./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0330b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0330b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c41bbc4d682866299440fe8a59b1f1a5c36ed23c ........................................................................................................................................................................................................................................................................................................................................................................................................................ 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_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0330b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c41bbc4d682866299440fe8a59b1f1a5c36ed23c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:25:14,344 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:25:14,345 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:25:14,351 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:25:14,351 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:25:14,352 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:25:14,353 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:25:14,353 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:25:14,354 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:25:14,355 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:25:14,355 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:25:14,355 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:25:14,356 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:25:14,356 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:25:14,357 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:25:14,357 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:25:14,358 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:25:14,358 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:25:14,359 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:25:14,360 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:25:14,361 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:25:14,361 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:25:14,362 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:25:14,363 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:25:14,363 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:25:14,363 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:25:14,364 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:25:14,364 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:25:14,364 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:25:14,365 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:25:14,365 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:25:14,365 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:25:14,365 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:25:14,366 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:25:14,366 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:25:14,366 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:25:14,367 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 19:25:14,374 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:25:14,374 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:25:14,374 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:25:14,375 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:25:14,375 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:25:14,375 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:25:14,375 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:25:14,375 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 19:25:14,375 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:25:14,375 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:25:14,375 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 19:25:14,375 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 19:25:14,375 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:25:14,376 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:25:14,376 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:25:14,376 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:25:14,376 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:25:14,376 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:25:14,376 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:25:14,376 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:25:14,376 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:25:14,376 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:25:14,377 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:25:14,377 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:25:14,377 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:25:14,377 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:25:14,377 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:25:14,377 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:25:14,377 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:25:14,377 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:25:14,377 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:25:14,377 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:25:14,378 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 19:25:14,378 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:25:14,378 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:25:14,378 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 19:25:14,378 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c41bbc4d682866299440fe8a59b1f1a5c36ed23c [2018-12-09 19:25:14,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:25:14,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:25:14,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:25:14,409 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:25:14,410 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:25:14,410 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0330b_true-unreach-call.c [2018-12-09 19:25:14,449 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data/c155323fd/e44bc06c6cc545d0a82c1782cc60343a/FLAG5099bb788 [2018-12-09 19:25:14,830 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:25:14,830 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/sv-benchmarks/c/float-newlib/float_req_bl_0330b_true-unreach-call.c [2018-12-09 19:25:14,835 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data/c155323fd/e44bc06c6cc545d0a82c1782cc60343a/FLAG5099bb788 [2018-12-09 19:25:14,843 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data/c155323fd/e44bc06c6cc545d0a82c1782cc60343a [2018-12-09 19:25:14,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:25:14,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:25:14,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:25:14,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:25:14,849 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:25:14,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:25:14" (1/1) ... [2018-12-09 19:25:14,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fde9ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:14, skipping insertion in model container [2018-12-09 19:25:14,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:25:14" (1/1) ... [2018-12-09 19:25:14,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:25:14,874 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:25:15,068 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:25:15,087 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:25:15,146 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:25:15,174 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:25:15,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15 WrapperNode [2018-12-09 19:25:15,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:25:15,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:25:15,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:25:15,175 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:25:15,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... [2018-12-09 19:25:15,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... [2018-12-09 19:25:15,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:25:15,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:25:15,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:25:15,209 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:25:15,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... [2018-12-09 19:25:15,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... [2018-12-09 19:25:15,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... [2018-12-09 19:25:15,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... [2018-12-09 19:25:15,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... [2018-12-09 19:25:15,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... [2018-12-09 19:25:15,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... [2018-12-09 19:25:15,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:25:15,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:25:15,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:25:15,259 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:25:15,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:25:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-09 19:25:15,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-09 19:25:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-09 19:25:15,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-09 19:25:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-09 19:25:15,290 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-09 19:25:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:25:15,290 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:25:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 19:25:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-12-09 19:25:15,290 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:25:15,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 19:25:15,291 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-09 19:25:15,291 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure cos_float [2018-12-09 19:25:15,291 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_float [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-09 19:25:15,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-09 19:25:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-09 19:25:15,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-09 19:25:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:25:15,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:25:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-09 19:25:15,292 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-09 19:25:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 19:25:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 19:25:15,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 19:25:15,889 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:25:15,890 INFO L280 CfgBuilder]: Removed 59 assue(true) statements. [2018-12-09 19:25:15,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:25:15 BoogieIcfgContainer [2018-12-09 19:25:15,890 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:25:15,891 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:25:15,891 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:25:15,893 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:25:15,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:25:14" (1/3) ... [2018-12-09 19:25:15,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@676720e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:25:15, skipping insertion in model container [2018-12-09 19:25:15,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:15" (2/3) ... [2018-12-09 19:25:15,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@676720e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:25:15, skipping insertion in model container [2018-12-09 19:25:15,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:25:15" (3/3) ... [2018-12-09 19:25:15,896 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0330b_true-unreach-call.c [2018-12-09 19:25:15,905 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:25:15,911 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:25:15,923 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:25:15,945 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:25:15,945 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:25:15,945 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:25:15,946 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:25:15,946 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:25:15,946 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:25:15,946 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:25:15,946 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:25:15,965 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states. [2018-12-09 19:25:15,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 19:25:15,971 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:25:15,972 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] [2018-12-09 19:25:15,973 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:25:15,978 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:15,978 INFO L82 PathProgramCache]: Analyzing trace with hash 527730741, now seen corresponding path program 1 times [2018-12-09 19:25:15,980 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:25:16,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:16,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:25:16,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:16,008 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:25:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:25:16,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:25:16,136 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:25:16,136 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 19:25:16,136 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:25:16,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 19:25:16,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 19:25:16,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:25:16,148 INFO L87 Difference]: Start difference. First operand 273 states. Second operand 2 states. [2018-12-09 19:25:16,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:25:16,180 INFO L93 Difference]: Finished difference Result 538 states and 866 transitions. [2018-12-09 19:25:16,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 19:25:16,181 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-12-09 19:25:16,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:25:16,188 INFO L225 Difference]: With dead ends: 538 [2018-12-09 19:25:16,189 INFO L226 Difference]: Without dead ends: 269 [2018-12-09 19:25:16,192 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:25:16,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2018-12-09 19:25:16,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 269. [2018-12-09 19:25:16,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-12-09 19:25:16,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 365 transitions. [2018-12-09 19:25:16,228 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 365 transitions. Word has length 22 [2018-12-09 19:25:16,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:25:16,228 INFO L480 AbstractCegarLoop]: Abstraction has 269 states and 365 transitions. [2018-12-09 19:25:16,228 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 19:25:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 365 transitions. [2018-12-09 19:25:16,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 19:25:16,229 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:25:16,229 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] [2018-12-09 19:25:16,229 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:25:16,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:16,230 INFO L82 PathProgramCache]: Analyzing trace with hash -801296839, now seen corresponding path program 1 times [2018-12-09 19:25:16,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:25:16,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:16,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:25:16,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:25:16,231 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:25:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:25:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:25:16,331 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 19:25:16,355 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084238 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-09 19:25:16,356 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084273 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-09 19:25:16,356 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084270 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-09 19:25:16,356 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084229 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-09 19:25:16,357 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084236 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-09 19:25:16,357 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084257 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-09 19:25:16,357 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084227 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-09 19:25:16,357 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084240 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-09 19:25:16,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:25:16 BoogieIcfgContainer [2018-12-09 19:25:16,372 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:25:16,372 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:25:16,372 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:25:16,372 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:25:16,372 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:25:15" (3/4) ... [2018-12-09 19:25:16,375 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 19:25:16,375 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:25:16,375 INFO L168 Benchmark]: Toolchain (without parser) took 1530.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 947.0 MB in the beginning and 903.3 MB in the end (delta: 43.7 MB). Peak memory consumption was 152.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:16,376 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:25:16,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -140.1 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:16,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.82 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:25:16,377 INFO L168 Benchmark]: Boogie Preprocessor took 49.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:16,378 INFO L168 Benchmark]: RCFGBuilder took 631.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 962.3 MB in the end (delta: 119.4 MB). Peak memory consumption was 119.4 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:16,378 INFO L168 Benchmark]: TraceAbstraction took 480.67 ms. Allocated memory is still 1.1 GB. Free memory was 962.3 MB in the beginning and 903.3 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:16,378 INFO L168 Benchmark]: Witness Printer took 3.24 ms. Allocated memory is still 1.1 GB. Free memory is still 903.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:25:16,380 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 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 328.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -140.1 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.82 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 631.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 962.3 MB in the end (delta: 119.4 MB). Peak memory consumption was 119.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 480.67 ms. Allocated memory is still 1.1 GB. Free memory was 962.3 MB in the beginning and 903.3 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.24 ms. Allocated memory is still 1.1 GB. Free memory is still 903.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084238 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084273 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084270 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084229 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084236 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084257 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084227 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084240 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 611]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someUnaryDOUBLEoperation at line 498, overapproximation of bitwiseAnd at line 577, overapproximation of someBinaryArithmeticFLOAToperation at line 582. Possible FailurePath: [L16] static const float huge_floor = 1.0e30; [L84-L86] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L156] static const int init_jk_krempio[] = {4, 7, 9}; [L158-L162] 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, }; [L164-L166] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L341-L359] 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, }; [L361-L367] 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}; [L369-L378] 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; [L498-L501] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L525-L528] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L565] static const float one_cos = 1.0; VAL [\old(C1_kcos)=1112084248, \old(C2_kcos)=1112084251, \old(C3_kcos)=1112084253, \old(C4_kcos)=1112084276, \old(C5_kcos)=1112084268, \old(C6_kcos)=1112084254, \old(half_ksin)=1112084242, \old(half_rempio)=1112084233, \old(huge_floor)=1112084267, \old(huge_scalbn)=1112084264, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=1112084237, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_cos)=1112084246, \old(one_kcos)=1112084258, \old(one_krempio)=1112084249, \old(pio2_1_rempio)=1112084256, \old(pio2_1t_rempio)=1112084232, \old(pio2_2_rempio)=1112084252, \old(pio2_2t_rempio)=1112084239, \old(pio2_3_rempio)=1112084243, \old(pio2_3t_rempio)=1112084231, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(S1_ksin)=1112084260, \old(S2_ksin)=1112084241, \old(S3_ksin)=1112084228, \old(S4_ksin)=1112084259, \old(S5_ksin)=1112084262, \old(S6_ksin)=1112084234, \old(tiny_scalbn)=1112084250, \old(two25_scalbn)=1112084261, \old(two8_krempio)=1112084271, \old(two8_rempio)=1112084278, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom25_scalbn)=1112084244, \old(twon8_krempio)=1112084265, \old(zero_krempio)=1112084266, \old(zero_rempio)=1112084272, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L606] float x = -1.0f / 0.0f; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L607] CALL, EXPR cos_float(x) VAL [\old(x)=1112084245, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L568] float y[2], z = 0.0; [L569] __int32_t n, ix; VAL [\old(x)=1112084245, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084245, y={1112084275:0}, z=0, zero_krempio=0, zero_rempio=0] [L572] ieee_float_shape_type gf_u; [L573] gf_u.value = (x) [L574] EXPR gf_u.word [L574] (ix) = gf_u.word [L577] ix &= 0x7fffffff VAL [\old(x)=1112084245, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084245, y={1112084275:0}, z=0, zero_krempio=0, zero_rempio=0] [L578] COND FALSE !(ix <= 0x3f490fd8) VAL [\old(x)=1112084245, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084245, y={1112084275:0}, z=0, zero_krempio=0, zero_rempio=0] [L581] COND TRUE !((ix) < 0x7f800000L) [L582] return x - x; [L582] return x - x; VAL [\old(x)=1112084245, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084245, z=0, zero_krempio=0, zero_rempio=0] [L607] RET, EXPR cos_float(x) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, cos_float(x)=1112084226, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084245, zero_krempio=0, zero_rempio=0] [L607] float res = cos_float(x); [L610] CALL, EXPR isnan_float(res) VAL [\old(x)=1112084226, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L62] return x != x; VAL [\old(x)=1112084226, \result=0, C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084226, zero_krempio=0, zero_rempio=0] [L610] RET, EXPR isnan_float(res) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, isnan_float(res)=0, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, res=1112084226, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084245, zero_krempio=0, zero_rempio=0] [L610] COND TRUE !isnan_float(res) [L611] __VERIFIER_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084225:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084274:0}, one_cos=1, one_kcos=1, one_krempio=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={1112084235:0}, res=1112084226, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084230:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084245, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 273 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 369 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=273occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:25:17,735 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:25:17,736 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:25:17,744 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:25:17,744 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:25:17,745 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:25:17,746 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:25:17,747 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:25:17,748 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:25:17,749 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:25:17,749 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:25:17,750 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:25:17,750 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:25:17,751 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:25:17,752 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:25:17,752 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:25:17,753 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:25:17,754 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:25:17,755 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:25:17,756 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:25:17,757 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:25:17,758 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:25:17,760 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:25:17,760 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:25:17,760 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:25:17,761 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:25:17,761 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:25:17,762 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:25:17,763 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:25:17,763 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:25:17,764 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:25:17,764 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:25:17,764 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:25:17,764 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:25:17,765 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:25:17,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:25:17,766 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 19:25:17,776 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:25:17,776 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:25:17,777 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:25:17,777 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:25:17,777 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:25:17,777 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:25:17,777 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:25:17,777 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:25:17,777 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:25:17,777 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:25:17,778 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:25:17,778 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:25:17,778 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:25:17,778 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:25:17,778 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:25:17,778 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:25:17,779 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:25:17,779 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 19:25:17,779 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 19:25:17,779 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:25:17,779 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:25:17,779 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 19:25:17,779 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:25:17,779 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:25:17,780 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 19:25:17,780 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 19:25:17,780 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_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c41bbc4d682866299440fe8a59b1f1a5c36ed23c [2018-12-09 19:25:17,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:25:17,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:25:17,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:25:17,817 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:25:17,817 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:25:17,818 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0330b_true-unreach-call.c [2018-12-09 19:25:17,858 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data/99e0633fc/508e0c92a3ba43b89662d50e361d80d6/FLAGc9598615f [2018-12-09 19:25:18,274 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:25:18,274 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/sv-benchmarks/c/float-newlib/float_req_bl_0330b_true-unreach-call.c [2018-12-09 19:25:18,280 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data/99e0633fc/508e0c92a3ba43b89662d50e361d80d6/FLAGc9598615f [2018-12-09 19:25:18,288 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/data/99e0633fc/508e0c92a3ba43b89662d50e361d80d6 [2018-12-09 19:25:18,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:25:18,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:25:18,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:25:18,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:25:18,293 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:25:18,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399ba2e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18, skipping insertion in model container [2018-12-09 19:25:18,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:25:18,320 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:25:18,498 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:25:18,518 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:25:18,610 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:25:18,636 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:25:18,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18 WrapperNode [2018-12-09 19:25:18,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:25:18,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:25:18,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:25:18,637 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:25:18,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:25:18,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:25:18,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:25:18,664 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:25:18,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... [2018-12-09 19:25:18,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:25:18,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:25:18,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:25:18,720 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:25:18,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:25:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2018-12-09 19:25:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2018-12-09 19:25:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-09 19:25:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-09 19:25:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-09 19:25:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-09 19:25:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 19:25:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:25:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:25:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-09 19:25:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 19:25:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-12-09 19:25:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-12-09 19:25:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:25:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:25:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 19:25:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 19:25:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:25:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 19:25:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-09 19:25:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-09 19:25:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure cos_float [2018-12-09 19:25:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_float [2018-12-09 19:25:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2018-12-09 19:25:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2018-12-09 19:25:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-09 19:25:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-09 19:25:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:25:18,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:25:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-09 19:25:18,760 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-09 19:25:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 19:25:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 19:25:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 19:25:18,910 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:22,226 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:24,521 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:24,569 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:24,802 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:25,233 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:25,240 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:28,257 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:28,297 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:28,410 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:28,598 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:28,687 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:28,698 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:28,746 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:28,875 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:28,891 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:29,007 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:29,026 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:29,288 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:29,396 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:32,534 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:35,470 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:35,479 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,091 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,149 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,156 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,173 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,399 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,408 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,414 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,429 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,437 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,540 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,667 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:36,771 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:37,315 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:39,382 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:39,405 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:39,416 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:39,533 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:39,697 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:25:39,750 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:25:39,750 INFO L280 CfgBuilder]: Removed 59 assue(true) statements. [2018-12-09 19:25:39,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:25:39 BoogieIcfgContainer [2018-12-09 19:25:39,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:25:39,751 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:25:39,751 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:25:39,753 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:25:39,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:25:18" (1/3) ... [2018-12-09 19:25:39,753 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d07661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:25:39, skipping insertion in model container [2018-12-09 19:25:39,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:25:18" (2/3) ... [2018-12-09 19:25:39,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39d07661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:25:39, skipping insertion in model container [2018-12-09 19:25:39,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:25:39" (3/3) ... [2018-12-09 19:25:39,755 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0330b_true-unreach-call.c [2018-12-09 19:25:39,760 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:25:39,765 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:25:39,774 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:25:39,791 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 19:25:39,791 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:25:39,792 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:25:39,792 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:25:39,792 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:25:39,792 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:25:39,792 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:25:39,792 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:25:39,792 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:25:39,805 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states. [2018-12-09 19:25:39,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 19:25:39,808 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:25:39,809 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] [2018-12-09 19:25:39,810 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:25:39,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:39,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1200847468, now seen corresponding path program 1 times [2018-12-09 19:25:39,817 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:25:39,817 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-09 19:25:39,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:25:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:25:40,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:25:40,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:25:40,042 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:25:40,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:25:40,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 19:25:40,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 19:25:40,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 19:25:40,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:25:40,064 INFO L87 Difference]: Start difference. First operand 272 states. Second operand 2 states. [2018-12-09 19:25:40,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:25:40,097 INFO L93 Difference]: Finished difference Result 536 states and 864 transitions. [2018-12-09 19:25:40,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 19:25:40,098 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-12-09 19:25:40,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:25:40,106 INFO L225 Difference]: With dead ends: 536 [2018-12-09 19:25:40,106 INFO L226 Difference]: Without dead ends: 268 [2018-12-09 19:25:40,109 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:25:40,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-12-09 19:25:40,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 268. [2018-12-09 19:25:40,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-12-09 19:25:40,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 364 transitions. [2018-12-09 19:25:40,144 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 364 transitions. Word has length 21 [2018-12-09 19:25:40,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:25:40,145 INFO L480 AbstractCegarLoop]: Abstraction has 268 states and 364 transitions. [2018-12-09 19:25:40,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 19:25:40,145 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 364 transitions. [2018-12-09 19:25:40,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 19:25:40,146 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:25:40,146 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] [2018-12-09 19:25:40,146 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:25:40,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:40,147 INFO L82 PathProgramCache]: Analyzing trace with hash -2006038165, now seen corresponding path program 1 times [2018-12-09 19:25:40,147 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:25:40,147 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-09 19:25:40,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:25:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:25:40,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:25:40,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:25:40,622 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:25:40,632 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:25:40,632 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 19:25:40,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 19:25:40,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 19:25:40,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-09 19:25:40,634 INFO L87 Difference]: Start difference. First operand 268 states and 364 transitions. Second operand 9 states. [2018-12-09 19:25:41,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:25:41,267 INFO L93 Difference]: Finished difference Result 275 states and 371 transitions. [2018-12-09 19:25:41,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 19:25:41,270 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2018-12-09 19:25:41,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:25:41,272 INFO L225 Difference]: With dead ends: 275 [2018-12-09 19:25:41,272 INFO L226 Difference]: Without dead ends: 268 [2018-12-09 19:25:41,272 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-09 19:25:41,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-12-09 19:25:41,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 268. [2018-12-09 19:25:41,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-12-09 19:25:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 363 transitions. [2018-12-09 19:25:41,283 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 363 transitions. Word has length 22 [2018-12-09 19:25:41,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:25:41,283 INFO L480 AbstractCegarLoop]: Abstraction has 268 states and 363 transitions. [2018-12-09 19:25:41,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 19:25:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 363 transitions. [2018-12-09 19:25:41,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 19:25:41,284 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:25:41,284 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] [2018-12-09 19:25:41,284 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:25:41,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:41,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1010804378, now seen corresponding path program 1 times [2018-12-09 19:25:41,285 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:25:41,285 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-09 19:25:41,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:25:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:25:41,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:25:41,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:25:41,574 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:25:41,584 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:25:41,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 19:25:41,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 19:25:41,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 19:25:41,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:25:41,585 INFO L87 Difference]: Start difference. First operand 268 states and 363 transitions. Second operand 7 states. [2018-12-09 19:25:41,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:25:41,913 INFO L93 Difference]: Finished difference Result 278 states and 372 transitions. [2018-12-09 19:25:41,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 19:25:41,913 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 31 [2018-12-09 19:25:41,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:25:41,914 INFO L225 Difference]: With dead ends: 278 [2018-12-09 19:25:41,914 INFO L226 Difference]: Without dead ends: 266 [2018-12-09 19:25:41,915 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-12-09 19:25:41,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-12-09 19:25:41,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2018-12-09 19:25:41,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2018-12-09 19:25:41,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 359 transitions. [2018-12-09 19:25:41,923 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 359 transitions. Word has length 31 [2018-12-09 19:25:41,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:25:41,923 INFO L480 AbstractCegarLoop]: Abstraction has 266 states and 359 transitions. [2018-12-09 19:25:41,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 19:25:41,923 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 359 transitions. [2018-12-09 19:25:41,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 19:25:41,924 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:25:41,924 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] [2018-12-09 19:25:41,924 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:25:41,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:25:41,925 INFO L82 PathProgramCache]: Analyzing trace with hash 704013610, now seen corresponding path program 1 times [2018-12-09 19:25:41,925 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:25:41,925 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-12-09 19:25:41,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:25:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:25:42,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:25:42,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:25:42,191 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:25:42,201 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:25:42,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 19:25:42,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 19:25:42,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 19:25:42,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:25:42,202 INFO L87 Difference]: Start difference. First operand 266 states and 359 transitions. Second operand 7 states. [2018-12-09 19:25:42,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:25:42,377 INFO L93 Difference]: Finished difference Result 266 states and 359 transitions. [2018-12-09 19:25:42,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 19:25:42,378 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2018-12-09 19:25:42,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:25:42,379 INFO L225 Difference]: With dead ends: 266 [2018-12-09 19:25:42,379 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 19:25:42,380 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-12-09 19:25:42,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 19:25:42,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 19:25:42,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 19:25:42,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 19:25:42,380 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-12-09 19:25:42,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:25:42,381 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 19:25:42,381 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 19:25:42,381 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 19:25:42,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 19:25:42,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 19:25:42,721 INFO L448 ceAbstractionStarter]: For program point L539(lines 539 542) no Hoare annotation was computed. [2018-12-09 19:25:42,721 INFO L448 ceAbstractionStarter]: For program point L539-2(lines 539 542) no Hoare annotation was computed. [2018-12-09 19:25:42,721 INFO L448 ceAbstractionStarter]: For program point L533-1(lines 533 537) no Hoare annotation was computed. [2018-12-09 19:25:42,721 INFO L451 ceAbstractionStarter]: At program point L533-2(lines 533 537) the Hoare annotation is: true [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L533-3(lines 533 537) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 558) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L451 ceAbstractionStarter]: At program point __kernel_cosfENTRY(lines 530 563) the Hoare annotation is: true [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 541) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point __kernel_cosfFINAL(lines 530 563) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 553 557) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L451 ceAbstractionStarter]: At program point L553-2(lines 553 557) the Hoare annotation is: true [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L553-3(lines 550 558) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 562) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point __kernel_cosfEXIT(lines 530 563) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L316-2(lines 316 320) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L217(lines 169 339) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L451 ceAbstractionStarter]: At program point L316-3(lines 316 320) the Hoare annotation is: true [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L316-4(lines 316 320) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L184-2(lines 184 185) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L451 ceAbstractionStarter]: At program point __kernel_rem_pio2fENTRY(lines 168 339) the Hoare annotation is: true [2018-12-09 19:25:42,722 INFO L451 ceAbstractionStarter]: At program point L184-3(lines 184 185) the Hoare annotation is: true [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L184-4(lines 184 185) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L448 ceAbstractionStarter]: For program point L300-2(lines 300 301) no Hoare annotation was computed. [2018-12-09 19:25:42,722 INFO L451 ceAbstractionStarter]: At program point L300-3(lines 300 301) the Hoare annotation is: true [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L300-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L185-2(line 185) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L285(line 285) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L252-1(lines 252 253) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L252-3(lines 252 253) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L451 ceAbstractionStarter]: At program point L252-4(lines 252 253) the Hoare annotation is: true [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L252-5(lines 252 253) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L269-1(lines 269 272) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L451 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: true [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L451 ceAbstractionStarter]: At program point L269-3(lines 269 272) the Hoare annotation is: true [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L286-2(lines 286 289) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L451 ceAbstractionStarter]: At program point L286-3(lines 286 289) the Hoare annotation is: true [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 229) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L286-4(lines 286 289) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 187 191) no Hoare annotation was computed. [2018-12-09 19:25:42,723 INFO L451 ceAbstractionStarter]: At program point L220-3(lines 220 229) the Hoare annotation is: true [2018-12-09 19:25:42,724 INFO L451 ceAbstractionStarter]: At program point L187-3(lines 187 191) the Hoare annotation is: true [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L220-4(lines 217 245) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L187-4(lines 187 191) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L188-2(lines 188 189) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L451 ceAbstractionStarter]: At program point L188-3(lines 188 189) the Hoare annotation is: true [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L188-4(lines 188 189) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L304-2(line 304) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L321-2(lines 321 325) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L451 ceAbstractionStarter]: At program point L321-3(lines 321 325) the Hoare annotation is: true [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L255-2(lines 255 260) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L321-4(lines 321 325) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L451 ceAbstractionStarter]: At program point L255-3(lines 255 260) the Hoare annotation is: true [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L255-4(lines 255 260) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L305(line 305) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 226) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L207(lines 207 215) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L257-2(lines 257 258) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L451 ceAbstractionStarter]: At program point L257-3(lines 257 258) the Hoare annotation is: true [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L257-4(lines 257 258) no Hoare annotation was computed. [2018-12-09 19:25:42,724 INFO L451 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: true [2018-12-09 19:25:42,724 INFO L448 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 308) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L451 ceAbstractionStarter]: At program point L307-3(lines 307 308) the Hoare annotation is: true [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L307-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L451 ceAbstractionStarter]: At program point L291-3(lines 291 295) the Hoare annotation is: true [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L291-4(lines 291 295) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 282) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L242(lines 242 243) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L451 ceAbstractionStarter]: At program point L275-2(lines 266 283) the Hoare annotation is: true [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L292-2(lines 292 293) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L451 ceAbstractionStarter]: At program point L292-3(lines 292 293) the Hoare annotation is: true [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L292-4(lines 292 293) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L309-1(line 309) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L451 ceAbstractionStarter]: At program point L243(line 243) the Hoare annotation is: true [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L243-1(line 243) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L326-2(lines 326 327) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L451 ceAbstractionStarter]: At program point L326-3(lines 326 327) the Hoare annotation is: true [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L326-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 179) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L178-2(lines 178 179) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L311-2(lines 311 312) no Hoare annotation was computed. [2018-12-09 19:25:42,725 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 215) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L451 ceAbstractionStarter]: At program point L311-3(lines 311 312) the Hoare annotation is: true [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L311-4(lines 297 337) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L451 ceAbstractionStarter]: At program point L262(lines 169 339) the Hoare annotation is: true [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L196-2(lines 196 200) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L451 ceAbstractionStarter]: At program point L196-3(lines 196 200) the Hoare annotation is: true [2018-12-09 19:25:42,726 INFO L451 ceAbstractionStarter]: At program point L196-4(lines 196 200) the Hoare annotation is: true [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fEXIT(lines 168 339) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L230-1(lines 217 245) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 215) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L247-1(lines 169 339) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L214-2(lines 169 339) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L451 ceAbstractionStarter]: At program point L297(lines 297 337) the Hoare annotation is: true [2018-12-09 19:25:42,726 INFO L451 ceAbstractionStarter]: At program point L231(lines 231 238) the Hoare annotation is: true [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L298(line 298) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L315(line 315) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L249-2(lines 249 250) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L451 ceAbstractionStarter]: At program point L249-3(lines 249 250) the Hoare annotation is: true [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point L249-4(lines 247 264) no Hoare annotation was computed. [2018-12-09 19:25:42,726 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fFINAL(lines 168 339) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 66 70) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L451 ceAbstractionStarter]: At program point L66-2(lines 66 70) the Hoare annotation is: true [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point copysign_floatEXIT(lines 64 82) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 75) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 64 82) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L451 ceAbstractionStarter]: At program point copysign_floatENTRY(lines 64 82) the Hoare annotation is: true [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 64 82) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 76 80) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point copysign_floatFINAL(lines 64 82) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point L610-1(lines 610 613) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L444 ceAbstractionStarter]: At program point L607(line 607) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point L607-1(line 607) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 599 616) the Hoare annotation is: true [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 599 616) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 599 616) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 611) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-09 19:25:42,727 INFO L444 ceAbstractionStarter]: At program point L610(line 610) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (and (= (fp.sub roundNearestTiesToEven .cse0 .cse0) main_~res~0) (= main_~x~0 .cse0))) [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point isnan_floatFINAL(line 62) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L451 ceAbstractionStarter]: At program point isnan_floatENTRY(line 62) the Hoare annotation is: true [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point isnan_floatEXIT(line 62) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 139 152) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 139 152) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 139 152) the Hoare annotation is: true [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 150) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 139 152) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L146-2(lines 146 150) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 145) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L451 ceAbstractionStarter]: At program point L141-2(lines 141 145) the Hoare annotation is: true [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 35) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L48(lines 48 51) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L28(lines 28 52) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 18 59) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L53-2(lines 53 57) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L41(lines 41 45) no Hoare annotation was computed. [2018-12-09 19:25:42,728 INFO L448 ceAbstractionStarter]: For program point L33(lines 33 35) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 46) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point floor_floatEXIT(lines 18 59) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L451 ceAbstractionStarter]: At program point L21-2(lines 21 25) the Hoare annotation is: true [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point floor_floatFINAL(lines 18 59) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 36) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L451 ceAbstractionStarter]: At program point floor_floatENTRY(lines 18 59) the Hoare annotation is: true [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L39(lines 39 40) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point cos_floatEXIT(lines 567 597) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L444 ceAbstractionStarter]: At program point L585(line 585) the Hoare annotation is: (and (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) (_ bv2139095040 32)) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10))))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) cos_float_~ix~7) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10)))))) [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 596) no Hoare annotation was computed. [2018-12-09 19:25:42,729 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (and (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|) (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) cos_float_~ix~7))) (exists ((v_cos_float_~ix~7_9 (_ BitVec 32))) (and (bvsle (bvand (_ bv2147483647 32) v_cos_float_~ix~7_9) (_ bv1061752792 32)) (= (fp ((_ extract 31 31) v_cos_float_~ix~7_9) ((_ extract 30 23) v_cos_float_~ix~7_9) ((_ extract 22 0) v_cos_float_~ix~7_9)) |cos_float_#in~x|))) (= |cos_float_#in~x| cos_float_~x)) [2018-12-09 19:25:42,729 INFO L448 ceAbstractionStarter]: For program point L579-1(line 579) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L451 ceAbstractionStarter]: At program point cos_floatENTRY(lines 567 597) the Hoare annotation is: true [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L444 ceAbstractionStarter]: At program point L571-2(lines 571 575) the Hoare annotation is: (= |cos_float_#in~x| cos_float_~x) [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point cos_floatFINAL(lines 567 597) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L444 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (and (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) (_ bv2139095040 32)) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10))))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) cos_float_~ix~7) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10)))))) [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L594-1(line 594) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L444 ceAbstractionStarter]: At program point L592(line 592) the Hoare annotation is: (and (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) (_ bv2139095040 32)) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10))))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) cos_float_~ix~7) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10)))))) [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L592-1(line 592) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (and (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) (_ bv2139095040 32)) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10))))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) cos_float_~ix~7) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10)))))) [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L444 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (and (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) (_ bv2139095040 32)) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10))))) (= |cos_float_#in~x| cos_float_~x) (exists ((v_cos_float_~ix~7_10 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_cos_float_~ix~7_10) cos_float_~ix~7) (= |cos_float_#in~x| (fp ((_ extract 31 31) v_cos_float_~ix~7_10) ((_ extract 30 23) v_cos_float_~ix~7_10) ((_ extract 22 0) v_cos_float_~ix~7_10)))))) [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 595) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 596) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L512(lines 512 515) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L512-2(lines 512 515) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L506-1(lines 506 510) no Hoare annotation was computed. [2018-12-09 19:25:42,730 INFO L451 ceAbstractionStarter]: At program point L506-2(lines 506 510) the Hoare annotation is: true [2018-12-09 19:25:42,730 INFO L448 ceAbstractionStarter]: For program point L506-3(lines 506 510) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point __kernel_sinfEXIT(lines 503 523) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L519(lines 519 522) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L513(lines 513 514) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L451 ceAbstractionStarter]: At program point __kernel_sinfENTRY(lines 503 523) the Hoare annotation is: true [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point __kernel_sinfFINAL(lines 503 523) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L481-2(lines 481 484) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L451 ceAbstractionStarter]: At program point L481-3(lines 481 484) the Hoare annotation is: true [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L481-4(lines 481 484) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fEXIT(lines 380 496) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 459) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L440-1(lines 428 460) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 494) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L400(lines 400 407) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L400-2(lines 400 407) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L392(lines 392 396) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L434-1(lines 434 438) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L451 ceAbstractionStarter]: At program point L434-2(lines 434 438) the Hoare annotation is: true [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L434-3(lines 434 438) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fFINAL(lines 380 496) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L476-1(lines 476 480) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L451 ceAbstractionStarter]: At program point L476-2(lines 476 480) the Hoare annotation is: true [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L476-3(lines 476 480) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L451 ceAbstractionStarter]: At program point __ieee754_rem_pio2fENTRY(lines 380 496) the Hoare annotation is: true [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2018-12-09 19:25:42,731 INFO L448 ceAbstractionStarter]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L451 ceAbstractionStarter]: At program point L386-2(lines 386 390) the Hoare annotation is: true [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L386-3(lines 386 390) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 418) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L411-2(lines 411 418) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L428-2(lines 428 460) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 473) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 467) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 487 488) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L451 ceAbstractionStarter]: At program point L487-3(lines 487 488) the Hoare annotation is: true [2018-12-09 19:25:42,732 INFO L451 ceAbstractionStarter]: At program point L487-4(lines 487 488) the Hoare annotation is: true [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L446-1(lines 446 450) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L451 ceAbstractionStarter]: At program point L446-2(lines 446 450) the Hoare annotation is: true [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L446-3(lines 446 450) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 421) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 468) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 420) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L451 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-09 19:25:42,732 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:25:42,732 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 129) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 118 122) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L451 ceAbstractionStarter]: At program point L118-2(lines 118 122) the Hoare annotation is: true [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L118-3(lines 118 122) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L451 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: true [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 112) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point scalbn_floatFINAL(lines 88 138) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 113) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L103-2(lines 103 113) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 100) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L451 ceAbstractionStarter]: At program point L132-2(lines 132 136) the Hoare annotation is: true [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L132-3(lines 132 136) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L451 ceAbstractionStarter]: At program point L116(line 116) the Hoare annotation is: true [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L116-1(line 116) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point scalbn_floatEXIT(lines 88 138) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L451 ceAbstractionStarter]: At program point scalbn_floatENTRY(lines 88 138) the Hoare annotation is: true [2018-12-09 19:25:42,733 INFO L451 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: true [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L129-1(line 129) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L125(lines 125 130) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L451 ceAbstractionStarter]: At program point L92-2(lines 92 96) the Hoare annotation is: true [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2018-12-09 19:25:42,733 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 124) no Hoare annotation was computed. [2018-12-09 19:25:42,734 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 105 109) no Hoare annotation was computed. [2018-12-09 19:25:42,734 INFO L451 ceAbstractionStarter]: At program point L105-2(lines 105 109) the Hoare annotation is: true [2018-12-09 19:25:42,734 INFO L448 ceAbstractionStarter]: For program point L105-3(lines 105 109) no Hoare annotation was computed. [2018-12-09 19:25:42,734 INFO L448 ceAbstractionStarter]: For program point L101(lines 101 102) no Hoare annotation was computed. [2018-12-09 19:25:42,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:25:42 BoogieIcfgContainer [2018-12-09 19:25:42,742 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:25:42,742 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:25:42,742 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:25:42,742 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:25:42,742 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:25:39" (3/4) ... [2018-12-09 19:25:42,745 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 19:25:42,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2018-12-09 19:25:42,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_rem_pio2f [2018-12-09 19:25:42,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2018-12-09 19:25:42,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 19:25:42,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-12-09 19:25:42,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 19:25:42,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-09 19:25:42,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure floor_float [2018-12-09 19:25:42,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cos_float [2018-12-09 19:25:42,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2018-12-09 19:25:42,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_rem_pio2f [2018-12-09 19:25:42,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2018-12-09 19:25:42,758 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 279 nodes and edges [2018-12-09 19:25:42,759 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 148 nodes and edges [2018-12-09 19:25:42,760 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-12-09 19:25:42,760 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 19:25:42,760 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 19:25:42,761 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 19:25:42,761 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 19:25:42,762 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 19:25:42,779 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-09 19:25:42,827 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_50dcbd57-9a75-420c-b3a7-9f6c41ade353/bin-2019/utaipan/witness.graphml [2018-12-09 19:25:42,828 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:25:42,828 INFO L168 Benchmark]: Toolchain (without parser) took 24538.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 215.0 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -133.3 MB). Peak memory consumption was 81.7 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:42,829 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:25:42,829 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:42,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:25:42,829 INFO L168 Benchmark]: Boogie Preprocessor took 55.69 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:42,829 INFO L168 Benchmark]: RCFGBuilder took 21030.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 969.1 MB in the end (delta: 139.5 MB). Peak memory consumption was 139.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:42,830 INFO L168 Benchmark]: TraceAbstraction took 2990.72 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.6 MB). Free memory was 969.1 MB in the beginning and 1.1 GB in the end (delta: -124.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:25:42,830 INFO L168 Benchmark]: Witness Printer took 85.70 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: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:25:42,831 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 345.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.89 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 55.69 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 21030.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 969.1 MB in the end (delta: 139.5 MB). Peak memory consumption was 139.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2990.72 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.6 MB). Free memory was 969.1 MB in the beginning and 1.1 GB in the end (delta: -124.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 85.70 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: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 611]: 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: 220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 272 locations, 1 error locations. SAFE Result, 2.9s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1431 SDtfs, 111 SDslu, 5836 SDs, 0 SdLazy, 124 SolverSat, 31 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 116 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=272occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 202 PreInvPairs, 285 NumberOfFragments, 318 HoareAnnotationTreeSize, 202 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 71 FomulaSimplificationsInter, 80 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 106 ConstructedInterpolants, 16 QuantifiedInterpolants, 14781 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1865 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...