./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/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 53ee99fff779a5c6f230b5ead8806e6c8136f784 .............................................................................................................................................................................................................................................................................................................................................................................................................................. 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_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/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 53ee99fff779a5c6f230b5ead8806e6c8136f784 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-09 22:42:59,436 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:42:59,437 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:42:59,446 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:42:59,446 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:42:59,447 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:42:59,448 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:42:59,450 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:42:59,451 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:42:59,452 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:42:59,453 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:42:59,453 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:42:59,454 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:42:59,454 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:42:59,456 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:42:59,456 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:42:59,457 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:42:59,458 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:42:59,460 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:42:59,461 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:42:59,462 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:42:59,463 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:42:59,465 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:42:59,465 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:42:59,465 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:42:59,466 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:42:59,467 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:42:59,468 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:42:59,468 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:42:59,469 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:42:59,470 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:42:59,470 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:42:59,470 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:42:59,470 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:42:59,471 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:42:59,472 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:42:59,472 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-09 22:42:59,482 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:42:59,482 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:42:59,483 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 22:42:59,483 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 22:42:59,484 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:42:59,484 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:42:59,484 INFO L133 SettingsManager]: * Use SBE=true [2018-11-09 22:42:59,484 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:42:59,484 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 22:42:59,484 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 22:42:59,484 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 22:42:59,485 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:42:59,485 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 22:42:59,485 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 22:42:59,485 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 22:42:59,485 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 22:42:59,485 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:42:59,485 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 22:42:59,486 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:42:59,486 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-09 22:42:59,486 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 22:42:59,486 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-09 22:42:59,486 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-09 22:42:59,486 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:42:59,486 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 22:42:59,486 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 22:42:59,486 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-09 22:42:59,487 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 22:42:59,487 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-09 22:42:59,488 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_f04552c7-3875-420a-8d42-82e36d113b1c/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 -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2018-11-09 22:42:59,511 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:42:59,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:42:59,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:42:59,524 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:42:59,524 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:42:59,524 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-11-09 22:42:59,568 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data/8483148d7/3d8dc3ee59fe4c4d8e0e7f5580d43478/FLAG2a822b60f [2018-11-09 22:42:59,886 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:42:59,887 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-11-09 22:42:59,892 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data/8483148d7/3d8dc3ee59fe4c4d8e0e7f5580d43478/FLAG2a822b60f [2018-11-09 22:42:59,901 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data/8483148d7/3d8dc3ee59fe4c4d8e0e7f5580d43478 [2018-11-09 22:42:59,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:42:59,904 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-09 22:42:59,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:42:59,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:42:59,908 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:42:59,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:42:59" (1/1) ... [2018-11-09 22:42:59,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@144a1ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:42:59, skipping insertion in model container [2018-11-09 22:42:59,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:42:59" (1/1) ... [2018-11-09 22:42:59,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:42:59,938 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:43:00,068 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:43:00,073 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:43:00,096 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:43:00,109 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:43:00,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00 WrapperNode [2018-11-09 22:43:00,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:43:00,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:43:00,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:43:00,111 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:43:00,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00" (1/1) ... [2018-11-09 22:43:00,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00" (1/1) ... [2018-11-09 22:43:00,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00" (1/1) ... [2018-11-09 22:43:00,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00" (1/1) ... [2018-11-09 22:43:00,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00" (1/1) ... [2018-11-09 22:43:00,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00" (1/1) ... [2018-11-09 22:43:00,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00" (1/1) ... [2018-11-09 22:43:00,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:43:00,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:43:00,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:43:00,181 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:43:00,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/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 [2018-11-09 22:43:00,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-09 22:43:00,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:43:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-09 22:43:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-09 22:43:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-09 22:43:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-09 22:43:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-09 22:43:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-11-09 22:43:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-09 22:43:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-09 22:43:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-09 22:43:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-09 22:43:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-09 22:43:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-09 22:43:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-09 22:43:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-09 22:43:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-09 22:43:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-09 22:43:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-09 22:43:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-09 22:43:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:43:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-09 22:43:00,537 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:43:00,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:43:00 BoogieIcfgContainer [2018-11-09 22:43:00,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:43:00,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-09 22:43:00,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-09 22:43:00,540 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-09 22:43:00,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:42:59" (1/3) ... [2018-11-09 22:43:00,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e82ff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:43:00, skipping insertion in model container [2018-11-09 22:43:00,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:00" (2/3) ... [2018-11-09 22:43:00,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e82ff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:43:00, skipping insertion in model container [2018-11-09 22:43:00,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:43:00" (3/3) ... [2018-11-09 22:43:00,542 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b_true-unreach-call.c [2018-11-09 22:43:00,548 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-09 22:43:00,553 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-09 22:43:00,563 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-09 22:43:00,582 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-09 22:43:00,582 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-09 22:43:00,583 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-09 22:43:00,583 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-09 22:43:00,583 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-09 22:43:00,583 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-09 22:43:00,583 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-09 22:43:00,583 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-09 22:43:00,583 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-09 22:43:00,597 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states. [2018-11-09 22:43:00,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-09 22:43:00,602 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:43:00,603 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:43:00,604 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-09 22:43:00,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:43:00,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1528812928, now seen corresponding path program 1 times [2018-11-09 22:43:00,611 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:43:00,611 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:43:00,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:43:00,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:43:00,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:43:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:00,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:00,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-09 22:43:00,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-09 22:43:00,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-09 22:43:00,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-09 22:43:00,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-09 22:43:00,759 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 2 states. [2018-11-09 22:43:00,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-09 22:43:00,781 INFO L93 Difference]: Finished difference Result 197 states and 232 transitions. [2018-11-09 22:43:00,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-09 22:43:00,781 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 40 [2018-11-09 22:43:00,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-09 22:43:00,788 INFO L225 Difference]: With dead ends: 197 [2018-11-09 22:43:00,789 INFO L226 Difference]: Without dead ends: 110 [2018-11-09 22:43:00,791 INFO L605 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 [2018-11-09 22:43:00,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-11-09 22:43:00,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-11-09 22:43:00,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-09 22:43:00,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 120 transitions. [2018-11-09 22:43:00,821 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 120 transitions. Word has length 40 [2018-11-09 22:43:00,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-09 22:43:00,822 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 120 transitions. [2018-11-09 22:43:00,822 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-09 22:43:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 120 transitions. [2018-11-09 22:43:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-09 22:43:00,824 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:43:00,824 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:43:00,824 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-09 22:43:00,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:43:00,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1882925400, now seen corresponding path program 1 times [2018-11-09 22:43:00,824 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:43:00,824 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:43:00,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:43:00,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:43:00,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:43:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:43:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:43:00,923 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-09 22:43:00,949 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,950 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,950 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,950 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,950 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,950 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,951 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,951 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,951 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,951 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,951 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,952 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,952 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,952 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,953 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,953 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,953 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,953 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,954 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,954 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,954 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,954 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,954 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,955 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,958 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,958 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,959 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,959 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,959 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-09 22:43:00,959 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-09 22:43:00,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 10:43:00 BoogieIcfgContainer [2018-11-09 22:43:00,973 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-09 22:43:00,973 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 22:43:00,973 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 22:43:00,973 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 22:43:00,973 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:43:00" (3/4) ... [2018-11-09 22:43:00,976 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-09 22:43:00,976 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 22:43:00,977 INFO L168 Benchmark]: Toolchain (without parser) took 1073.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -118.6 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:00,978 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:43:00,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 205.54 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:00,979 INFO L168 Benchmark]: Boogie Preprocessor took 70.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 945.5 MB in the beginning and 1.2 GB in the end (delta: -209.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:00,980 INFO L168 Benchmark]: RCFGBuilder took 356.36 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:00,981 INFO L168 Benchmark]: TraceAbstraction took 434.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:00,981 INFO L168 Benchmark]: Witness Printer took 3.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:43:00,983 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 205.54 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 945.5 MB in the beginning and 1.2 GB in the end (delta: -209.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 356.36 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 434.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 57 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 54 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 62 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 70 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 53 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 50 could not be translated for associated CType ARRAY#_4_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 130]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 129, overapproximation of someUnaryDOUBLEoperation at line 49, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; 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)=68, \old(huge_floor)=64, \old(one_atan)=58, \old(pi)=65, \old(pi_o_2)=45, \old(pi_o_4)=60, aT_atan={53:57}, atanhi_atan={54:62}, atanlo_atan={50:70}, huge_atan=68, huge_floor=1000000000000000000000000000000, one_atan=58, pi=65, pi_o_2=45, pi_o_4=60] [L32-L37] FCALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; 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)=68, \old(huge_floor)=64, \old(one_atan)=58, \old(pi)=65, \old(pi_o_2)=45, \old(pi_o_4)=60, aT_atan={53:57}, atanhi_atan={56:0}, atanlo_atan={50:70}, huge_atan=68, huge_floor=1000000000000000000000000000000, one_atan=58, pi=65, pi_o_2=45, pi_o_4=60] [L39-L44] FCALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; 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)=68, \old(huge_floor)=64, \old(one_atan)=58, \old(pi)=65, \old(pi_o_2)=45, \old(pi_o_4)=60, aT_atan={53:57}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=68, huge_floor=1000000000000000000000000000000, one_atan=58, pi=65, pi_o_2=45, pi_o_4=60] [L46-L50] FCALL static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; 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)=68, \old(huge_floor)=64, \old(one_atan)=58, \old(pi)=65, \old(pi_o_2)=45, \old(pi_o_4)=60, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=68, huge_floor=1000000000000000000000000000000, one_atan=58, pi=65, pi_o_2=45, pi_o_4=60] [L52-L54] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; 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)=68, \old(huge_floor)=64, \old(one_atan)=58, \old(pi)=65, \old(pi_o_2)=45, \old(pi_o_4)=60, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L126] float x = -1.0f / 0.0f; VAL [aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L127] CALL, EXPR atan_float(x) VAL [\old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L57] float w, s1, s2, z; [L58] __int32_t ix, hx, id; VAL [\old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L61] FCALL ieee_float_shape_type gf_u; VAL [\old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, gf_u={46:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L62] FCALL gf_u.value = (x) VAL [\old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, gf_u={46:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L63] EXPR, FCALL gf_u.word VAL [\old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, gf_u={46:0}, gf_u.word=3, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L63] (hx) = gf_u.word VAL [(hx) = gf_u.word=63, \old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, gf_u={46:0}, gf_u.word=3, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, hx=3, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L64] COND FALSE !(0) VAL [\old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, hx=3, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L65] ix = hx & 0x7fffffff VAL [\old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, hx=3, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L66] COND TRUE ix >= 0x50800000 VAL [\old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, hx=3, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L67] COND TRUE ((ix) > 0x7f800000L) [L68] RET return x + x; VAL [\old(x)=51, aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, hx=3, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L127] EXPR atan_float(x) VAL [aT_atan={52:0}, atan_float(x)=67, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=51] [L127] float res = atan_float(x); [L129] COND TRUE res != -pi_o_2 VAL [aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=67, x=51] [L130] __VERIFIER_error() VAL [aT_atan={52:0}, atanhi_atan={56:0}, atanlo_atan={48:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=67, x=51] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 117 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 124 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred 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, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 1521 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 0.1.23-1dbac8b [2018-11-09 22:43:02,443 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:43:02,444 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:43:02,453 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:43:02,453 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:43:02,454 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:43:02,454 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:43:02,456 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:43:02,457 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:43:02,457 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:43:02,458 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:43:02,458 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:43:02,459 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:43:02,460 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:43:02,460 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:43:02,461 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:43:02,461 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:43:02,463 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:43:02,465 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:43:02,466 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:43:02,467 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:43:02,468 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:43:02,469 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:43:02,470 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:43:02,470 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:43:02,471 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:43:02,471 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:43:02,472 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:43:02,472 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:43:02,473 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:43:02,473 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:43:02,474 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:43:02,474 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:43:02,474 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:43:02,475 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:43:02,476 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:43:02,476 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-09 22:43:02,487 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:43:02,487 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:43:02,487 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-09 22:43:02,488 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-09 22:43:02,488 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:43:02,488 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:43:02,488 INFO L133 SettingsManager]: * Use SBE=true [2018-11-09 22:43:02,489 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:43:02,489 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 22:43:02,489 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 22:43:02,489 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:43:02,489 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-09 22:43:02,489 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 22:43:02,489 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-09 22:43:02,489 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-09 22:43:02,490 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-09 22:43:02,490 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 22:43:02,490 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:43:02,490 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-09 22:43:02,490 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:43:02,490 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-09 22:43:02,490 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 22:43:02,491 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-09 22:43:02,491 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-09 22:43:02,493 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:43:02,493 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 22:43:02,493 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-09 22:43:02,493 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-09 22:43:02,493 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 22:43:02,494 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-09 22:43:02,494 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-09 22:43:02,494 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_f04552c7-3875-420a-8d42-82e36d113b1c/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 -> 53ee99fff779a5c6f230b5ead8806e6c8136f784 [2018-11-09 22:43:02,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:43:02,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:43:02,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:43:02,537 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:43:02,538 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:43:02,538 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-11-09 22:43:02,582 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data/abd4b1c2f/41176165649a45d49a45879eb844280f/FLAG6ee97926b [2018-11-09 22:43:02,907 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:43:02,907 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/sv-benchmarks/c/float-newlib/float_req_bl_0621b_true-unreach-call.c [2018-11-09 22:43:02,912 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data/abd4b1c2f/41176165649a45d49a45879eb844280f/FLAG6ee97926b [2018-11-09 22:43:02,920 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/data/abd4b1c2f/41176165649a45d49a45879eb844280f [2018-11-09 22:43:02,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:43:02,923 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-09 22:43:02,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:43:02,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:43:02,927 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:43:02,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:43:02" (1/1) ... [2018-11-09 22:43:02,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ea1f715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:02, skipping insertion in model container [2018-11-09 22:43:02,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:43:02" (1/1) ... [2018-11-09 22:43:02,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:43:02,954 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:43:03,100 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:43:03,108 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:43:03,144 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:43:03,169 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:43:03,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03 WrapperNode [2018-11-09 22:43:03,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:43:03,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:43:03,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:43:03,170 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:43:03,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03" (1/1) ... [2018-11-09 22:43:03,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03" (1/1) ... [2018-11-09 22:43:03,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03" (1/1) ... [2018-11-09 22:43:03,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03" (1/1) ... [2018-11-09 22:43:03,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03" (1/1) ... [2018-11-09 22:43:03,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03" (1/1) ... [2018-11-09 22:43:03,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03" (1/1) ... [2018-11-09 22:43:03,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:43:03,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:43:03,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:43:03,218 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:43:03,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/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 [2018-11-09 22:43:03,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-09 22:43:03,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:43:03,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-09 22:43:03,307 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-09 22:43:03,307 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-09 22:43:03,307 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-09 22:43:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-09 22:43:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-11-09 22:43:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-09 22:43:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-09 22:43:03,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-09 22:43:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-09 22:43:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-09 22:43:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-09 22:43:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-09 22:43:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-09 22:43:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-09 22:43:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-09 22:43:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-09 22:43:03,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-09 22:43:03,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:43:03,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-09 22:43:03,434 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,439 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,443 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,447 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,458 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,466 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,470 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,475 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,482 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,486 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,490 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,493 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,496 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,499 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,503 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,506 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,515 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,518 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,521 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,547 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:03,551 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:12,526 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:12,535 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-09 22:43:12,631 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:43:12,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:43:12 BoogieIcfgContainer [2018-11-09 22:43:12,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:43:12,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-09 22:43:12,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-09 22:43:12,634 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-09 22:43:12,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:43:02" (1/3) ... [2018-11-09 22:43:12,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fe7d543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:43:12, skipping insertion in model container [2018-11-09 22:43:12,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:43:03" (2/3) ... [2018-11-09 22:43:12,635 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fe7d543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:43:12, skipping insertion in model container [2018-11-09 22:43:12,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:43:12" (3/3) ... [2018-11-09 22:43:12,636 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621b_true-unreach-call.c [2018-11-09 22:43:12,642 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-09 22:43:12,647 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-09 22:43:12,656 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-09 22:43:12,676 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-09 22:43:12,677 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-09 22:43:12,677 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-09 22:43:12,677 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-09 22:43:12,677 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-09 22:43:12,677 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-09 22:43:12,677 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-09 22:43:12,677 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-09 22:43:12,677 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-09 22:43:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states. [2018-11-09 22:43:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-09 22:43:12,696 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:43:12,697 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:43:12,699 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-09 22:43:12,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:43:12,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1528812928, now seen corresponding path program 1 times [2018-11-09 22:43:12,707 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-09 22:43:12,708 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/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 [2018-11-09 22:43:12,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:43:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:12,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 22:43:12,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:12,857 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-09 22:43:12,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-09 22:43:12,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-09 22:43:12,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-09 22:43:12,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-09 22:43:12,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-09 22:43:12,884 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 2 states. [2018-11-09 22:43:12,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-09 22:43:12,907 INFO L93 Difference]: Finished difference Result 197 states and 232 transitions. [2018-11-09 22:43:12,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-09 22:43:12,908 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 40 [2018-11-09 22:43:12,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-09 22:43:12,916 INFO L225 Difference]: With dead ends: 197 [2018-11-09 22:43:12,916 INFO L226 Difference]: Without dead ends: 110 [2018-11-09 22:43:12,919 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-09 22:43:12,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-11-09 22:43:12,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-11-09 22:43:12,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-09 22:43:12,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 120 transitions. [2018-11-09 22:43:12,952 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 120 transitions. Word has length 40 [2018-11-09 22:43:12,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-09 22:43:12,953 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 120 transitions. [2018-11-09 22:43:12,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-09 22:43:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 120 transitions. [2018-11-09 22:43:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-09 22:43:12,954 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:43:12,954 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:43:12,954 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-09 22:43:12,954 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:43:12,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1882925400, now seen corresponding path program 1 times [2018-11-09 22:43:12,955 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-09 22:43:12,955 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-09 22:43:12,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:43:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:13,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 22:43:13,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-09 22:43:13,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-09 22:43:13,134 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:13,136 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:13,144 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:13,144 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-11-09 22:43:13,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-11-09 22:43:13,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-11-09 22:43:13,163 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:13,171 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:13,175 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:13,175 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-11-09 22:43:13,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:13,274 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-09 22:43:13,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-09 22:43:13,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-09 22:43:13,285 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-09 22:43:13,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-09 22:43:13,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-09 22:43:13,285 INFO L87 Difference]: Start difference. First operand 110 states and 120 transitions. Second operand 9 states. [2018-11-09 22:43:26,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-09 22:43:26,863 INFO L93 Difference]: Finished difference Result 160 states and 173 transitions. [2018-11-09 22:43:26,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-09 22:43:26,864 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 49 [2018-11-09 22:43:26,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-09 22:43:26,867 INFO L225 Difference]: With dead ends: 160 [2018-11-09 22:43:26,867 INFO L226 Difference]: Without dead ends: 154 [2018-11-09 22:43:26,868 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2018-11-09 22:43:26,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-11-09 22:43:26,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 110. [2018-11-09 22:43:26,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-09 22:43:26,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 119 transitions. [2018-11-09 22:43:26,878 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 119 transitions. Word has length 49 [2018-11-09 22:43:26,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-09 22:43:26,878 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 119 transitions. [2018-11-09 22:43:26,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-09 22:43:26,878 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 119 transitions. [2018-11-09 22:43:26,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-09 22:43:26,879 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:43:26,879 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:43:26,880 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-09 22:43:26,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:43:26,880 INFO L82 PathProgramCache]: Analyzing trace with hash -1049769131, now seen corresponding path program 1 times [2018-11-09 22:43:26,880 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-09 22:43:26,881 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-09 22:43:26,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:43:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:27,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 22:43:27,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-09 22:43:27,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-09 22:43:27,043 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:27,045 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:27,052 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:27,052 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-11-09 22:43:27,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-11-09 22:43:27,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-11-09 22:43:27,068 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:27,070 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:27,072 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:27,072 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-11-09 22:43:27,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:27,159 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-09 22:43:27,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-09 22:43:27,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-09 22:43:27,168 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-09 22:43:27,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-09 22:43:27,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-09 22:43:27,168 INFO L87 Difference]: Start difference. First operand 110 states and 119 transitions. Second operand 9 states. [2018-11-09 22:43:38,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-09 22:43:38,282 INFO L93 Difference]: Finished difference Result 160 states and 172 transitions. [2018-11-09 22:43:38,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-09 22:43:38,283 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2018-11-09 22:43:38,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-09 22:43:38,284 INFO L225 Difference]: With dead ends: 160 [2018-11-09 22:43:38,284 INFO L226 Difference]: Without dead ends: 108 [2018-11-09 22:43:38,285 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2018-11-09 22:43:38,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-11-09 22:43:38,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 106. [2018-11-09 22:43:38,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-09 22:43:38,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 109 transitions. [2018-11-09 22:43:38,291 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 109 transitions. Word has length 51 [2018-11-09 22:43:38,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-09 22:43:38,291 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 109 transitions. [2018-11-09 22:43:38,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-09 22:43:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 109 transitions. [2018-11-09 22:43:38,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-09 22:43:38,292 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:43:38,292 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:43:38,292 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-09 22:43:38,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:43:38,292 INFO L82 PathProgramCache]: Analyzing trace with hash -2006870219, now seen corresponding path program 1 times [2018-11-09 22:43:38,293 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-09 22:43:38,293 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-09 22:43:38,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:43:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:38,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 22:43:38,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-09 22:43:38,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-09 22:43:38,475 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:38,478 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:38,485 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:38,486 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-11-09 22:43:38,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-11-09 22:43:38,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-11-09 22:43:38,503 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:38,505 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:38,507 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:38,507 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-11-09 22:43:38,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:38,567 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-09 22:43:38,577 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-09 22:43:38,577 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-09 22:43:38,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-09 22:43:38,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-09 22:43:38,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-09 22:43:38,578 INFO L87 Difference]: Start difference. First operand 106 states and 109 transitions. Second operand 8 states. [2018-11-09 22:43:41,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-09 22:43:41,497 INFO L93 Difference]: Finished difference Result 114 states and 116 transitions. [2018-11-09 22:43:41,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-09 22:43:41,498 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2018-11-09 22:43:41,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-09 22:43:41,500 INFO L225 Difference]: With dead ends: 114 [2018-11-09 22:43:41,500 INFO L226 Difference]: Without dead ends: 105 [2018-11-09 22:43:41,500 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-11-09 22:43:41,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-11-09 22:43:41,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2018-11-09 22:43:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-11-09 22:43:41,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 105 transitions. [2018-11-09 22:43:41,506 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 105 transitions. Word has length 53 [2018-11-09 22:43:41,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-09 22:43:41,506 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 105 transitions. [2018-11-09 22:43:41,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-09 22:43:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 105 transitions. [2018-11-09 22:43:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-09 22:43:41,507 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:43:41,507 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:43:41,508 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-09 22:43:41,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:43:41,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1399084597, now seen corresponding path program 1 times [2018-11-09 22:43:41,508 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-09 22:43:41,508 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-09 22:43:41,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:43:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:41,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 22:43:41,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-09 22:43:41,689 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,690 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,691 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-09 22:43:41,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-09 22:43:41,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:41,703 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,707 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,718 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:39 [2018-11-09 22:43:41,735 INFO L700 Elim1Store]: detected not equals via solver [2018-11-09 22:43:41,736 INFO L700 Elim1Store]: detected not equals via solver [2018-11-09 22:43:41,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2018-11-09 22:43:41,738 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,753 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,754 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:48 [2018-11-09 22:43:41,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 44 [2018-11-09 22:43:41,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-09 22:43:41,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,817 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,836 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,836 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:59, output treesize:48 [2018-11-09 22:43:41,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-11-09 22:43:41,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:41,856 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,870 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,892 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,892 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:61, output treesize:48 [2018-11-09 22:43:41,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-11-09 22:43:41,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:41,914 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,927 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,946 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,947 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:61, output treesize:48 [2018-11-09 22:43:41,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-11-09 22:43:41,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:41,979 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:41,994 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,017 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,018 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:74, output treesize:79 [2018-11-09 22:43:42,057 INFO L700 Elim1Store]: detected not equals via solver [2018-11-09 22:43:42,058 INFO L700 Elim1Store]: detected not equals via solver [2018-11-09 22:43:42,061 INFO L700 Elim1Store]: detected not equals via solver [2018-11-09 22:43:42,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2018-11-09 22:43:42,062 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,100 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,100 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:90, output treesize:92 [2018-11-09 22:43:42,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 83 [2018-11-09 22:43:42,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-09 22:43:42,180 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,210 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,252 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,252 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:105, output treesize:94 [2018-11-09 22:43:42,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:42,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:42,298 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,330 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,381 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,382 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:42,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:42,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:42,422 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,451 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,501 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,501 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:42,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:42,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:42,545 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,625 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,626 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:42,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:42,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:42,665 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,692 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,743 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,743 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:42,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:42,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:42,796 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,844 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,915 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,915 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:42,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:42,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:42,961 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:42,993 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,049 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,049 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:43,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:43,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:43,084 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,112 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,161 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,161 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:43,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:43,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:43,198 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,229 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,280 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,280 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:43,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:43,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:43,318 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,352 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,412 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,412 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:43,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 85 [2018-11-09 22:43:43,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-09 22:43:43,471 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,519 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,595 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-09 22:43:43,595 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:107, output treesize:94 [2018-11-09 22:43:43,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 13 [2018-11-09 22:43:43,771 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 55 [2018-11-09 22:43:43,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-11-09 22:43:43,832 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-11-09 22:43:43,845 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,847 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,860 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:43,860 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:107, output treesize:18 [2018-11-09 22:43:44,888 WARN L179 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-11-09 22:43:46,261 WARN L179 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2018-11-09 22:43:46,273 INFO L700 Elim1Store]: detected not equals via solver [2018-11-09 22:43:46,275 INFO L700 Elim1Store]: detected not equals via solver [2018-11-09 22:43:46,277 INFO L700 Elim1Store]: detected not equals via solver [2018-11-09 22:43:46,279 INFO L700 Elim1Store]: detected not equals via solver [2018-11-09 22:43:46,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2018-11-09 22:43:46,281 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:46,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 98 [2018-11-09 22:43:46,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 45 [2018-11-09 22:43:46,589 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-09 22:43:46,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 33 [2018-11-09 22:43:46,714 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-09 22:43:46,872 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-09 22:43:47,225 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-09 22:43:47,225 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:209, output treesize:53 [2018-11-09 22:43:47,983 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-11-09 22:43:48,579 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-11-09 22:43:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:48,657 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-09 22:43:48,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-09 22:43:48,666 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-11-09 22:43:48,667 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-09 22:43:48,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-09 22:43:48,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=244, Unknown=4, NotChecked=0, Total=306 [2018-11-09 22:43:48,667 INFO L87 Difference]: Start difference. First operand 103 states and 105 transitions. Second operand 18 states. [2018-11-09 22:43:49,517 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2018-11-09 22:43:51,579 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-11-09 22:43:52,342 WARN L179 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-11-09 22:43:52,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-09 22:43:52,583 INFO L93 Difference]: Finished difference Result 109 states and 110 transitions. [2018-11-09 22:43:52,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-09 22:43:52,584 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 53 [2018-11-09 22:43:52,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-09 22:43:52,585 INFO L225 Difference]: With dead ends: 109 [2018-11-09 22:43:52,585 INFO L226 Difference]: Without dead ends: 98 [2018-11-09 22:43:52,585 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=107, Invalid=485, Unknown=8, NotChecked=0, Total=600 [2018-11-09 22:43:52,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-09 22:43:52,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-11-09 22:43:52,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-11-09 22:43:52,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 99 transitions. [2018-11-09 22:43:52,595 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 99 transitions. Word has length 53 [2018-11-09 22:43:52,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-09 22:43:52,595 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 99 transitions. [2018-11-09 22:43:52,595 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-09 22:43:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2018-11-09 22:43:52,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-09 22:43:52,597 INFO L367 BasicCegarLoop]: Found error trace [2018-11-09 22:43:52,597 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-09 22:43:52,597 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-09 22:43:52,597 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:43:52,597 INFO L82 PathProgramCache]: Analyzing trace with hash -191618706, now seen corresponding path program 1 times [2018-11-09 22:43:52,598 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-09 22:43:52,598 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-09 22:43:52,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:43:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-09 22:43:53,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-09 22:43:53,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-09 22:43:53,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-09 22:43:53,825 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:53,828 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:53,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:53,834 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-11-09 22:43:53,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-11-09 22:43:53,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-11-09 22:43:53,853 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-09 22:43:53,854 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:53,856 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-09 22:43:53,856 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-11-09 22:43:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-09 22:43:53,944 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-09 22:43:53,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-09 22:43:53,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-09 22:43:53,963 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-09 22:43:53,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-09 22:43:53,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-09 22:43:53,964 INFO L87 Difference]: Start difference. First operand 98 states and 99 transitions. Second operand 9 states. [2018-11-09 22:43:57,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-09 22:43:57,124 INFO L93 Difference]: Finished difference Result 98 states and 99 transitions. [2018-11-09 22:43:57,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-09 22:43:57,124 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 92 [2018-11-09 22:43:57,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-09 22:43:57,125 INFO L225 Difference]: With dead ends: 98 [2018-11-09 22:43:57,125 INFO L226 Difference]: Without dead ends: 0 [2018-11-09 22:43:57,125 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2018-11-09 22:43:57,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-09 22:43:57,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-09 22:43:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-09 22:43:57,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-09 22:43:57,126 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2018-11-09 22:43:57,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-09 22:43:57,126 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-09 22:43:57,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-09 22:43:57,126 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-09 22:43:57,127 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-09 22:43:57,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-09 22:43:57,368 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 61 [2018-11-09 22:43:57,544 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2018-11-09 22:43:57,672 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 61 [2018-11-09 22:43:57,882 WARN L179 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-11-09 22:43:57,996 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 68 [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point isnan_floatFINAL(line 15) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point isnan_floatENTRY(line 15) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point isnan_floatEXIT(line 15) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46-1(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46-2(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46-3(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46-4(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46-5(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46-6(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46-7(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46-8(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,998 INFO L425 ceAbstractionStarter]: For program point L46-9(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L46-10(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L46-11(lines 46 50) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L32(lines 32 37) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L32-1(lines 32 37) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L32-2(lines 32 37) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L32-3(lines 32 37) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L32-4(lines 32 37) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L32-5(lines 32 37) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L39(lines 39 44) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 39 44) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L39-2(lines 39 44) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L39-3(lines 39 44) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L39-4(lines 39 44) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L27-1(line 27) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 17 30) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-09 22:43:57,999 INFO L425 ceAbstractionStarter]: For program point L27-2(line 27) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L25-1(line 25) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L25-2(line 25) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L25-3(line 25) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L421 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|))) [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 17 30) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L421 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 17 30) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|))) [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 30) no Hoare annotation was computed. [2018-11-09 22:43:58,000 INFO L425 ceAbstractionStarter]: For program point L22-1(line 22) no Hoare annotation was computed. [2018-11-09 22:43:58,001 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2018-11-09 22:43:58,001 INFO L425 ceAbstractionStarter]: For program point L20(line 20) no Hoare annotation was computed. [2018-11-09 22:43:58,001 INFO L425 ceAbstractionStarter]: For program point L22-2(line 22) no Hoare annotation was computed. [2018-11-09 22:43:58,001 INFO L425 ceAbstractionStarter]: For program point L20-1(line 20) no Hoare annotation was computed. [2018-11-09 22:43:58,001 INFO L425 ceAbstractionStarter]: For program point L20-2(line 20) no Hoare annotation was computed. [2018-11-09 22:43:58,001 INFO L425 ceAbstractionStarter]: For program point L20-3(line 20) no Hoare annotation was computed. [2018-11-09 22:43:58,001 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-09 22:43:58,001 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanlo_atan~0.base| |~#aT_atan~0.base|)) (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0)))) (= (let ((.cse0 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0)))) (= (let ((.cse1 (select (select |#memory_int| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0)))) (= (_ bv1 1) (select |#valid| |~#atanlo_atan~0.base|)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|)) (not (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|))) [2018-11-09 22:43:58,001 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-09 22:43:58,001 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-09 22:43:58,001 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 132) no Hoare annotation was computed. [2018-11-09 22:43:58,002 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#aT_atan~0.base|))) (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|) (= (fp.div RNE (fp.neg ((_ to_fp 8 24) RNE 1.0)) (_ +zero 8 24)) main_~x~0)) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-11-09 22:43:58,002 INFO L425 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-11-09 22:43:58,002 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 135) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#aT_atan~0.base|))) (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-11-09 22:43:58,002 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 135) no Hoare annotation was computed. [2018-11-09 22:43:58,002 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 135) no Hoare annotation was computed. [2018-11-09 22:43:58,002 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2018-11-09 22:43:58,002 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-09 22:43:58,003 INFO L421 ceAbstractionStarter]: At program point atan_floatENTRY(lines 56 118) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#aT_atan~0.base|))) (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|)) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-11-09 22:43:58,003 INFO L425 ceAbstractionStarter]: For program point atan_floatFINAL(lines 56 118) no Hoare annotation was computed. [2018-11-09 22:43:58,003 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2018-11-09 22:43:58,003 INFO L421 ceAbstractionStarter]: At program point L60-3(lines 60 64) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (= |old(#memory_int)| |#memory_int|) (= |atan_float_#in~x| atan_float_~x)) (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#aT_atan~0.base|))) (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-11-09 22:43:58,003 INFO L425 ceAbstractionStarter]: For program point L60-4(lines 60 64) no Hoare annotation was computed. [2018-11-09 22:43:58,003 INFO L421 ceAbstractionStarter]: At program point L81(line 81) the Hoare annotation is: (or (= |~#atanhi_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#aT_atan~0.base|))) (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|) (not (= (_ bv1 1) (select |old(#valid)| |~#atanhi_atan~0.base|))) (not (= (_ bv1 1) (select |old(#valid)| |~#atanlo_atan~0.base|))) (= |~#atanhi_atan~0.base| |~#aT_atan~0.base|) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (and (exists ((atan_float_~hx~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) atan_float_~hx~0) ((_ extract 30 23) atan_float_~hx~0) ((_ extract 22 0) atan_float_~hx~0)) |atan_float_#in~x|) (= (bvand atan_float_~hx~0 (_ bv2147483647 32)) atan_float_~ix~1))) (= (fp ((_ extract 31 31) atan_float_~hx~0) ((_ extract 30 23) atan_float_~hx~0) ((_ extract 22 0) atan_float_~hx~0)) |atan_float_#in~x|) (exists ((|v_q#valueAsBitvector_44| (_ BitVec 32)) (|atan_float_~#gf_u~1.offset| (_ BitVec 32)) (|atan_float_~#gf_u~1.base| (_ BitVec 32))) (and (= (_ bv0 1) (select |old(#valid)| |atan_float_~#gf_u~1.base|)) (= (store |old(#memory_int)| |atan_float_~#gf_u~1.base| (store (select |old(#memory_int)| |atan_float_~#gf_u~1.base|) |atan_float_~#gf_u~1.offset| |v_q#valueAsBitvector_44|)) |#memory_int|))) (exists ((atan_float_~hx~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) atan_float_~hx~0) ((_ extract 30 23) atan_float_~hx~0) ((_ extract 22 0) atan_float_~hx~0)) |atan_float_#in~x|) (not (bvsge (bvand atan_float_~hx~0 (_ bv2147483647 32)) (_ bv1350565888 32))))) (= |atan_float_#in~x| atan_float_~x)) (not (= (let ((.cse0 (select (select |old(#memory_int)| |~#atanhi_atan~0.base|) (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 15707962513.0 10000000000.0))))) (not (= ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |old(#memory_int)| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2018-11-09 22:43:58,003 INFO L425 ceAbstractionStarter]: For program point L81-1(line 81) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L110-1(line 110) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 72) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L61-1(line 61) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L61-2(line 61) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L61-3(line 61) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 98) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L115-2(line 115) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L111-1(line 111) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L111-3(line 111) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L107(line 107) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 99) no Hoare annotation was computed. [2018-11-09 22:43:58,004 INFO L425 ceAbstractionStarter]: For program point L107-1(line 107) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L107-2(line 107) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L70-1(line 70) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L70-2(line 70) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L66(lines 66 73) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L116-2(line 116) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 78) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L104(line 104) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L104-1(line 104) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point atan_floatEXIT(lines 56 118) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L63-1(line 63) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L63-2(line 63) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L76(lines 76 77) no Hoare annotation was computed. [2018-11-09 22:43:58,005 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-09 22:43:58,006 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-09 22:43:58,006 INFO L425 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-09 22:43:58,006 INFO L425 ceAbstractionStarter]: For program point L72-2(line 72) no Hoare annotation was computed. [2018-11-09 22:43:58,012 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,013 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,017 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,017 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,017 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,017 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,020 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,020 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,020 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,021 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,021 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,021 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,021 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,021 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,021 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,022 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,022 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,022 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,022 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,022 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,023 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,023 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,023 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,024 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,024 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,024 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,024 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,024 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,025 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,025 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,025 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,025 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,025 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,025 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 10:43:58 BoogieIcfgContainer [2018-11-09 22:43:58,027 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-09 22:43:58,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 22:43:58,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 22:43:58,028 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 22:43:58,028 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:43:12" (3/4) ... [2018-11-09 22:43:58,031 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-09 22:43:58,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-11-09 22:43:58,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-09 22:43:58,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-11-09 22:43:58,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-09 22:43:58,038 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-11-09 22:43:58,042 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-11-09 22:43:58,042 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-09 22:43:58,042 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-09 22:43:58,043 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-09 22:43:58,062 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) && \old(x) == x) || atanhi_atan == atanlo_atan) || !(1bv1 == \old(\valid)[aT_atan])) || aT_atan == atanlo_atan) || !(1bv1 == \old(\valid)[atanhi_atan])) || !(1bv1 == \old(\valid)[atanlo_atan])) || atanhi_atan == aT_atan) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || !(~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 15707962513/10000000000)))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0])) [2018-11-09 22:43:58,063 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (atanhi_atan == atanlo_atan || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || (\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) [2018-11-09 22:43:58,083 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f04552c7-3875-420a-8d42-82e36d113b1c/bin-2019/uautomizer/witness.graphml [2018-11-09 22:43:58,084 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 22:43:58,084 INFO L168 Benchmark]: Toolchain (without parser) took 55162.33 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 265.3 MB). Free memory was 950.5 MB in the beginning and 1.1 GB in the end (delta: -154.5 MB). Peak memory consumption was 110.8 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:58,085 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-09 22:43:58,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.72 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 933.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:58,085 INFO L168 Benchmark]: Boogie Preprocessor took 47.09 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:58,086 INFO L168 Benchmark]: RCFGBuilder took 9414.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:58,086 INFO L168 Benchmark]: TraceAbstraction took 45395.23 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 124.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -11.0 MB). Peak memory consumption was 113.3 MB. Max. memory is 11.5 GB. [2018-11-09 22:43:58,086 INFO L168 Benchmark]: Witness Printer took 56.33 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:43:58,089 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 246.72 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 933.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.09 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 9414.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 45395.23 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 124.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -11.0 MB). Peak memory consumption was 113.3 MB. Max. memory is 11.5 GB. * Witness Printer took 56.33 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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 [2018-11-09 22:43:58,092 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,092 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,092 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,093 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,093 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,093 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,093 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,093 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (atanhi_atan == atanlo_atan || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || (\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) - InvariantResult [Line: 60]: Loop Invariant [2018-11-09 22:43:58,094 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,094 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,094 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,094 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,094 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,094 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,096 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,096 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,096 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-09 22:43:58,097 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,097 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,097 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,097 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,098 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,098 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,098 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-09 22:43:58,098 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((\valid == \old(\valid) && \old(unknown-#memory_int-unknown) == unknown-#memory_int-unknown) && \old(x) == x) || atanhi_atan == atanlo_atan) || !(1bv1 == \old(\valid)[aT_atan])) || aT_atan == atanlo_atan) || !(1bv1 == \old(\valid)[atanhi_atan])) || !(1bv1 == \old(\valid)[atanlo_atan])) || atanhi_atan == aT_atan) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || !(~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 15707962513/10000000000)))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(\old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], \old(unknown-#memory_int-unknown)[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0])) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 117 locations, 1 error locations. SAFE Result, 45.3s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 34.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 562 SDtfs, 633 SDslu, 2447 SDs, 0 SdLazy, 1056 SolverSat, 100 SolverUnsat, 13 SolverUnknown, 0 SolverNotchecked, 30.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 369 GetRequests, 288 SyntacticMatches, 1 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 48 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 10 LocationsWithAnnotation, 12 PreInvPairs, 15 NumberOfFragments, 765 HoareAnnotationTreeSize, 12 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 433 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 7.7s InterpolantComputationTime, 338 NumberOfCodeBlocks, 338 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 332 ConstructedInterpolants, 62 QuantifiedInterpolants, 232231 SizeOfPredicates, 44 NumberOfNonLiveVariables, 907 ConjunctsInSsa, 77 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...