./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0663a_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_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0663a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/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 3e7d0b868b35716dc1f516fc758062372899bb27 .................................................................................................................................................................................................................................................................................................................................................................. 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_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0663a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/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 3e7d0b868b35716dc1f516fc758062372899bb27 .............................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:27:24,328 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:27:24,329 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:27:24,338 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:27:24,338 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:27:24,339 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:27:24,339 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:27:24,341 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:27:24,342 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:27:24,342 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:27:24,343 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:27:24,343 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:27:24,344 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:27:24,345 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:27:24,345 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:27:24,346 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:27:24,346 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:27:24,348 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:27:24,349 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:27:24,350 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:27:24,351 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:27:24,351 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:27:24,353 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:27:24,353 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:27:24,353 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:27:24,354 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:27:24,355 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:27:24,355 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:27:24,356 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:27:24,356 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:27:24,357 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:27:24,357 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:27:24,357 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:27:24,357 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:27:24,358 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:27:24,359 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:27:24,359 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 17:27:24,368 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:27:24,368 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:27:24,369 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:27:24,369 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 17:27:24,370 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:27:24,370 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:27:24,370 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 17:27:24,370 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:27:24,370 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:27:24,370 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:27:24,370 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:27:24,371 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:27:24,371 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:27:24,371 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:27:24,371 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:27:24,371 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:27:24,371 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:27:24,371 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:27:24,372 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:27:24,372 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:27:24,372 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:27:24,372 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:27:24,372 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:27:24,372 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:27:24,372 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:27:24,373 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:27:24,373 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:27:24,373 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 17:27:24,373 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:27:24,373 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:27:24,373 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_ab33c7df-1912-4d3a-9616-77a6c9352fd6/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 -> 3e7d0b868b35716dc1f516fc758062372899bb27 [2018-11-18 17:27:24,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:27:24,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:27:24,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:27:24,409 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:27:24,409 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:27:24,410 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0663a_true-unreach-call.c [2018-11-18 17:27:24,456 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data/76f53e75c/7f90a0307d74478bbcf22018654cdcd4/FLAGe9e5efc88 [2018-11-18 17:27:24,820 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:27:24,821 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/sv-benchmarks/c/float-newlib/double_req_bl_0663a_true-unreach-call.c [2018-11-18 17:27:24,828 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data/76f53e75c/7f90a0307d74478bbcf22018654cdcd4/FLAGe9e5efc88 [2018-11-18 17:27:25,214 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data/76f53e75c/7f90a0307d74478bbcf22018654cdcd4 [2018-11-18 17:27:25,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:27:25,217 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 17:27:25,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:27:25,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:27:25,221 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:27:25,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:27:25" (1/1) ... [2018-11-18 17:27:25,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d96412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25, skipping insertion in model container [2018-11-18 17:27:25,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:27:25" (1/1) ... [2018-11-18 17:27:25,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:27:25,247 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:27:25,386 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:27:25,392 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:27:25,424 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:27:25,485 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:27:25,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25 WrapperNode [2018-11-18 17:27:25,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:27:25,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:27:25,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:27:25,486 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:27:25,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25" (1/1) ... [2018-11-18 17:27:25,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25" (1/1) ... [2018-11-18 17:27:25,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25" (1/1) ... [2018-11-18 17:27:25,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25" (1/1) ... [2018-11-18 17:27:25,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25" (1/1) ... [2018-11-18 17:27:25,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25" (1/1) ... [2018-11-18 17:27:25,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25" (1/1) ... [2018-11-18 17:27:25,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:27:25,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:27:25,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:27:25,529 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:27:25,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/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 17:27:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 17:27:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:27:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 17:27:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 17:27:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 17:27:25,565 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 17:27:25,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 17:27:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 17:27:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 17:27:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:27:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 17:27:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 17:27:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:27:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 17:27:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 17:27:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 17:27:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 17:27:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 17:27:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 17:27:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 17:27:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:27:25,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 17:27:25,958 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:27:25,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:27:25 BoogieIcfgContainer [2018-11-18 17:27:25,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:27:25,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 17:27:25,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 17:27:25,962 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 17:27:25,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:27:25" (1/3) ... [2018-11-18 17:27:25,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6d3489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:27:25, skipping insertion in model container [2018-11-18 17:27:25,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:25" (2/3) ... [2018-11-18 17:27:25,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6d3489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:27:25, skipping insertion in model container [2018-11-18 17:27:25,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:27:25" (3/3) ... [2018-11-18 17:27:25,965 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0663a_true-unreach-call.c [2018-11-18 17:27:25,973 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 17:27:25,980 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 17:27:25,992 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 17:27:26,021 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 17:27:26,022 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 17:27:26,022 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 17:27:26,022 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 17:27:26,023 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 17:27:26,023 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 17:27:26,023 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 17:27:26,023 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 17:27:26,023 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 17:27:26,037 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-18 17:27:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:27:26,041 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:27:26,041 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:27:26,043 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:27:26,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:27:26,047 INFO L82 PathProgramCache]: Analyzing trace with hash 2033313214, now seen corresponding path program 1 times [2018-11-18 17:27:26,048 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 17:27:26,049 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 17:27:26,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:27:26,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:27:26,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:27:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:27:26,171 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 17:27:26,172 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:27:26,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 17:27:26,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 17:27:26,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 17:27:26,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 17:27:26,184 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-11-18 17:27:26,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:27:26,208 INFO L93 Difference]: Finished difference Result 197 states and 314 transitions. [2018-11-18 17:27:26,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 17:27:26,209 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-11-18 17:27:26,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:27:26,215 INFO L225 Difference]: With dead ends: 197 [2018-11-18 17:27:26,216 INFO L226 Difference]: Without dead ends: 98 [2018-11-18 17:27:26,218 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 17:27:26,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-18 17:27:26,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-11-18 17:27:26,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-11-18 17:27:26,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 137 transitions. [2018-11-18 17:27:26,247 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 137 transitions. Word has length 19 [2018-11-18 17:27:26,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:27:26,247 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 137 transitions. [2018-11-18 17:27:26,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 17:27:26,248 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 137 transitions. [2018-11-18 17:27:26,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 17:27:26,248 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:27:26,248 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] [2018-11-18 17:27:26,249 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:27:26,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:27:26,249 INFO L82 PathProgramCache]: Analyzing trace with hash -194514328, now seen corresponding path program 1 times [2018-11-18 17:27:26,249 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 17:27:26,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 17:27:26,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:27:26,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:27:26,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:27:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:27:26,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:27:26,345 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 17:27:26,366 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418252 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 17:27:26,367 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 17:27:26,368 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418261 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 17:27:26,368 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418273 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 17:27:26,368 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418247 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 17:27:26,368 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418256 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 17:27:26,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 05:27:26 BoogieIcfgContainer [2018-11-18 17:27:26,379 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 17:27:26,379 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:27:26,379 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:27:26,379 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:27:26,380 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:27:25" (3/4) ... [2018-11-18 17:27:26,383 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 17:27:26,384 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:27:26,384 INFO L168 Benchmark]: Toolchain (without parser) took 1167.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 958.5 MB in the beginning and 1.1 GB in the end (delta: -124.2 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:26,386 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:27:26,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 958.5 MB in the beginning and 1.2 GB in the end (delta: -210.8 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:26,387 INFO L168 Benchmark]: Boogie Preprocessor took 43.17 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:26,387 INFO L168 Benchmark]: RCFGBuilder took 429.81 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: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:26,388 INFO L168 Benchmark]: TraceAbstraction took 419.54 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: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:26,388 INFO L168 Benchmark]: Witness Printer took 4.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:26,391 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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 267.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 958.5 MB in the beginning and 1.2 GB in the end (delta: -210.8 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.17 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 429.81 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: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 419.54 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: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. 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 10737418250 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418261 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# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418247 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# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 260]: 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 251, overapproximation of bitwiseAnd at line 160, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 259. 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] [L251] double x = -0.0; [L252] double y = __VERIFIER_nondet_double(); [L254] COND TRUE 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, y=10737418270, zero_atan2=0] [L256] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=10737418260, \old(y)=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, 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)=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=10737418270, 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)=10737418270, 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=10737418270, zero_atan2=0] [L153] ix = hx & 0x7fffffff VAL [\old(x)=10737418260, \old(y)=10737418270, 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=10737418270, 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)=10737418270, 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=10737418270, zero_atan2=0] [L160] iy = hy & 0x7fffffff VAL [\old(x)=10737418260, \old(y)=10737418270, 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=10737418270, 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)=10737418270, 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=10737418270, zero_atan2=0] [L256] EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=10737418262, 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=10737418270, zero_atan2=0] [L256] double res = __ieee754_atan2(y, x); [L259] COND TRUE res != pi_o_2 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=10737418262, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418270, zero_atan2=0] [L260] __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=10737418262, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418260, y=10737418270, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 103 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 143 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=103occurred 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, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 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 17:27:27,813 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:27:27,814 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:27:27,822 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:27:27,822 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:27:27,823 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:27:27,823 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:27:27,824 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:27:27,826 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:27:27,826 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:27:27,827 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:27:27,827 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:27:27,828 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:27:27,829 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:27:27,829 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:27:27,830 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:27:27,830 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:27:27,832 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:27:27,833 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:27:27,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:27:27,835 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:27:27,836 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:27:27,837 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:27:27,838 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:27:27,838 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:27:27,838 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:27:27,839 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:27:27,840 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:27:27,840 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:27:27,841 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:27:27,841 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:27:27,841 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:27:27,842 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:27:27,842 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:27:27,842 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:27:27,843 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:27:27,843 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 17:27:27,854 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:27:27,854 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:27:27,855 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:27:27,855 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:27:27,856 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:27:27,856 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:27:27,856 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 17:27:27,856 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:27:27,856 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:27:27,856 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:27:27,857 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:27:27,857 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:27:27,857 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:27:27,857 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:27:27,857 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:27:27,857 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:27:27,857 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:27:27,858 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:27:27,858 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:27:27,858 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:27:27,858 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:27:27,858 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:27:27,858 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:27:27,859 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:27:27,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:27:27,859 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:27:27,859 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:27:27,859 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:27:27,859 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 17:27:27,859 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:27:27,860 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:27:27,860 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:27:27,860 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_ab33c7df-1912-4d3a-9616-77a6c9352fd6/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 -> 3e7d0b868b35716dc1f516fc758062372899bb27 [2018-11-18 17:27:27,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:27:27,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:27:27,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:27:27,905 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:27:27,905 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:27:27,906 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0663a_true-unreach-call.c [2018-11-18 17:27:27,946 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data/9c33132b9/d6bdda3ce02c4a908e3711d1492131fd/FLAG947b9a481 [2018-11-18 17:27:28,280 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:27:28,281 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/sv-benchmarks/c/float-newlib/double_req_bl_0663a_true-unreach-call.c [2018-11-18 17:27:28,286 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data/9c33132b9/d6bdda3ce02c4a908e3711d1492131fd/FLAG947b9a481 [2018-11-18 17:27:28,704 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/data/9c33132b9/d6bdda3ce02c4a908e3711d1492131fd [2018-11-18 17:27:28,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:27:28,708 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 17:27:28,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:27:28,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:27:28,712 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:27:28,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:27:28" (1/1) ... [2018-11-18 17:27:28,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c1dcb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28, skipping insertion in model container [2018-11-18 17:27:28,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:27:28" (1/1) ... [2018-11-18 17:27:28,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:27:28,744 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:27:28,902 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:27:28,909 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:27:28,953 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:27:28,979 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:27:28,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28 WrapperNode [2018-11-18 17:27:28,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:27:28,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:27:28,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:27:28,980 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:27:28,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28" (1/1) ... [2018-11-18 17:27:28,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28" (1/1) ... [2018-11-18 17:27:29,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28" (1/1) ... [2018-11-18 17:27:29,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28" (1/1) ... [2018-11-18 17:27:29,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28" (1/1) ... [2018-11-18 17:27:29,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28" (1/1) ... [2018-11-18 17:27:29,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28" (1/1) ... [2018-11-18 17:27:29,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:27:29,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:27:29,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:27:29,087 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:27:29,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/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 17:27:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 17:27:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:27:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 17:27:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 17:27:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 17:27:29,121 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 17:27:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 17:27:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 17:27:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 17:27:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:27:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 17:27:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 17:27:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:27:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 17:27:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 17:27:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 17:27:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 17:27:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 17:27:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 17:27:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 17:27:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:27:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 17:27:29,611 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:27:29,890 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:27:29,964 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:27:30,009 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:27:31,150 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:27:31,162 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:27:31,259 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:27:35,385 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:27:39,894 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 17:27:47,019 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:27:47,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:27:47 BoogieIcfgContainer [2018-11-18 17:27:47,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:27:47,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 17:27:47,020 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 17:27:47,022 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 17:27:47,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:27:28" (1/3) ... [2018-11-18 17:27:47,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ddfee56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:27:47, skipping insertion in model container [2018-11-18 17:27:47,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:27:28" (2/3) ... [2018-11-18 17:27:47,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ddfee56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:27:47, skipping insertion in model container [2018-11-18 17:27:47,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:27:47" (3/3) ... [2018-11-18 17:27:47,025 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0663a_true-unreach-call.c [2018-11-18 17:27:47,033 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 17:27:47,038 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 17:27:47,046 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 17:27:47,066 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 17:27:47,066 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 17:27:47,066 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 17:27:47,067 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 17:27:47,067 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 17:27:47,067 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 17:27:47,067 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 17:27:47,067 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 17:27:47,067 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 17:27:47,079 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-18 17:27:47,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:27:47,082 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:27:47,083 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:27:47,084 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:27:47,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:27:47,087 INFO L82 PathProgramCache]: Analyzing trace with hash 2033313214, now seen corresponding path program 1 times [2018-11-18 17:27:47,090 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 17:27:47,090 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/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 17:27:47,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:27:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:27:47,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:27:47,229 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 17:27:47,229 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 17:27:47,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:27:47,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 17:27:47,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 17:27:47,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 17:27:47,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 17:27:47,256 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-11-18 17:27:47,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:27:47,274 INFO L93 Difference]: Finished difference Result 103 states and 160 transitions. [2018-11-18 17:27:47,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 17:27:47,275 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-11-18 17:27:47,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:27:47,281 INFO L225 Difference]: With dead ends: 103 [2018-11-18 17:27:47,281 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 17:27:47,284 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 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 17:27:47,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 17:27:47,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 17:27:47,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 17:27:47,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 17:27:47,303 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2018-11-18 17:27:47,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:27:47,303 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 17:27:47,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 17:27:47,304 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 17:27:47,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 17:27:47,307 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 17:27:47,353 INFO L425 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 17 31) no Hoare annotation was computed. [2018-11-18 17:27:47,354 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-18 17:27:47,354 INFO L428 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-11-18 17:27:47,354 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-11-18 17:27:47,354 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 31) no Hoare annotation was computed. [2018-11-18 17:27:47,354 INFO L428 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 17 31) the Hoare annotation is: true [2018-11-18 17:27:47,354 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2018-11-18 17:27:47,354 INFO L425 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 17 31) no Hoare annotation was computed. [2018-11-18 17:27:47,354 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:27:47,355 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 17:27:47,355 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:27:47,355 INFO L428 ceAbstractionStarter]: At program point L68-3(lines 68 72) the Hoare annotation is: true [2018-11-18 17:27:47,355 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 103) no Hoare annotation was computed. [2018-11-18 17:27:47,355 INFO L425 ceAbstractionStarter]: For program point L68-4(lines 68 72) no Hoare annotation was computed. [2018-11-18 17:27:47,355 INFO L425 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-11-18 17:27:47,355 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 131) no Hoare annotation was computed. [2018-11-18 17:27:47,355 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 92) no Hoare annotation was computed. [2018-11-18 17:27:47,355 INFO L425 ceAbstractionStarter]: For program point L89-2(lines 89 92) no Hoare annotation was computed. [2018-11-18 17:27:47,356 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-11-18 17:27:47,356 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 87) no Hoare annotation was computed. [2018-11-18 17:27:47,356 INFO L428 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2018-11-18 17:27:47,356 INFO L425 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2018-11-18 17:27:47,356 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2018-11-18 17:27:47,356 INFO L425 ceAbstractionStarter]: For program point atan_doubleEXIT(lines 64 132) no Hoare annotation was computed. [2018-11-18 17:27:47,356 INFO L425 ceAbstractionStarter]: For program point L96(lines 96 112) no Hoare annotation was computed. [2018-11-18 17:27:47,356 INFO L428 ceAbstractionStarter]: At program point atan_doubleENTRY(lines 64 132) the Hoare annotation is: true [2018-11-18 17:27:47,356 INFO L425 ceAbstractionStarter]: For program point L88(lines 88 113) no Hoare annotation was computed. [2018-11-18 17:27:47,356 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-11-18 17:27:47,356 INFO L425 ceAbstractionStarter]: For program point atan_doubleFINAL(lines 64 132) no Hoare annotation was computed. [2018-11-18 17:27:47,357 INFO L428 ceAbstractionStarter]: At program point L76-3(lines 76 80) the Hoare annotation is: true [2018-11-18 17:27:47,357 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 111) no Hoare annotation was computed. [2018-11-18 17:27:47,357 INFO L425 ceAbstractionStarter]: For program point L76-4(lines 74 87) no Hoare annotation was computed. [2018-11-18 17:27:47,357 INFO L425 ceAbstractionStarter]: For program point L105-2(lines 88 113) no Hoare annotation was computed. [2018-11-18 17:27:47,357 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2018-11-18 17:27:47,357 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 17:27:47,357 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:27:47,357 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 17:27:47,358 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 17:27:47,358 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:27:47,358 INFO L428 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: true [2018-11-18 17:27:47,358 INFO L425 ceAbstractionStarter]: For program point L256-1(line 256) no Hoare annotation was computed. [2018-11-18 17:27:47,358 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 263) no Hoare annotation was computed. [2018-11-18 17:27:47,358 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 244 265) the Hoare annotation is: true [2018-11-18 17:27:47,358 INFO L425 ceAbstractionStarter]: For program point L254-2(lines 254 263) no Hoare annotation was computed. [2018-11-18 17:27:47,358 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 244 265) no Hoare annotation was computed. [2018-11-18 17:27:47,359 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 260) no Hoare annotation was computed. [2018-11-18 17:27:47,359 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 244 265) no Hoare annotation was computed. [2018-11-18 17:27:47,359 INFO L425 ceAbstractionStarter]: For program point L260(line 260) no Hoare annotation was computed. [2018-11-18 17:27:47,359 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 262) no Hoare annotation was computed. [2018-11-18 17:27:47,359 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 17:27:47,359 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2ENTRY(lines 142 242) the Hoare annotation is: true [2018-11-18 17:27:47,359 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 206) no Hoare annotation was computed. [2018-11-18 17:27:47,359 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2FINAL(lines 142 242) no Hoare annotation was computed. [2018-11-18 17:27:47,360 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-18 17:27:47,360 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 178) no Hoare annotation was computed. [2018-11-18 17:27:47,360 INFO L425 ceAbstractionStarter]: For program point L168-2(lines 142 242) no Hoare annotation was computed. [2018-11-18 17:27:47,360 INFO L428 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2018-11-18 17:27:47,360 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 194) no Hoare annotation was computed. [2018-11-18 17:27:47,360 INFO L428 ceAbstractionStarter]: At program point L218-1(line 218) the Hoare annotation is: true [2018-11-18 17:27:47,360 INFO L425 ceAbstractionStarter]: For program point L218-2(line 218) no Hoare annotation was computed. [2018-11-18 17:27:47,360 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-18 17:27:47,360 INFO L425 ceAbstractionStarter]: For program point L210-2(line 210) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 177) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 163) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 241) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L425 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L425 ceAbstractionStarter]: For program point L170-2(line 170) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L425 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2018-11-18 17:27:47,361 INFO L428 ceAbstractionStarter]: At program point L154-3(lines 154 159) the Hoare annotation is: true [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L154-4(lines 154 159) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 234) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 205) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L229-2(lines 222 235) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L229-3(lines 229 234) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 218) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 147 152) no Hoare annotation was computed. [2018-11-18 17:27:47,362 INFO L428 ceAbstractionStarter]: At program point L147-3(lines 147 152) the Hoare annotation is: true [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L147-4(lines 147 152) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 165) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2EXIT(lines 142 242) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L181-2(line 181) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L428 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: true [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 218) no Hoare annotation was computed. [2018-11-18 17:27:47,363 INFO L425 ceAbstractionStarter]: For program point L215-2(lines 213 218) no Hoare annotation was computed. [2018-11-18 17:27:47,364 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 17:27:47,364 INFO L425 ceAbstractionStarter]: For program point L224-1(lines 224 228) no Hoare annotation was computed. [2018-11-18 17:27:47,364 INFO L428 ceAbstractionStarter]: At program point L224-3(lines 224 228) the Hoare annotation is: true [2018-11-18 17:27:47,364 INFO L425 ceAbstractionStarter]: For program point L183(lines 183 207) no Hoare annotation was computed. [2018-11-18 17:27:47,364 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 142 242) no Hoare annotation was computed. [2018-11-18 17:27:47,364 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 17:27:47,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 05:27:47 BoogieIcfgContainer [2018-11-18 17:27:47,369 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 17:27:47,370 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:27:47,370 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:27:47,370 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:27:47,370 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:27:47" (3/4) ... [2018-11-18 17:27:47,373 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 17:27:47,377 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-11-18 17:27:47,377 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 17:27:47,378 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_double [2018-11-18 17:27:47,378 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 17:27:47,378 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2 [2018-11-18 17:27:47,385 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2018-11-18 17:27:47,386 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-18 17:27:47,386 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 17:27:47,386 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 17:27:47,451 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ab33c7df-1912-4d3a-9616-77a6c9352fd6/bin-2019/uautomizer/witness.graphml [2018-11-18 17:27:47,452 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:27:47,452 INFO L168 Benchmark]: Toolchain (without parser) took 18744.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 948.7 MB in the beginning and 987.4 MB in the end (delta: -38.7 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:47,453 INFO L168 Benchmark]: CDTParser took 0.13 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 17:27:47,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.57 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:47,454 INFO L168 Benchmark]: Boogie Preprocessor took 106.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -174.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:47,454 INFO L168 Benchmark]: RCFGBuilder took 17932.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:47,454 INFO L168 Benchmark]: TraceAbstraction took 349.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:47,455 INFO L168 Benchmark]: Witness Printer took 82.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 987.4 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:27:47,456 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 270.57 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 106.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -174.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 17932.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.7 MB). Peak memory consumption was 67.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 349.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * Witness Printer took 82.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 987.4 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 260]: 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: 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 6 procedures, 103 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, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred 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, 18 LocationsWithAnnotation, 24 PreInvPairs, 24 NumberOfFragments, 18 HoareAnnotationTreeSize, 24 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 18 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 75 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! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...