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 411) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L451 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L472-2(lines 472 475) no Hoare annotation was computed. [2018-11-28 12:54:56,347 INFO L451 ceAbstractionStarter]: At program point L472-3(lines 472 475) the Hoare annotation is: true [2018-11-28 12:54:56,347 INFO L448 ceAbstractionStarter]: For program point L472-4(lines 472 475) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point L431(lines 431 450) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point L431-1(lines 419 451) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-28 12:54:56,348 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 614 632) the Hoare annotation is: true [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 614 632) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point L626(line 626) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L444 ceAbstractionStarter]: At program point L626-1(line 626) the Hoare annotation is: (and (= (_ +zero 8 24) main_~x~0) (= (_ +zero 8 24) main_~res~0) |main_#t~short159|) [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point L626-2(line 626) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L444 ceAbstractionStarter]: At program point L623(line 623) the Hoare annotation is: (= (_ +zero 8 24) main_~x~0) [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point L623-1(line 623) no Hoare annotation was computed. [2018-11-28 12:54:56,348 INFO L448 ceAbstractionStarter]: For program point L626-4(lines 626 629) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 614 632) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 627) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L451 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: true [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point L122-1(line 122) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point L118(lines 118 123) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L451 ceAbstractionStarter]: At program point L85-2(lines 85 89) the Hoare annotation is: true [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point L85-3(lines 85 89) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 117) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 98 102) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L451 ceAbstractionStarter]: At program point L98-2(lines 98 102) the Hoare annotation is: true [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point L98-3(lines 98 102) no Hoare annotation was computed. [2018-11-28 12:54:56,349 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 95) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 122) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 111 115) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L451 ceAbstractionStarter]: At program point L111-2(lines 111 115) the Hoare annotation is: true [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point scalbn_floatFINAL(lines 81 131) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L111-3(lines 111 115) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L451 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: true [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L120-1(line 120) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point scalbn_floatEXIT(lines 81 131) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L451 ceAbstractionStarter]: At program point scalbn_floatENTRY(lines 81 131) the Hoare annotation is: true [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 109) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 105) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L96(lines 96 106) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L96-2(lines 96 106) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 93) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2018-11-28 12:54:56,350 INFO L451 ceAbstractionStarter]: At program point L125-2(lines 125 129) the Hoare annotation is: true [2018-11-28 12:54:56,350 INFO L448 ceAbstractionStarter]: For program point L125-3(lines 125 129) no Hoare annotation was computed. [2018-11-28 12:54:56,351 INFO L451 ceAbstractionStarter]: At program point L109(line 109) the Hoare annotation is: true [2018-11-28 12:54:56,351 INFO L448 ceAbstractionStarter]: For program point L109-1(line 109) no Hoare annotation was computed. [2018-11-28 12:54:56,351 INFO L448 ceAbstractionStarter]: For program point L510(lines 510 513) no Hoare annotation was computed. [2018-11-28 12:54:56,351 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 502 506) no Hoare annotation was computed. [2018-11-28 12:54:56,351 INFO L444 ceAbstractionStarter]: At program point L502-2(lines 502 506) the Hoare annotation is: (and (= __kernel_tanf_~x |__kernel_tanf_#in~x|) (= __kernel_tanf_~iy |__kernel_tanf_#in~iy|)) [2018-11-28 12:54:56,351 INFO L448 ceAbstractionStarter]: For program point L502-3(lines 502 506) no Hoare annotation was computed. [2018-11-28 12:54:56,351 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 564 568) no Hoare annotation was computed. [2018-11-28 12:54:56,351 INFO L444 ceAbstractionStarter]: At program point L564-2(lines 564 568) the Hoare annotation is: (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|))) [2018-11-28 12:54:56,351 INFO L448 ceAbstractionStarter]: For program point __kernel_tanfFINAL(lines 499 577) no Hoare annotation was computed. [2018-11-28 12:54:56,351 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2018-11-28 12:54:56,351 INFO L444 ceAbstractionStarter]: At program point L552-2(lines 552 556) the Hoare annotation is: (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|))) [2018-11-28 12:54:56,351 INFO L444 ceAbstractionStarter]: At program point L511(line 511) the Hoare annotation is: (and (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (= __kernel_tanf_~ix~5 (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2)) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|))) (not (= (bvadd |__kernel_tanf_#in~iy| (_ bv4294967295 32)) (_ bv0 32))) (= __kernel_tanf_~x |__kernel_tanf_#in~x|) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|) (= __kernel_tanf_~iy |__kernel_tanf_#in~iy|)) [2018-11-28 12:54:56,351 INFO L448 ceAbstractionStarter]: For program point L511-1(line 511) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 544) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L569-1(lines 547 576) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L569-2(lines 569 573) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point __kernel_tanfEXIT(lines 499 577) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 561) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L451 ceAbstractionStarter]: At program point __kernel_tanfENTRY(lines 499 577) the Hoare annotation is: true [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L557-1(lines 547 576) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 516 525) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 576) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 515) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L508-2(lines 499 577) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 520) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L517-2(lines 517 520) no Hoare annotation was computed. [2018-11-28 12:54:56,352 INFO L448 ceAbstractionStarter]: For program point L513(line 513) no Hoare annotation was computed. [2018-11-28 12:54:56,353 INFO L448 ceAbstractionStarter]: For program point L513-2(line 513) no Hoare annotation was computed. [2018-11-28 12:54:56,353 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 514) no Hoare annotation was computed. [2018-11-28 12:54:56,353 INFO L448 ceAbstractionStarter]: For program point L605-1(lines 605 609) no Hoare annotation was computed. [2018-11-28 12:54:56,353 INFO L444 ceAbstractionStarter]: At program point L605-2(lines 605 609) the Hoare annotation is: (= |__signbit_float_#in~x| __signbit_float_~x) [2018-11-28 12:54:56,353 INFO L448 ceAbstractionStarter]: For program point L605-3(lines 605 609) no Hoare annotation was computed. [2018-11-28 12:54:56,353 INFO L448 ceAbstractionStarter]: For program point __signbit_floatFINAL(lines 602 612) no Hoare annotation was computed. [2018-11-28 12:54:56,353 INFO L451 ceAbstractionStarter]: At program point __signbit_floatENTRY(lines 602 612) the Hoare annotation is: true [2018-11-28 12:54:56,353 INFO L448 ceAbstractionStarter]: For program point __signbit_floatEXIT(lines 602 612) no Hoare annotation was computed. [2018-11-28 12:54:56,363 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,365 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,365 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,365 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,365 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:54:56 BoogieIcfgContainer [2018-11-28 12:54:56,369 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:54:56,369 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:54:56,369 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:54:56,369 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:54:56,369 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:54:38" (3/4) ... [2018-11-28 12:54:56,372 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:54:56,378 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tan_float [2018-11-28 12:54:56,378 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:54:56,378 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_rem_pio2f [2018-11-28 12:54:56,378 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-11-28 12:54:56,379 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure floor_float [2018-11-28 12:54:56,379 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2018-11-28 12:54:56,379 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_rem_pio2f [2018-11-28 12:54:56,379 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:54:56,379 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2018-11-28 12:54:56,379 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tanf [2018-11-28 12:54:56,379 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_float [2018-11-28 12:54:56,393 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 279 nodes and edges [2018-11-28 12:54:56,394 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 143 nodes and edges [2018-11-28 12:54:56,395 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-28 12:54:56,396 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-28 12:54:56,397 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-28 12:54:56,397 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:54:56,398 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:54:56,398 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:54:56,418 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-11-28 12:54:56,418 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-28 12:54:56,418 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && iy == \old(iy) [2018-11-28 12:54:56,421 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists __kernel_tanf_~hx~2 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32) && ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x)) [2018-11-28 12:54:56,476 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0b1e9558-c45d-49e8-8026-ac45cd309c30/bin-2019/uautomizer/witness.graphml [2018-11-28 12:54:56,476 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:54:56,477 INFO L168 Benchmark]: Toolchain (without parser) took 39887.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.6 MB). Free memory was 938.0 MB in the beginning and 931.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 224.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:56,478 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-11-28 12:54:56,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -192.3 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:56,478 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.10 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:54:56,478 INFO L168 Benchmark]: Boogie Preprocessor took 80.02 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:56,478 INFO L168 Benchmark]: RCFGBuilder took 21646.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 979.4 MB in the end (delta: 137.8 MB). Peak memory consumption was 137.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:56,478 INFO L168 Benchmark]: TraceAbstraction took 17587.59 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 979.4 MB in the beginning and 952.7 MB in the end (delta: 26.6 MB). Peak memory consumption was 88.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:56,479 INFO L168 Benchmark]: Witness Printer took 107.38 ms. Allocated memory is still 1.2 GB. Free memory was 952.7 MB in the beginning and 931.2 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:56,480 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 425.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -192.3 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.10 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 80.02 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 21646.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 979.4 MB in the end (delta: 137.8 MB). Peak memory consumption was 137.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17587.59 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 979.4 MB in the beginning and 952.7 MB in the end (delta: 26.6 MB). Peak memory consumption was 88.5 MB. Max. memory is 11.5 GB. * Witness Printer took 107.38 ms. Allocated memory is still 1.2 GB. Free memory was 952.7 MB in the beginning and 931.2 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 627]: 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: 502]: Loop Invariant Derived loop invariant: x == \old(x) && iy == \old(iy) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 564]: Loop Invariant [2018-11-28 12:54:56,487 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,488 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,488 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,488 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,488 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,488 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,488 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,488 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] Derived loop invariant: (\exists __kernel_tanf_~hx~2 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32) && ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x)) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant [2018-11-28 12:54:56,490 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,490 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,490 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,490 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,490 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,490 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,490 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-11-28 12:54:56,490 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] Derived loop invariant: (\exists __kernel_tanf_~hx~2 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32) && ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 271 locations, 1 error locations. SAFE Result, 17.5s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 13.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 886 SDtfs, 139 SDslu, 2756 SDs, 0 SdLazy, 468 SolverSat, 36 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 11.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=271occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 203 PreInvPairs, 285 NumberOfFragments, 248 HoareAnnotationTreeSize, 203 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 162 ConstructedInterpolants, 15 QuantifiedInterpolants, 18979 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2795 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...