./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0661a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0661a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash affc33a17eeaac5bbef8bea17cfba29382789d60 ................................................................................................................................................................................................................................................................................................................................................................. 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_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0661a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash affc33a17eeaac5bbef8bea17cfba29382789d60 ............................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:15:00,421 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:15:00,422 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:15:00,429 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:15:00,430 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:15:00,430 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:15:00,431 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:15:00,432 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:15:00,433 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:15:00,434 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:15:00,435 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:15:00,435 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:15:00,435 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:15:00,436 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:15:00,437 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:15:00,437 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:15:00,438 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:15:00,439 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:15:00,440 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:15:00,441 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:15:00,442 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:15:00,443 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:15:00,445 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:15:00,445 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:15:00,445 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:15:00,446 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:15:00,446 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:15:00,447 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:15:00,447 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:15:00,448 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:15:00,448 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:15:00,449 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:15:00,449 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:15:00,449 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:15:00,450 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:15:00,450 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:15:00,450 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 12:15:00,460 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:15:00,460 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:15:00,461 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:15:00,461 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:15:00,461 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:15:00,462 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:15:00,462 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:15:00,462 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:15:00,462 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:15:00,462 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:15:00,462 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:15:00,462 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:15:00,463 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:15:00,463 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:15:00,463 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:15:00,463 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:15:00,463 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:15:00,463 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:15:00,463 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:15:00,463 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:15:00,464 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:15:00,464 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:15:00,464 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:15:00,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:15:00,464 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:15:00,464 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:15:00,464 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:15:00,465 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:15:00,465 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:15:00,465 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:15:00,465 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_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> affc33a17eeaac5bbef8bea17cfba29382789d60 [2018-11-18 12:15:00,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:15:00,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:15:00,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:15:00,499 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:15:00,500 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:15:00,500 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0661a_true-unreach-call.c [2018-11-18 12:15:00,535 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data/04b172eb5/b24fd3ddd57e436daa08c249b3102976/FLAG667b5f0b1 [2018-11-18 12:15:00,968 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:15:00,969 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/sv-benchmarks/c/float-newlib/double_req_bl_0661a_true-unreach-call.c [2018-11-18 12:15:00,974 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data/04b172eb5/b24fd3ddd57e436daa08c249b3102976/FLAG667b5f0b1 [2018-11-18 12:15:00,984 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data/04b172eb5/b24fd3ddd57e436daa08c249b3102976 [2018-11-18 12:15:00,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:15:00,987 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:15:00,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:15:00,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:15:00,990 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:15:00,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:15:00" (1/1) ... [2018-11-18 12:15:00,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad4eacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:00, skipping insertion in model container [2018-11-18 12:15:00,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:15:00" (1/1) ... [2018-11-18 12:15:00,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:15:01,020 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:15:01,177 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:15:01,183 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:15:01,218 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:15:01,273 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:15:01,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01 WrapperNode [2018-11-18 12:15:01,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:15:01,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:15:01,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:15:01,274 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:15:01,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01" (1/1) ... [2018-11-18 12:15:01,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01" (1/1) ... [2018-11-18 12:15:01,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01" (1/1) ... [2018-11-18 12:15:01,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01" (1/1) ... [2018-11-18 12:15:01,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01" (1/1) ... [2018-11-18 12:15:01,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01" (1/1) ... [2018-11-18 12:15:01,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01" (1/1) ... [2018-11-18 12:15:01,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:15:01,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:15:01,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:15:01,319 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:15:01,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:15:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:15:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:15:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 12:15:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 12:15:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 12:15:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-11-18 12:15:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:15:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:15:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 12:15:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 12:15:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:15:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 12:15:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:15:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:15:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:15:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 12:15:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 12:15:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 12:15:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-11-18 12:15:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:15:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:15:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 12:15:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:15:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:15:01,766 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:15:01,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:15:01 BoogieIcfgContainer [2018-11-18 12:15:01,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:15:01,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:15:01,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:15:01,770 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:15:01,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:15:00" (1/3) ... [2018-11-18 12:15:01,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f01dd71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:15:01, skipping insertion in model container [2018-11-18 12:15:01,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:01" (2/3) ... [2018-11-18 12:15:01,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f01dd71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:15:01, skipping insertion in model container [2018-11-18 12:15:01,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:15:01" (3/3) ... [2018-11-18 12:15:01,775 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0661a_true-unreach-call.c [2018-11-18 12:15:01,782 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:15:01,786 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:15:01,797 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:15:01,814 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:15:01,815 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:15:01,815 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:15:01,815 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:15:01,815 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:15:01,815 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:15:01,815 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:15:01,815 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:15:01,815 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:15:01,827 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states. [2018-11-18 12:15:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 12:15:01,831 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:15:01,832 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:15:01,834 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:15:01,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:15:01,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1936917358, now seen corresponding path program 1 times [2018-11-18 12:15:01,838 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:15:01,838 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:15:01,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:15:01,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:15:01,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:15:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:15:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:15:01,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:15:01,955 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:15:01,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:15:01,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:15:01,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:15:01,969 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 2 states. [2018-11-18 12:15:01,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:15:01,991 INFO L93 Difference]: Finished difference Result 215 states and 339 transitions. [2018-11-18 12:15:01,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:15:01,992 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-18 12:15:01,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:15:01,998 INFO L225 Difference]: With dead ends: 215 [2018-11-18 12:15:01,999 INFO L226 Difference]: Without dead ends: 107 [2018-11-18 12:15:02,001 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:15:02,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-18 12:15:02,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-11-18 12:15:02,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-11-18 12:15:02,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 147 transitions. [2018-11-18 12:15:02,030 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 147 transitions. Word has length 20 [2018-11-18 12:15:02,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:15:02,031 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 147 transitions. [2018-11-18 12:15:02,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:15:02,031 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 147 transitions. [2018-11-18 12:15:02,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 12:15:02,031 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:15:02,032 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:15:02,032 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:15:02,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:15:02,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1939056516, now seen corresponding path program 1 times [2018-11-18 12:15:02,032 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:15:02,032 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:15:02,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:15:02,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:15:02,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:15:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:15:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:15:02,129 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 12:15:02,151 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418252 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:15:02,151 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418262 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:15:02,152 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418256 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 12:15:02,152 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 12:15:02,152 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418247 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:15:02,152 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418273 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:15:02,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:15:02 BoogieIcfgContainer [2018-11-18 12:15:02,165 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:15:02,166 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:15:02,166 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:15:02,166 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:15:02,167 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:15:01" (3/4) ... [2018-11-18 12:15:02,171 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 12:15:02,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:15:02,171 INFO L168 Benchmark]: Toolchain (without parser) took 1184.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -111.7 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:02,173 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:15:02,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 285.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -203.8 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:02,173 INFO L168 Benchmark]: Boogie Preprocessor took 44.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:02,174 INFO L168 Benchmark]: RCFGBuilder took 448.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:02,175 INFO L168 Benchmark]: TraceAbstraction took 397.93 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: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:02,175 INFO L168 Benchmark]: Witness Printer took 4.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:15:02,177 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 285.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -203.8 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 448.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 397.93 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: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.96 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418252 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418262 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418256 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418247 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418273 could not be translated for associated CType ARRAY#_4_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 271]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 162, overapproximation of someUnaryDOUBLEoperation at line 265, overapproximation of bitwiseAnd at line 160, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 270. Possible FailurePath: [L37-L42] FCALL static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] FCALL static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] FCALL static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L139-L140] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [\old(aT_atan)=null, \old(aT_atan)=null, \old(atanhi_atan)=null, \old(atanhi_atan)=null, \old(atanlo_atan)=null, \old(atanlo_atan)=null, \old(huge_atan)=10737418269, \old(one_atan)=10737418257, \old(pi)=10737418264, \old(pi_lo_atan2)=10737418255, \old(pi_o_2)=10737418241, \old(pi_o_4)=10737418259, \old(tiny_atan2)=10737418272, \old(zero_atan2)=10737418249, aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L264] double x = __VERIFIER_nondet_double(); [L265] double y = -0.0; VAL [aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, zero_atan2=0] [L267] COND TRUE x > 0.0 VAL [aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, zero_atan2=0] [L268] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=10737418260, \old(y)=10737418261, aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L143] double z; [L144] __int32_t k, m, hx, hy, ix, iy; [L145] __uint32_t lx, ly; VAL [\old(x)=10737418260, \old(y)=10737418261, aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418261, zero_atan2=0] [L148] FCALL ieee_double_shape_type ew_u; [L149] FCALL ew_u.value = (x) [L150] EXPR, FCALL ew_u.parts.msw [L150] (hx) = ew_u.parts.msw [L151] EXPR, FCALL ew_u.parts.lsw [L151] (lx) = ew_u.parts.lsw [L152] COND FALSE !(0) VAL [\old(x)=10737418260, \old(y)=10737418261, aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, lx=10737418265, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418261, zero_atan2=0] [L153] ix = hx & 0x7fffffff VAL [\old(x)=10737418260, \old(y)=10737418261, aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, lx=10737418265, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418261, zero_atan2=0] [L155] FCALL ieee_double_shape_type ew_u; [L156] FCALL ew_u.value = (y) [L157] EXPR, FCALL ew_u.parts.msw [L157] (hy) = ew_u.parts.msw [L158] EXPR, FCALL ew_u.parts.lsw [L158] (ly) = ew_u.parts.lsw [L159] COND FALSE !(0) VAL [\old(x)=10737418260, \old(y)=10737418261, aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, hy=-2147483648, lx=10737418265, ly=10737418267, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418261, zero_atan2=0] [L160] iy = hy & 0x7fffffff VAL [\old(x)=10737418260, \old(y)=10737418261, aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, hy=-2147483648, lx=10737418265, ly=10737418267, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418261, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] RET return x + y; VAL [\old(x)=10737418260, \old(y)=10737418261, aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, hy=-2147483648, lx=10737418265, ly=10737418267, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418261, zero_atan2=0] [L268] EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=10737418270, aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418261, zero_atan2=0] [L268] double res = __ieee754_atan2(y, x); [L270] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=10737418270, res == -0.0 && __signbit_double(res) == 1=0, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418261, zero_atan2=0] [L270] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L271] __VERIFIER_error() VAL [aT_atan={10737418251:0}, atanhi_atan={10737418253:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=10737418270, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418261, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 112 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 153 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=112occurred 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, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 361 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 0.1.23-5842f4b [2018-11-18 12:15:03,623 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:15:03,624 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:15:03,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:15:03,633 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:15:03,633 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:15:03,634 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:15:03,635 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:15:03,636 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:15:03,637 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:15:03,638 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:15:03,638 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:15:03,639 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:15:03,639 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:15:03,640 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:15:03,641 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:15:03,641 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:15:03,642 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:15:03,644 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:15:03,645 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:15:03,646 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:15:03,647 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:15:03,649 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:15:03,649 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:15:03,649 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:15:03,650 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:15:03,650 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:15:03,651 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:15:03,651 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:15:03,653 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:15:03,653 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:15:03,653 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:15:03,654 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:15:03,654 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:15:03,654 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:15:03,655 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:15:03,656 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 12:15:03,666 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:15:03,666 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:15:03,666 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:15:03,667 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:15:03,667 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:15:03,667 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:15:03,667 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:15:03,667 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:15:03,668 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:15:03,668 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:15:03,669 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:15:03,669 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:15:03,669 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:15:03,669 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:15:03,669 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:15:03,669 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:15:03,669 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:15:03,669 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:15:03,670 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:15:03,670 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:15:03,670 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:15:03,670 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:15:03,670 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:15:03,670 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:15:03,670 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:15:03,671 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:15:03,671 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:15:03,671 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:15:03,671 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 12:15:03,671 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:15:03,671 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:15:03,671 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:15:03,671 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_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> affc33a17eeaac5bbef8bea17cfba29382789d60 [2018-11-18 12:15:03,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:15:03,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:15:03,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:15:03,716 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:15:03,716 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:15:03,717 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0661a_true-unreach-call.c [2018-11-18 12:15:03,763 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data/c227b4f86/9d68705b75b2469f889d273393c47ce8/FLAGe95eb4df4 [2018-11-18 12:15:04,073 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:15:04,074 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/sv-benchmarks/c/float-newlib/double_req_bl_0661a_true-unreach-call.c [2018-11-18 12:15:04,079 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data/c227b4f86/9d68705b75b2469f889d273393c47ce8/FLAGe95eb4df4 [2018-11-18 12:15:04,087 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/data/c227b4f86/9d68705b75b2469f889d273393c47ce8 [2018-11-18 12:15:04,090 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:15:04,091 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:15:04,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:15:04,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:15:04,093 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:15:04,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:15:04" (1/1) ... [2018-11-18 12:15:04,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27184d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04, skipping insertion in model container [2018-11-18 12:15:04,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:15:04" (1/1) ... [2018-11-18 12:15:04,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:15:04,123 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:15:04,288 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:15:04,296 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:15:04,345 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:15:04,368 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:15:04,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04 WrapperNode [2018-11-18 12:15:04,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:15:04,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:15:04,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:15:04,369 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:15:04,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04" (1/1) ... [2018-11-18 12:15:04,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04" (1/1) ... [2018-11-18 12:15:04,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04" (1/1) ... [2018-11-18 12:15:04,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04" (1/1) ... [2018-11-18 12:15:04,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04" (1/1) ... [2018-11-18 12:15:04,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04" (1/1) ... [2018-11-18 12:15:04,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04" (1/1) ... [2018-11-18 12:15:04,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:15:04,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:15:04,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:15:04,465 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:15:04,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:15:04,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:15:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:15:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 12:15:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 12:15:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 12:15:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-11-18 12:15:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:15:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:15:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 12:15:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 12:15:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:15:04,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 12:15:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:15:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:15:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:15:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 12:15:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 12:15:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 12:15:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-11-18 12:15:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:15:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:15:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 12:15:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:15:04,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 12:15:04,630 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:05,403 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:05,691 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:05,762 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:05,789 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:06,562 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:06,579 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:06,644 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:11,250 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:21,387 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:15:21,792 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:15:21,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:15:21 BoogieIcfgContainer [2018-11-18 12:15:21,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:15:21,793 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:15:21,793 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:15:21,795 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:15:21,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:15:04" (1/3) ... [2018-11-18 12:15:21,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@437bc185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:15:21, skipping insertion in model container [2018-11-18 12:15:21,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:15:04" (2/3) ... [2018-11-18 12:15:21,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@437bc185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:15:21, skipping insertion in model container [2018-11-18 12:15:21,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:15:21" (3/3) ... [2018-11-18 12:15:21,798 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0661a_true-unreach-call.c [2018-11-18 12:15:21,804 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:15:21,809 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:15:21,821 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:15:21,840 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:15:21,840 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:15:21,841 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:15:21,841 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:15:21,841 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:15:21,841 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:15:21,841 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:15:21,841 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:15:21,841 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:15:21,852 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states. [2018-11-18 12:15:21,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 12:15:21,856 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:15:21,857 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:15:21,858 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:15:21,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:15:21,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1936917358, now seen corresponding path program 1 times [2018-11-18 12:15:21,864 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:15:21,864 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-18 12:15:21,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:15:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:15:22,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:15:22,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:15:22,013 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:15:22,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:15:22,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:15:22,027 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:15:22,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:15:22,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:15:22,041 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 2 states. [2018-11-18 12:15:22,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:15:22,063 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2018-11-18 12:15:22,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:15:22,064 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-18 12:15:22,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:15:22,070 INFO L225 Difference]: With dead ends: 112 [2018-11-18 12:15:22,070 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:15:22,073 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:15:22,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:15:22,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:15:22,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:15:22,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:15:22,091 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2018-11-18 12:15:22,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:15:22,091 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:15:22,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:15:22,092 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:15:22,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:15:22,096 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:15:22,190 INFO L425 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 17 31) no Hoare annotation was computed. [2018-11-18 12:15:22,190 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-18 12:15:22,190 INFO L428 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-11-18 12:15:22,191 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-11-18 12:15:22,191 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 31) no Hoare annotation was computed. [2018-11-18 12:15:22,191 INFO L428 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 17 31) the Hoare annotation is: true [2018-11-18 12:15:22,191 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2018-11-18 12:15:22,191 INFO L425 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 17 31) no Hoare annotation was computed. [2018-11-18 12:15:22,191 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:15:22,191 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:15:22,191 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:15:22,192 INFO L428 ceAbstractionStarter]: At program point L68-3(lines 68 72) the Hoare annotation is: true [2018-11-18 12:15:22,193 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 103) no Hoare annotation was computed. [2018-11-18 12:15:22,193 INFO L425 ceAbstractionStarter]: For program point L68-4(lines 68 72) no Hoare annotation was computed. [2018-11-18 12:15:22,193 INFO L425 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-11-18 12:15:22,193 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 131) no Hoare annotation was computed. [2018-11-18 12:15:22,193 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 92) no Hoare annotation was computed. [2018-11-18 12:15:22,194 INFO L425 ceAbstractionStarter]: For program point L89-2(lines 89 92) no Hoare annotation was computed. [2018-11-18 12:15:22,194 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-11-18 12:15:22,194 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 87) no Hoare annotation was computed. [2018-11-18 12:15:22,194 INFO L428 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2018-11-18 12:15:22,194 INFO L425 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2018-11-18 12:15:22,194 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2018-11-18 12:15:22,194 INFO L425 ceAbstractionStarter]: For program point atan_doubleEXIT(lines 64 132) no Hoare annotation was computed. [2018-11-18 12:15:22,194 INFO L425 ceAbstractionStarter]: For program point L96(lines 96 112) no Hoare annotation was computed. [2018-11-18 12:15:22,195 INFO L428 ceAbstractionStarter]: At program point atan_doubleENTRY(lines 64 132) the Hoare annotation is: true [2018-11-18 12:15:22,195 INFO L425 ceAbstractionStarter]: For program point L88(lines 88 113) no Hoare annotation was computed. [2018-11-18 12:15:22,195 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-11-18 12:15:22,195 INFO L425 ceAbstractionStarter]: For program point atan_doubleFINAL(lines 64 132) no Hoare annotation was computed. [2018-11-18 12:15:22,195 INFO L428 ceAbstractionStarter]: At program point L76-3(lines 76 80) the Hoare annotation is: true [2018-11-18 12:15:22,195 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 111) no Hoare annotation was computed. [2018-11-18 12:15:22,195 INFO L425 ceAbstractionStarter]: For program point L76-4(lines 74 87) no Hoare annotation was computed. [2018-11-18 12:15:22,195 INFO L425 ceAbstractionStarter]: For program point L105-2(lines 88 113) no Hoare annotation was computed. [2018-11-18 12:15:22,195 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2018-11-18 12:15:22,198 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 12:15:22,198 INFO L425 ceAbstractionStarter]: For program point __signbit_doubleFINAL(lines 244 254) no Hoare annotation was computed. [2018-11-18 12:15:22,198 INFO L425 ceAbstractionStarter]: For program point __signbit_doubleEXIT(lines 244 254) no Hoare annotation was computed. [2018-11-18 12:15:22,198 INFO L425 ceAbstractionStarter]: For program point L247-1(lines 247 251) no Hoare annotation was computed. [2018-11-18 12:15:22,199 INFO L428 ceAbstractionStarter]: At program point L247-3(lines 247 251) the Hoare annotation is: true [2018-11-18 12:15:22,199 INFO L425 ceAbstractionStarter]: For program point L247-4(lines 247 251) no Hoare annotation was computed. [2018-11-18 12:15:22,199 INFO L428 ceAbstractionStarter]: At program point __signbit_doubleENTRY(lines 244 254) the Hoare annotation is: true [2018-11-18 12:15:22,199 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:15:22,199 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 12:15:22,199 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:15:22,199 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:15:22,199 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 256 277) the Hoare annotation is: true [2018-11-18 12:15:22,200 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 256 277) no Hoare annotation was computed. [2018-11-18 12:15:22,200 INFO L425 ceAbstractionStarter]: For program point L271(line 271) no Hoare annotation was computed. [2018-11-18 12:15:22,200 INFO L425 ceAbstractionStarter]: For program point L270(line 270) no Hoare annotation was computed. [2018-11-18 12:15:22,200 INFO L428 ceAbstractionStarter]: At program point L270-1(line 270) the Hoare annotation is: true [2018-11-18 12:15:22,200 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 256 277) no Hoare annotation was computed. [2018-11-18 12:15:22,200 INFO L428 ceAbstractionStarter]: At program point L268(line 268) the Hoare annotation is: true [2018-11-18 12:15:22,200 INFO L425 ceAbstractionStarter]: For program point L270-2(line 270) no Hoare annotation was computed. [2018-11-18 12:15:22,200 INFO L425 ceAbstractionStarter]: For program point L267(lines 267 274) no Hoare annotation was computed. [2018-11-18 12:15:22,200 INFO L425 ceAbstractionStarter]: For program point L268-1(line 268) no Hoare annotation was computed. [2018-11-18 12:15:22,201 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2018-11-18 12:15:22,201 INFO L425 ceAbstractionStarter]: For program point L270-4(lines 270 273) no Hoare annotation was computed. [2018-11-18 12:15:22,201 INFO L425 ceAbstractionStarter]: For program point L267-2(lines 267 274) no Hoare annotation was computed. [2018-11-18 12:15:22,201 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 12:15:22,201 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2ENTRY(lines 142 242) the Hoare annotation is: true [2018-11-18 12:15:22,201 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 206) no Hoare annotation was computed. [2018-11-18 12:15:22,201 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2FINAL(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:15:22,202 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-18 12:15:22,202 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 178) no Hoare annotation was computed. [2018-11-18 12:15:22,202 INFO L425 ceAbstractionStarter]: For program point L168-2(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:15:22,202 INFO L428 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2018-11-18 12:15:22,202 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 194) no Hoare annotation was computed. [2018-11-18 12:15:22,202 INFO L428 ceAbstractionStarter]: At program point L218-1(line 218) the Hoare annotation is: true [2018-11-18 12:15:22,202 INFO L425 ceAbstractionStarter]: For program point L218-2(line 218) no Hoare annotation was computed. [2018-11-18 12:15:22,202 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-18 12:15:22,202 INFO L425 ceAbstractionStarter]: For program point L210-2(line 210) no Hoare annotation was computed. [2018-11-18 12:15:22,203 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 177) no Hoare annotation was computed. [2018-11-18 12:15:22,203 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 163) no Hoare annotation was computed. [2018-11-18 12:15:22,203 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 241) no Hoare annotation was computed. [2018-11-18 12:15:22,203 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 12:15:22,203 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-11-18 12:15:22,203 INFO L425 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-11-18 12:15:22,203 INFO L425 ceAbstractionStarter]: For program point L170-2(line 170) no Hoare annotation was computed. [2018-11-18 12:15:22,203 INFO L425 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2018-11-18 12:15:22,203 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2018-11-18 12:15:22,204 INFO L428 ceAbstractionStarter]: At program point L154-3(lines 154 159) the Hoare annotation is: true [2018-11-18 12:15:22,204 INFO L425 ceAbstractionStarter]: For program point L154-4(lines 154 159) no Hoare annotation was computed. [2018-11-18 12:15:22,204 INFO L425 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-11-18 12:15:22,204 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 12:15:22,204 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 234) no Hoare annotation was computed. [2018-11-18 12:15:22,204 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 205) no Hoare annotation was computed. [2018-11-18 12:15:22,204 INFO L425 ceAbstractionStarter]: For program point L229-2(lines 222 235) no Hoare annotation was computed. [2018-11-18 12:15:22,204 INFO L425 ceAbstractionStarter]: For program point L229-3(lines 229 234) no Hoare annotation was computed. [2018-11-18 12:15:22,205 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 12:15:22,205 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 218) no Hoare annotation was computed. [2018-11-18 12:15:22,205 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 147 152) no Hoare annotation was computed. [2018-11-18 12:15:22,205 INFO L428 ceAbstractionStarter]: At program point L147-3(lines 147 152) the Hoare annotation is: true [2018-11-18 12:15:22,205 INFO L425 ceAbstractionStarter]: For program point L147-4(lines 147 152) no Hoare annotation was computed. [2018-11-18 12:15:22,205 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 12:15:22,205 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 165) no Hoare annotation was computed. [2018-11-18 12:15:22,205 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-18 12:15:22,205 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 12:15:22,206 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2EXIT(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:15:22,207 INFO L425 ceAbstractionStarter]: For program point L181-2(line 181) no Hoare annotation was computed. [2018-11-18 12:15:22,207 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-18 12:15:22,207 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-18 12:15:22,207 INFO L428 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: true [2018-11-18 12:15:22,207 INFO L425 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2018-11-18 12:15:22,207 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 12:15:22,207 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 218) no Hoare annotation was computed. [2018-11-18 12:15:22,207 INFO L425 ceAbstractionStarter]: For program point L215-2(lines 213 218) no Hoare annotation was computed. [2018-11-18 12:15:22,207 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 12:15:22,208 INFO L425 ceAbstractionStarter]: For program point L224-1(lines 224 228) no Hoare annotation was computed. [2018-11-18 12:15:22,208 INFO L428 ceAbstractionStarter]: At program point L224-3(lines 224 228) the Hoare annotation is: true [2018-11-18 12:15:22,208 INFO L425 ceAbstractionStarter]: For program point L183(lines 183 207) no Hoare annotation was computed. [2018-11-18 12:15:22,208 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:15:22,208 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 12:15:22,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:15:22 BoogieIcfgContainer [2018-11-18 12:15:22,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:15:22,214 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:15:22,214 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:15:22,215 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:15:22,215 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:15:21" (3/4) ... [2018-11-18 12:15:22,218 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:15:22,224 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-11-18 12:15:22,224 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:15:22,224 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_double [2018-11-18 12:15:22,225 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_double [2018-11-18 12:15:22,225 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:15:22,225 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2 [2018-11-18 12:15:22,232 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 70 nodes and edges [2018-11-18 12:15:22,233 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2018-11-18 12:15:22,233 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 12:15:22,233 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 12:15:22,298 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_428c14f4-f170-42bf-876b-da501a23fe37/bin-2019/uautomizer/witness.graphml [2018-11-18 12:15:22,298 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:15:22,299 INFO L168 Benchmark]: Toolchain (without parser) took 18208.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -55.3 MB). Peak memory consumption was 78.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:22,300 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:15:22,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.59 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:22,300 INFO L168 Benchmark]: Boogie Preprocessor took 95.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -192.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:22,301 INFO L168 Benchmark]: RCFGBuilder took 17327.72 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: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:22,301 INFO L168 Benchmark]: TraceAbstraction took 421.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:22,301 INFO L168 Benchmark]: Witness Printer took 83.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:15:22,303 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 277.59 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 95.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -192.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 17327.72 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: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 421.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. * Witness Printer took 83.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 271]: 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: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 112 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred 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: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 27 PreInvPairs, 27 NumberOfFragments, 21 HoareAnnotationTreeSize, 27 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 361 SizeOfPredicates, 0 NumberOfNonLiveVariables, 77 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...