/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0621b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0621b_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 bf0ba25fe26682d00fcbd742510a570b9ca53290 .......................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0621b_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 bf0ba25fe26682d00fcbd742510a570b9ca53290 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 14:35:45,141 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:35:45,143 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:35:45,164 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:35:45,165 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:35:45,166 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:35:45,168 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:35:45,172 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:35:45,176 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:35:45,178 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:35:45,181 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:35:45,182 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:35:45,183 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:35:45,184 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:35:45,186 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:35:45,187 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:35:45,188 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:35:45,190 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:35:45,192 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:35:45,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:35:45,195 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:35:45,196 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:35:45,199 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:35:45,199 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:35:45,200 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:35:45,201 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:35:45,202 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:35:45,203 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:35:45,204 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:35:45,206 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:35:45,206 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:35:45,207 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:35:45,207 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:35:45,207 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:35:45,208 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:35:45,209 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:35:45,210 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:35:45,226 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:35:45,226 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:35:45,227 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:35:45,227 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:35:45,228 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:35:45,228 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:35:45,228 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:35:45,229 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:35:45,229 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:35:45,229 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:35:45,229 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:35:45,229 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:35:45,229 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:35:45,230 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:35:45,230 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:35:45,230 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:35:45,230 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:35:45,230 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:35:45,232 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:35:45,232 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:35:45,232 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:35:45,232 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:35:45,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:35:45,233 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:35:45,233 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:35:45,233 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:35:45,234 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:35:45,234 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:35:45,235 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:35:45,235 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> bf0ba25fe26682d00fcbd742510a570b9ca53290 [2018-09-20 14:35:45,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:35:45,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:35:45,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:35:45,307 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:35:45,308 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:35:45,309 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0621b_true-unreach-call.c [2018-09-20 14:35:45,672 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc1feccc/bdd000765fbe4b5b922c005a4fb7133b/FLAG09682a2a2 [2018-09-20 14:35:45,876 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:35:45,879 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0621b_true-unreach-call.c [2018-09-20 14:35:45,887 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc1feccc/bdd000765fbe4b5b922c005a4fb7133b/FLAG09682a2a2 [2018-09-20 14:35:45,907 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc1feccc/bdd000765fbe4b5b922c005a4fb7133b [2018-09-20 14:35:45,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:35:45,915 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:35:45,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:35:45,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:35:45,926 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:35:45,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:35:45" (1/1) ... [2018-09-20 14:35:45,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac24d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:45, skipping insertion in model container [2018-09-20 14:35:45,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:35:45" (1/1) ... [2018-09-20 14:35:45,942 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:35:46,192 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:35:46,224 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:35:46,260 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:35:46,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46 WrapperNode [2018-09-20 14:35:46,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:35:46,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:35:46,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:35:46,291 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:35:46,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46" (1/1) ... [2018-09-20 14:35:46,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46" (1/1) ... [2018-09-20 14:35:46,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46" (1/1) ... [2018-09-20 14:35:46,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46" (1/1) ... [2018-09-20 14:35:46,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46" (1/1) ... [2018-09-20 14:35:46,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46" (1/1) ... [2018-09-20 14:35:46,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46" (1/1) ... [2018-09-20 14:35:46,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:35:46,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:35:46,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:35:46,358 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:35:46,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 14:35:46,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:35:46,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:35:46,493 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-09-20 14:35:46,493 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-09-20 14:35:46,493 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:35:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:35:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:35:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-09-20 14:35:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:35:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 14:35:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 14:35:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:35:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 14:35:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 14:35:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-09-20 14:35:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:35:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:35:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:35:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 14:35:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 14:35:47,230 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:35:47,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:35:47 BoogieIcfgContainer [2018-09-20 14:35:47,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:35:47,232 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:35:47,232 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:35:47,235 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:35:47,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:35:45" (1/3) ... [2018-09-20 14:35:47,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d43e275 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:35:47, skipping insertion in model container [2018-09-20 14:35:47,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:46" (2/3) ... [2018-09-20 14:35:47,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d43e275 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:35:47, skipping insertion in model container [2018-09-20 14:35:47,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:35:47" (3/3) ... [2018-09-20 14:35:47,239 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0621b_true-unreach-call.c [2018-09-20 14:35:47,250 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:35:47,260 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:35:47,313 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:35:47,313 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:35:47,314 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:35:47,314 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:35:47,314 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:35:47,314 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:35:47,314 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:35:47,315 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:35:47,315 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:35:47,340 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states. [2018-09-20 14:35:47,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-20 14:35:47,348 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:35:47,349 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:35:47,352 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:35:47,358 INFO L82 PathProgramCache]: Analyzing trace with hash 652954868, now seen corresponding path program 1 times [2018-09-20 14:35:47,361 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:35:47,361 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:35:47,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:35:47,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:35:47,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:35:47,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:35:47,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:35:47,541 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:35:47,542 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:35:47,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:35:47,562 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:35:47,565 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:35:47,567 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 2 states. [2018-09-20 14:35:47,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:35:47,599 INFO L93 Difference]: Finished difference Result 154 states and 193 transitions. [2018-09-20 14:35:47,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:35:47,601 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-09-20 14:35:47,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:35:47,613 INFO L225 Difference]: With dead ends: 154 [2018-09-20 14:35:47,614 INFO L226 Difference]: Without dead ends: 77 [2018-09-20 14:35:47,618 INFO L606 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 [2018-09-20 14:35:47,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-09-20 14:35:47,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2018-09-20 14:35:47,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-09-20 14:35:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 87 transitions. [2018-09-20 14:35:47,671 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 87 transitions. Word has length 18 [2018-09-20 14:35:47,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:35:47,671 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 87 transitions. [2018-09-20 14:35:47,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:35:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2018-09-20 14:35:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-20 14:35:47,673 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:35:47,673 INFO L376 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] [2018-09-20 14:35:47,674 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:35:47,674 INFO L82 PathProgramCache]: Analyzing trace with hash 2090612603, now seen corresponding path program 1 times [2018-09-20 14:35:47,674 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:35:47,675 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:35:47,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:35:47,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:35:47,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:35:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:35:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:35:47,849 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:35:47,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:35:47 BoogieIcfgContainer [2018-09-20 14:35:47,920 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:35:47,921 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:35:47,921 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:35:47,921 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:35:47,922 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:35:47" (3/4) ... [2018-09-20 14:35:47,928 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:35:47,929 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:35:47,930 INFO L168 Benchmark]: Toolchain (without parser) took 2017.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:35:47,933 INFO L168 Benchmark]: CDTParser took 0.25 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. [2018-09-20 14:35:47,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.19 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:35:47,935 INFO L168 Benchmark]: Boogie Preprocessor took 64.04 ms. Allocated memory is still 1.0 GB. Free memory is still 935.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:35:47,935 INFO L168 Benchmark]: RCFGBuilder took 873.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -174.0 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:35:47,936 INFO L168 Benchmark]: TraceAbstraction took 688.58 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: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-09-20 14:35:47,937 INFO L168 Benchmark]: Witness Printer took 7.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:35:47,944 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 372.19 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.04 ms. Allocated memory is still 1.0 GB. Free memory is still 935.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 873.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -174.0 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 688.58 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: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Witness Printer took 7.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 145]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of someBinaryArithmeticDOUBLEoperation at line 141, overapproximation of bitwiseAnd at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 144. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; VAL [\old(huge_atan)=6442450957, \old(one_atan)=6442450945, \old(pi)=6442450953, \old(pi_o_2)=6442450946, \old(pi_o_4)=6442450949, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L141] double x = -1.0 / 0.0; VAL [huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L142] CALL, EXPR atan_double(x) VAL [\old(x)=6442450948, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L65] double w, s1, s2, z; [L66] __int32_t ix, hx, id; VAL [\old(x)=6442450948, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L69] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=6442450948, gh_u={6442450952:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L70] FCALL gh_u.value = (x) VAL [\old(x)=6442450948, gh_u={6442450952:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L71] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=6442450948, gh_u={6442450952:0}, gh_u.parts.msw=6442450944, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L71] (hx) = gh_u.parts.msw VAL [\old(x)=6442450948, gh_u={6442450952:0}, gh_u.parts.msw=6442450944, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L71] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=6442450959, \old(x)=6442450948, gh_u={6442450952:0}, gh_u.parts.msw=6442450944, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L72] COND FALSE !(0) VAL [\old(x)=6442450948, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L73] ix = hx & 0x7fffffff VAL [\old(x)=6442450948, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L74] COND FALSE !(ix >= 0x44100000) VAL [\old(x)=6442450948, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, ix=0, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L88] COND TRUE ix < 0x3fdc0000 VAL [\old(x)=6442450948, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, ix=0, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L89] COND TRUE ix < 0x3e200000 VAL [\old(x)=6442450948, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, ix=0, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L90] COND TRUE huge_atan + x > one_atan [L91] RET return x; VAL [\old(x)=6442450948, \result=6442450948, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, ix=0, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L142] EXPR atan_double(x) VAL [atan_double(x)=6442450948, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, x=6442450948] [L142] double res = atan_double(x); [L144] COND TRUE res != -pi_o_2 VAL [huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=6442450948, x=6442450948] [L145] __VERIFIER_error() VAL [huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=6442450948, x=6442450948] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 81 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 91 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=81occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 14:35:50,334 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:35:50,337 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:35:50,356 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:35:50,356 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:35:50,357 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:35:50,359 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:35:50,360 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:35:50,362 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:35:50,363 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:35:50,364 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:35:50,364 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:35:50,365 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:35:50,366 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:35:50,367 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:35:50,368 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:35:50,369 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:35:50,371 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:35:50,373 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:35:50,374 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:35:50,376 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:35:50,377 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:35:50,380 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:35:50,380 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:35:50,380 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:35:50,381 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:35:50,382 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:35:50,383 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:35:50,384 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:35:50,385 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:35:50,386 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:35:50,386 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:35:50,387 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:35:50,387 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:35:50,388 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:35:50,389 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:35:50,389 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:35:50,412 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:35:50,413 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:35:50,414 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:35:50,414 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:35:50,415 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:35:50,415 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:35:50,416 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:35:50,416 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:35:50,416 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:35:50,416 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:35:50,416 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:35:50,417 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:35:50,417 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:35:50,417 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:35:50,417 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:35:50,418 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:35:50,419 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:35:50,419 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:35:50,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:35:50,420 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:35:50,420 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:35:50,420 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:35:50,421 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:35:50,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:35:50,421 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:35:50,421 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:35:50,422 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:35:50,422 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:35:50,422 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:35:50,423 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:35:50,423 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:35:50,423 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> bf0ba25fe26682d00fcbd742510a570b9ca53290 [2018-09-20 14:35:50,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:35:50,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:35:50,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:35:50,496 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:35:50,496 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:35:50,497 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0621b_true-unreach-call.c [2018-09-20 14:35:50,850 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1073017f9/0ac53c0874d04cf1a1e2fa1f7cabbd14/FLAG069f8f3c4 [2018-09-20 14:35:51,086 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:35:51,087 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0621b_true-unreach-call.c [2018-09-20 14:35:51,100 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1073017f9/0ac53c0874d04cf1a1e2fa1f7cabbd14/FLAG069f8f3c4 [2018-09-20 14:35:51,131 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1073017f9/0ac53c0874d04cf1a1e2fa1f7cabbd14 [2018-09-20 14:35:51,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:35:51,140 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:35:51,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:35:51,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:35:51,154 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:35:51,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:35:51" (1/1) ... [2018-09-20 14:35:51,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce7ccda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51, skipping insertion in model container [2018-09-20 14:35:51,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:35:51" (1/1) ... [2018-09-20 14:35:51,173 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:35:51,473 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:35:51,496 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:35:51,538 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:35:51,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51 WrapperNode [2018-09-20 14:35:51,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:35:51,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:35:51,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:35:51,589 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:35:51,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51" (1/1) ... [2018-09-20 14:35:51,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51" (1/1) ... [2018-09-20 14:35:51,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51" (1/1) ... [2018-09-20 14:35:51,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51" (1/1) ... [2018-09-20 14:35:51,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51" (1/1) ... [2018-09-20 14:35:51,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51" (1/1) ... [2018-09-20 14:35:51,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51" (1/1) ... [2018-09-20 14:35:51,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:35:51,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:35:51,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:35:51,685 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:35:51,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 14:35:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:35:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:35:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-09-20 14:35:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-09-20 14:35:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:35:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:35:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:35:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-09-20 14:35:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:35:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 14:35:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 14:35:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:35:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 14:35:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 14:35:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-09-20 14:35:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:35:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:35:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:35:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 14:35:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 14:35:52,245 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:35:52,293 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:35:52,409 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:36:10,721 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:36:10,743 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:36:10,778 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:36:10,799 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:36:11,800 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:36:11,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:36:11 BoogieIcfgContainer [2018-09-20 14:36:11,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:36:11,802 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:36:11,803 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:36:11,807 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:36:11,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:35:51" (1/3) ... [2018-09-20 14:36:11,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68d197a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:36:11, skipping insertion in model container [2018-09-20 14:36:11,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:35:51" (2/3) ... [2018-09-20 14:36:11,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68d197a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:36:11, skipping insertion in model container [2018-09-20 14:36:11,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:36:11" (3/3) ... [2018-09-20 14:36:11,812 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0621b_true-unreach-call.c [2018-09-20 14:36:11,821 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:36:11,829 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:36:11,877 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:36:11,879 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:36:11,880 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:36:11,880 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:36:11,880 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:36:11,880 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:36:11,880 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:36:11,880 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:36:11,881 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:36:11,910 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states. [2018-09-20 14:36:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-20 14:36:11,924 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:36:11,925 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:36:11,928 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:36:11,934 INFO L82 PathProgramCache]: Analyzing trace with hash 652954868, now seen corresponding path program 1 times [2018-09-20 14:36:11,939 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:36:11,941 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 14:36:11,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:36:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:36:12,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:36:12,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:36:12,115 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:36:12,129 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:36:12,129 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:36:12,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:36:12,148 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:36:12,149 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:36:12,152 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 2 states. [2018-09-20 14:36:12,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:36:12,194 INFO L93 Difference]: Finished difference Result 154 states and 193 transitions. [2018-09-20 14:36:12,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:36:12,196 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-09-20 14:36:12,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:36:12,208 INFO L225 Difference]: With dead ends: 154 [2018-09-20 14:36:12,208 INFO L226 Difference]: Without dead ends: 77 [2018-09-20 14:36:12,213 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:36:12,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-09-20 14:36:12,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2018-09-20 14:36:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-09-20 14:36:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 87 transitions. [2018-09-20 14:36:12,262 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 87 transitions. Word has length 18 [2018-09-20 14:36:12,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:36:12,263 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 87 transitions. [2018-09-20 14:36:12,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:36:12,263 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2018-09-20 14:36:12,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-20 14:36:12,264 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:36:12,265 INFO L376 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] [2018-09-20 14:36:12,265 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:36:12,265 INFO L82 PathProgramCache]: Analyzing trace with hash 2090612603, now seen corresponding path program 1 times [2018-09-20 14:36:12,266 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:36:12,266 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 14:36:12,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:36:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:36:12,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:36:12,610 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 14 treesize of output 11 [2018-09-20 14:36:12,629 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 11 treesize of output 10 [2018-09-20 14:36:12,630 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:36:12,657 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:36:12,706 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:36:12,706 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:36:12,774 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 20 treesize of output 16 [2018-09-20 14:36:12,797 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 16 treesize of output 4 [2018-09-20 14:36:12,797 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:36:12,804 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:36:12,858 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. [2018-09-20 14:36:12,859 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:36:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:36:13,243 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:36:13,258 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:36:13,259 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:36:13,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:36:13,261 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:36:13,262 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:36:13,262 INFO L87 Difference]: Start difference. First operand 77 states and 87 transitions. Second operand 9 states. [2018-09-20 14:36:13,595 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-20 14:36:14,018 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 14:36:14,743 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-09-20 14:36:38,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:36:38,042 INFO L93 Difference]: Finished difference Result 86 states and 95 transitions. [2018-09-20 14:36:38,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:36:38,444 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-09-20 14:36:38,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:36:38,449 INFO L225 Difference]: With dead ends: 86 [2018-09-20 14:36:38,449 INFO L226 Difference]: Without dead ends: 80 [2018-09-20 14:36:38,451 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2018-09-20 14:36:38,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2018-09-20 14:36:38,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 77. [2018-09-20 14:36:38,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-09-20 14:36:38,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 86 transitions. [2018-09-20 14:36:38,467 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 86 transitions. Word has length 28 [2018-09-20 14:36:38,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:36:38,467 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 86 transitions. [2018-09-20 14:36:38,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:36:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2018-09-20 14:36:38,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-20 14:36:38,470 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:36:38,470 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:36:38,471 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:36:38,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1110976039, now seen corresponding path program 1 times [2018-09-20 14:36:38,472 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:36:38,472 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 14:36:38,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:36:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:36:42,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:36:42,979 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 14 treesize of output 11 [2018-09-20 14:36:42,988 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 11 treesize of output 10 [2018-09-20 14:36:42,989 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:36:42,996 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:36:43,035 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:36:43,036 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:36:43,079 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 20 treesize of output 16 [2018-09-20 14:36:43,084 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 16 treesize of output 4 [2018-09-20 14:36:43,085 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:36:43,089 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:36:43,101 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. [2018-09-20 14:36:43,102 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:36:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:36:43,359 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:36:43,448 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:36:43,448 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:36:43,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:36:43,449 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:36:43,449 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:36:43,449 INFO L87 Difference]: Start difference. First operand 77 states and 86 transitions. Second operand 9 states. [2018-09-20 14:37:12,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:37:12,321 INFO L93 Difference]: Finished difference Result 90 states and 100 transitions. [2018-09-20 14:37:12,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-20 14:37:12,416 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2018-09-20 14:37:12,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:37:12,419 INFO L225 Difference]: With dead ends: 90 [2018-09-20 14:37:12,419 INFO L226 Difference]: Without dead ends: 76 [2018-09-20 14:37:12,420 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2018-09-20 14:37:12,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-09-20 14:37:12,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2018-09-20 14:37:12,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2018-09-20 14:37:12,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 80 transitions. [2018-09-20 14:37:12,433 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 80 transitions. Word has length 30 [2018-09-20 14:37:12,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:37:12,433 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 80 transitions. [2018-09-20 14:37:12,433 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:37:12,433 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2018-09-20 14:37:12,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-20 14:37:12,435 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:37:12,436 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:37:12,436 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:37:12,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1277129167, now seen corresponding path program 1 times [2018-09-20 14:37:12,437 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:37:12,437 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 14:37:12,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:37:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:37:12,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:37:12,633 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 14 treesize of output 11 [2018-09-20 14:37:12,640 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 11 treesize of output 10 [2018-09-20 14:37:12,641 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:37:12,665 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:37:12,958 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:37:12,959 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:23 [2018-09-20 14:37:13,073 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 20 treesize of output 16 [2018-09-20 14:37:13,085 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 16 treesize of output 4 [2018-09-20 14:37:13,085 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:37:13,115 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:37:13,201 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. [2018-09-20 14:37:13,201 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:32, output treesize:17 [2018-09-20 14:37:13,615 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 12 treesize of output 9 [2018-09-20 14:37:13,623 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 9 treesize of output 8 [2018-09-20 14:37:13,623 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:37:13,629 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:37:13,664 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-09-20 14:37:13,664 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:37, output treesize:33 [2018-09-20 14:37:13,751 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 16 treesize of output 12 [2018-09-20 14:37:13,756 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 12 treesize of output 4 [2018-09-20 14:37:13,757 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:37:13,764 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:37:13,791 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-09-20 14:37:13,792 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:40, output treesize:29 [2018-09-20 14:37:14,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:37:14,201 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:37:14,220 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:37:14,221 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-20 14:37:14,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-20 14:37:14,222 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-20 14:37:14,222 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-09-20 14:37:14,222 INFO L87 Difference]: Start difference. First operand 74 states and 80 transitions. Second operand 12 states. [2018-09-20 14:37:15,542 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 14:37:16,217 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2018-09-20 14:37:16,778 WARN L178 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2018-09-20 14:37:17,230 WARN L178 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2018-09-20 14:37:17,867 WARN L178 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2018-09-20 14:37:18,639 WARN L178 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2018-09-20 14:37:39,210 WARN L178 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2018-09-20 14:38:17,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:38:17,558 INFO L93 Difference]: Finished difference Result 82 states and 87 transitions. [2018-09-20 14:38:17,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-20 14:38:17,654 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 36 [2018-09-20 14:38:17,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:38:17,656 INFO L225 Difference]: With dead ends: 82 [2018-09-20 14:38:17,656 INFO L226 Difference]: Without dead ends: 76 [2018-09-20 14:38:17,659 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 19.9s TimeCoverageRelationStatistics Valid=103, Invalid=353, Unknown=6, NotChecked=0, Total=462 [2018-09-20 14:38:17,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-09-20 14:38:17,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2018-09-20 14:38:17,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2018-09-20 14:38:17,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 79 transitions. [2018-09-20 14:38:17,671 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 79 transitions. Word has length 36 [2018-09-20 14:38:17,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:38:17,671 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 79 transitions. [2018-09-20 14:38:17,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-20 14:38:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 79 transitions. [2018-09-20 14:38:17,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-20 14:38:17,673 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:38:17,674 INFO L376 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] [2018-09-20 14:38:17,674 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:38:17,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1451358020, now seen corresponding path program 1 times [2018-09-20 14:38:17,676 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:38:17,676 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 14:38:17,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:38:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:38:17,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:38:19,896 INFO L303 Elim1Store]: Index analysis took 2030 ms [2018-09-20 14:38:19,897 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 26 [2018-09-20 14:38:23,959 WARN L669 Elim1Store]: solver failed to check if following equality is implied: (= ((_ to_fp 11 53) RNE (/ 306161699786838301793.0 10000000000000000000000000000000000000.0)) (select v_arrayElimArr_1 (_ bv0 32))) [2018-09-20 14:38:23,960 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:23,964 INFO L303 Elim1Store]: Index analysis took 4066 ms [2018-09-20 14:38:23,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 36 [2018-09-20 14:38:28,004 WARN L669 Elim1Store]: solver failed to check if following equality is implied: (= (select v_arrayElimArr_2 (_ bv1 32)) (select v_arrayElimArr_2 (_ bv0 32))) [2018-09-20 14:38:28,005 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:30,017 WARN L669 Elim1Store]: solver failed to check if following equality is implied: (= (select v_arrayElimArr_2 (_ bv1 32)) ((_ to_fp 11 53) RNE (/ 34758277578077496129.0 2500000000000000000000000000000000000.0))) [2018-09-20 14:38:30,018 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:32,029 WARN L669 Elim1Store]: solver failed to check if following equality is implied: (= ((_ to_fp 11 53) RNE (/ 34758277578077496129.0 2500000000000000000000000000000000000.0)) (select v_arrayElimArr_2 (_ bv0 32))) [2018-09-20 14:38:32,030 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:32,034 INFO L303 Elim1Store]: Index analysis took 8067 ms [2018-09-20 14:38:32,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 62 [2018-09-20 14:38:34,961 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:37,030 WARN L669 Elim1Store]: solver failed to check if following equality is implied: (= (select v_arrayElimArr_3 (_ bv1 32)) (select v_arrayElimArr_3 (_ bv2 32))) [2018-09-20 14:38:37,031 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:39,062 WARN L669 Elim1Store]: solver failed to check if following equality is implied: (= ((_ to_fp 11 53) RNE (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (select v_arrayElimArr_3 (_ bv1 32))) [2018-09-20 14:38:39,063 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:40,199 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:41,961 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:43,919 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:38:43,924 INFO L303 Elim1Store]: Index analysis took 11885 ms [2018-09-20 14:38:43,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 101 [2018-09-20 14:38:43,926 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-09-20 14:38:49,775 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:38:59,072 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:06,532 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:15,424 INFO L303 Elim1Store]: Index analysis took 2028 ms [2018-09-20 14:39:15,425 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 26 [2018-09-20 14:39:15,739 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:15,743 INFO L303 Elim1Store]: Index analysis took 316 ms [2018-09-20 14:39:15,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 36 [2018-09-20 14:39:15,993 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:16,072 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:16,148 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:16,151 INFO L303 Elim1Store]: Index analysis took 405 ms [2018-09-20 14:39:16,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 62 [2018-09-20 14:39:16,204 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:16,227 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:16,254 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:16,279 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:16,312 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:16,336 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:16,339 INFO L303 Elim1Store]: Index analysis took 184 ms [2018-09-20 14:39:16,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 101 [2018-09-20 14:39:16,341 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-09-20 14:39:16,555 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:16,685 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:16,793 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:17,041 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:17,042 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:52, output treesize:62 [2018-09-20 14:39:17,315 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-09-20 14:39:19,067 WARN L178 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 46 [2018-09-20 14:39:19,101 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,108 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,119 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,126 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,137 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,148 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 54 [2018-09-20 14:39:19,154 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-09-20 14:39:19,468 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,470 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,472 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,473 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,475 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,477 INFO L700 Elim1Store]: detected not equals via solver [2018-09-20 14:39:19,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 54 [2018-09-20 14:39:19,482 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:39:19,507 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:19,507 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:73, output treesize:17 [2018-09-20 14:39:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:39:19,668 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:39:19,680 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:39:19,680 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-20 14:39:19,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-20 14:39:19,681 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-20 14:39:19,681 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-09-20 14:39:19,681 INFO L87 Difference]: Start difference. First operand 74 states and 79 transitions. Second operand 6 states. [2018-09-20 14:39:27,154 WARN L178 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-09-20 14:39:27,639 WARN L178 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-09-20 14:39:32,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:39:32,467 INFO L93 Difference]: Finished difference Result 82 states and 86 transitions. [2018-09-20 14:39:32,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-20 14:39:32,469 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2018-09-20 14:39:32,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:39:32,470 INFO L225 Difference]: With dead ends: 82 [2018-09-20 14:39:32,470 INFO L226 Difference]: Without dead ends: 76 [2018-09-20 14:39:32,471 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-09-20 14:39:32,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-09-20 14:39:32,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2018-09-20 14:39:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2018-09-20 14:39:32,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 78 transitions. [2018-09-20 14:39:32,488 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 78 transitions. Word has length 37 [2018-09-20 14:39:32,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:39:32,488 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 78 transitions. [2018-09-20 14:39:32,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-20 14:39:32,488 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2018-09-20 14:39:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-20 14:39:32,491 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:39:32,491 INFO L376 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] [2018-09-20 14:39:32,492 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:39:32,492 INFO L82 PathProgramCache]: Analyzing trace with hash -1479987171, now seen corresponding path program 1 times [2018-09-20 14:39:32,492 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:39:32,492 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 14:39:32,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:39:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:39:32,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:39:32,736 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 14 treesize of output 11 [2018-09-20 14:39:32,744 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 11 treesize of output 10 [2018-09-20 14:39:32,744 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:39:32,762 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:32,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:39:32,781 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:39:32,826 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 20 treesize of output 16 [2018-09-20 14:39:32,831 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 16 treesize of output 4 [2018-09-20 14:39:32,831 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:39:32,838 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:32,851 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. [2018-09-20 14:39:32,852 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:39:33,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:39:33,153 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:39:33,171 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:39:33,172 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 14:39:33,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 14:39:33,172 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 14:39:33,172 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 14:39:33,173 INFO L87 Difference]: Start difference. First operand 74 states and 78 transitions. Second operand 8 states. [2018-09-20 14:39:33,707 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 14:39:53,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:39:53,557 INFO L93 Difference]: Finished difference Result 80 states and 83 transitions. [2018-09-20 14:39:53,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 14:39:53,559 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-09-20 14:39:53,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:39:53,562 INFO L225 Difference]: With dead ends: 80 [2018-09-20 14:39:53,562 INFO L226 Difference]: Without dead ends: 62 [2018-09-20 14:39:53,562 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2018-09-20 14:39:53,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-09-20 14:39:53,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-09-20 14:39:53,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-09-20 14:39:53,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 65 transitions. [2018-09-20 14:39:53,574 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 65 transitions. Word has length 37 [2018-09-20 14:39:53,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:39:53,575 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 65 transitions. [2018-09-20 14:39:53,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 14:39:53,576 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2018-09-20 14:39:53,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-20 14:39:53,578 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:39:53,578 INFO L376 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] [2018-09-20 14:39:53,579 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:39:53,579 INFO L82 PathProgramCache]: Analyzing trace with hash -339391493, now seen corresponding path program 1 times [2018-09-20 14:39:53,579 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:39:53,581 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-09-20 14:39:53,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:39:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:39:59,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:39:59,137 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 14 treesize of output 11 [2018-09-20 14:39:59,148 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 11 treesize of output 10 [2018-09-20 14:39:59,148 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:39:59,156 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:59,172 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:39:59,173 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:39:59,230 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 20 treesize of output 16 [2018-09-20 14:39:59,247 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 16 treesize of output 4 [2018-09-20 14:39:59,247 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:39:59,261 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:39:59,272 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. [2018-09-20 14:39:59,273 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:39:59,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:39:59,489 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:39:59,596 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:39:59,596 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:39:59,596 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:39:59,597 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:39:59,597 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:39:59,597 INFO L87 Difference]: Start difference. First operand 62 states and 65 transitions. Second operand 9 states. [2018-09-20 14:40:00,516 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 14:40:31,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:40:31,408 INFO L93 Difference]: Finished difference Result 78 states and 84 transitions. [2018-09-20 14:40:31,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-20 14:40:31,410 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2018-09-20 14:40:31,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:40:31,414 INFO L225 Difference]: With dead ends: 78 [2018-09-20 14:40:31,414 INFO L226 Difference]: Without dead ends: 61 [2018-09-20 14:40:31,414 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2018-09-20 14:40:31,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-09-20 14:40:31,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2018-09-20 14:40:31,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-09-20 14:40:31,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 62 transitions. [2018-09-20 14:40:31,428 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 62 transitions. Word has length 58 [2018-09-20 14:40:31,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:40:31,429 INFO L480 AbstractCegarLoop]: Abstraction has 61 states and 62 transitions. [2018-09-20 14:40:31,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:40:31,429 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-20 14:40:31,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-20 14:40:31,435 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:40:31,436 INFO L376 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] [2018-09-20 14:40:31,436 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:40:31,436 INFO L82 PathProgramCache]: Analyzing trace with hash -856544517, now seen corresponding path program 1 times [2018-09-20 14:40:31,436 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:40:31,437 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 14:40:31,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-09-20 14:40:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:40:36,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:40:36,867 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 14 treesize of output 11 [2018-09-20 14:40:36,876 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 11 treesize of output 10 [2018-09-20 14:40:36,876 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:40:36,882 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:40:36,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:40:36,903 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:40:36,959 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 20 treesize of output 16 [2018-09-20 14:40:36,964 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 16 treesize of output 4 [2018-09-20 14:40:36,965 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:40:36,969 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:40:36,980 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. [2018-09-20 14:40:36,981 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:40:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:40:37,254 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:40:37,363 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:40:37,363 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:40:37,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:40:37,364 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:40:37,364 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:40:37,364 INFO L87 Difference]: Start difference. First operand 61 states and 62 transitions. Second operand 9 states. [2018-09-20 14:40:38,377 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 14:40:51,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:40:51,461 INFO L93 Difference]: Finished difference Result 61 states and 62 transitions. [2018-09-20 14:40:51,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-20 14:40:51,463 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2018-09-20 14:40:51,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:40:51,464 INFO L225 Difference]: With dead ends: 61 [2018-09-20 14:40:51,464 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 14:40:51,465 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2018-09-20 14:40:51,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 14:40:51,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 14:40:51,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 14:40:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 14:40:51,465 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2018-09-20 14:40:51,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:40:51,466 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 14:40:51,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:40:51,466 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 14:40:51,466 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 14:40:51,471 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 14:40:51,946 WARN L178 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-09-20 14:40:52,124 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 1 [2018-09-20 14:40:52,315 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 1 [2018-09-20 14:40:52,480 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 1 [2018-09-20 14:40:53,674 WARN L178 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 111 DAG size of output: 79 [2018-09-20 14:40:54,520 WARN L178 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2018-09-20 14:40:55,962 WARN L178 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 156 DAG size of output: 84 [2018-09-20 14:40:56,773 WARN L178 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2018-09-20 14:40:56,936 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 1 [2018-09-20 14:40:56,939 INFO L426 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-09-20 14:40:56,939 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-20 14:40:56,939 INFO L426 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 17 31) no Hoare annotation was computed. [2018-09-20 14:40:56,939 INFO L426 ceAbstractionStarter]: For program point L25-1(line 25) no Hoare annotation was computed. [2018-09-20 14:40:56,939 INFO L426 ceAbstractionStarter]: For program point L25-2(line 25) no Hoare annotation was computed. [2018-09-20 14:40:56,939 INFO L426 ceAbstractionStarter]: For program point L25-3(line 25) no Hoare annotation was computed. [2018-09-20 14:40:56,939 INFO L426 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-09-20 14:40:56,939 INFO L426 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-09-20 14:40:56,940 INFO L429 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-09-20 14:40:56,940 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-20 14:40:56,940 INFO L426 ceAbstractionStarter]: For program point L28-1(line 28) no Hoare annotation was computed. [2018-09-20 14:40:56,940 INFO L426 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-09-20 14:40:56,940 INFO L426 ceAbstractionStarter]: For program point L28-2(line 28) no Hoare annotation was computed. [2018-09-20 14:40:56,940 INFO L426 ceAbstractionStarter]: For program point L28-3(line 28) no Hoare annotation was computed. [2018-09-20 14:40:56,940 INFO L426 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-09-20 14:40:56,940 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-20 14:40:56,940 INFO L426 ceAbstractionStarter]: For program point L24-2(lines 17 31) no Hoare annotation was computed. [2018-09-20 14:40:56,941 INFO L429 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 17 31) the Hoare annotation is: true [2018-09-20 14:40:56,941 INFO L426 ceAbstractionStarter]: For program point L22-1(line 22) no Hoare annotation was computed. [2018-09-20 14:40:56,941 INFO L426 ceAbstractionStarter]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2018-09-20 14:40:56,941 INFO L426 ceAbstractionStarter]: For program point L20(line 20) no Hoare annotation was computed. [2018-09-20 14:40:56,941 INFO L426 ceAbstractionStarter]: For program point L22-2(line 22) no Hoare annotation was computed. [2018-09-20 14:40:56,941 INFO L426 ceAbstractionStarter]: For program point L20-1(line 20) no Hoare annotation was computed. [2018-09-20 14:40:56,941 INFO L426 ceAbstractionStarter]: For program point L20-2(line 20) no Hoare annotation was computed. [2018-09-20 14:40:56,941 INFO L426 ceAbstractionStarter]: For program point L20-3(line 20) no Hoare annotation was computed. [2018-09-20 14:40:56,941 INFO L426 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 17 31) no Hoare annotation was computed. [2018-09-20 14:40:56,941 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:40:56,942 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:40:56,942 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:40:56,942 INFO L422 ceAbstractionStarter]: At program point L68-3(lines 68 72) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) RNE (/ 785398163397448279.0 500000000000000000.0)))) (or (not (= ((_ to_fp 11 53) RNE (/ 491396861623664527041.0 500000000000000000000.0)) (select ~atanhi_atan~0 (_ bv2 32)))) (not (= .cse0 (select ~atanhi_atan~0 (_ bv3 32)))) (not (= .cse0 ~pi_o_2~0)) (not (= ((_ to_fp 11 53) RNE (/ 34758277578077496129.0 2500000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv2 32)))) (not (= (select ~atanlo_atan~0 (_ bv1 32)) ((_ to_fp 11 53) RNE (/ 306161699786838301793.0 10000000000000000000000000000000000000.0)))) (= atan_double_~x |atan_double_#in~x|) (not (= (select ~atanlo_atan~0 (_ bv0 32)) ((_ to_fp 11 53) RNE (/ 56746943632404217731.0 2500000000000000000000000000000000000.0)))) (not (= ((_ to_fp 11 53) RNE (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv3 32)))) (not (= ((_ to_fp 11 53) RNE (/ 785398163397448278999.0 1000000000000000000000.0)) (select ~atanhi_atan~0 (_ bv1 32)))) (not (= ((_ to_fp 11 53) RNE (/ 92729521800161218703.0 200000000000000000000.0)) (select ~atanhi_atan~0 (_ bv0 32)))))) [2018-09-20 14:40:56,942 INFO L426 ceAbstractionStarter]: For program point L97(lines 97 103) no Hoare annotation was computed. [2018-09-20 14:40:56,942 INFO L426 ceAbstractionStarter]: For program point L68-4(lines 68 72) no Hoare annotation was computed. [2018-09-20 14:40:56,942 INFO L426 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-09-20 14:40:56,942 INFO L426 ceAbstractionStarter]: For program point L126(lines 126 131) no Hoare annotation was computed. [2018-09-20 14:40:56,943 INFO L426 ceAbstractionStarter]: For program point L89(lines 89 92) no Hoare annotation was computed. [2018-09-20 14:40:56,943 INFO L426 ceAbstractionStarter]: For program point L89-2(lines 89 92) no Hoare annotation was computed. [2018-09-20 14:40:56,943 INFO L426 ceAbstractionStarter]: For program point L77(line 77) no Hoare annotation was computed. [2018-09-20 14:40:56,943 INFO L426 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2018-09-20 14:40:56,943 INFO L426 ceAbstractionStarter]: For program point L77-2(line 77) no Hoare annotation was computed. [2018-09-20 14:40:56,943 INFO L426 ceAbstractionStarter]: For program point L77-3(line 77) no Hoare annotation was computed. [2018-09-20 14:40:56,943 INFO L426 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-09-20 14:40:56,943 INFO L426 ceAbstractionStarter]: For program point L69-1(line 69) no Hoare annotation was computed. [2018-09-20 14:40:56,943 INFO L426 ceAbstractionStarter]: For program point L69-2(line 69) no Hoare annotation was computed. [2018-09-20 14:40:56,944 INFO L426 ceAbstractionStarter]: For program point L69-3(line 69) no Hoare annotation was computed. [2018-09-20 14:40:56,944 INFO L426 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-09-20 14:40:56,944 INFO L426 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-09-20 14:40:56,944 INFO L426 ceAbstractionStarter]: For program point L74(lines 74 87) no Hoare annotation was computed. [2018-09-20 14:40:56,944 INFO L426 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-09-20 14:40:56,944 INFO L422 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) RNE (/ 785398163397448279.0 500000000000000000.0)))) (or (not (= ((_ to_fp 11 53) RNE (/ 491396861623664527041.0 500000000000000000000.0)) (select ~atanhi_atan~0 (_ bv2 32)))) (not (= .cse0 (select ~atanhi_atan~0 (_ bv3 32)))) (not (= .cse0 ~pi_o_2~0)) (not (= ((_ to_fp 11 53) RNE (/ 34758277578077496129.0 2500000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv2 32)))) (not (= (select ~atanlo_atan~0 (_ bv1 32)) ((_ to_fp 11 53) RNE (/ 306161699786838301793.0 10000000000000000000000000000000000000.0)))) (and (= atan_double_~x |atan_double_#in~x|) (exists ((|v_q#valueAsBitvector_8| (_ BitVec 64))) (and (= atan_double_~hx~0 ((_ extract 63 32) |v_q#valueAsBitvector_8|)) (= |atan_double_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_8|) ((_ extract 62 52) |v_q#valueAsBitvector_8|) ((_ extract 51 0) |v_q#valueAsBitvector_8|))))) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|)) |atan_double_#in~x|) (= atan_double_~ix~0 (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32))))) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32)) (_ bv1141899264 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|)) |atan_double_#in~x|)))) (not (= (select ~atanlo_atan~0 (_ bv0 32)) ((_ to_fp 11 53) RNE (/ 56746943632404217731.0 2500000000000000000000000000000000000.0)))) (not (= ((_ to_fp 11 53) RNE (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv3 32)))) (not (= ((_ to_fp 11 53) RNE (/ 785398163397448278999.0 1000000000000000000000.0)) (select ~atanhi_atan~0 (_ bv1 32)))) (not (= ((_ to_fp 11 53) RNE (/ 92729521800161218703.0 200000000000000000000.0)) (select ~atanhi_atan~0 (_ bv0 32)))))) [2018-09-20 14:40:56,944 INFO L426 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2018-09-20 14:40:56,945 INFO L426 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2018-09-20 14:40:56,945 INFO L426 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-09-20 14:40:56,945 INFO L426 ceAbstractionStarter]: For program point L79-1(line 79) no Hoare annotation was computed. [2018-09-20 14:40:56,945 INFO L426 ceAbstractionStarter]: For program point L79-2(line 79) no Hoare annotation was computed. [2018-09-20 14:40:56,945 INFO L426 ceAbstractionStarter]: For program point L71(line 71) no Hoare annotation was computed. [2018-09-20 14:40:56,945 INFO L426 ceAbstractionStarter]: For program point L71-1(line 71) no Hoare annotation was computed. [2018-09-20 14:40:56,945 INFO L426 ceAbstractionStarter]: For program point atan_doubleEXIT(lines 64 132) no Hoare annotation was computed. [2018-09-20 14:40:56,945 INFO L426 ceAbstractionStarter]: For program point L71-2(line 71) no Hoare annotation was computed. [2018-09-20 14:40:56,945 INFO L426 ceAbstractionStarter]: For program point L96(lines 96 112) no Hoare annotation was computed. [2018-09-20 14:40:56,946 INFO L429 ceAbstractionStarter]: At program point atan_doubleENTRY(lines 64 132) the Hoare annotation is: true [2018-09-20 14:40:56,946 INFO L426 ceAbstractionStarter]: For program point L88(lines 88 113) no Hoare annotation was computed. [2018-09-20 14:40:56,946 INFO L426 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-09-20 14:40:56,946 INFO L426 ceAbstractionStarter]: For program point atan_doubleFINAL(lines 64 132) no Hoare annotation was computed. [2018-09-20 14:40:56,946 INFO L422 ceAbstractionStarter]: At program point L76-3(lines 76 80) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) RNE (/ 785398163397448279.0 500000000000000000.0)))) (or (not (= ((_ to_fp 11 53) RNE (/ 491396861623664527041.0 500000000000000000000.0)) (select ~atanhi_atan~0 (_ bv2 32)))) (not (= .cse0 (select ~atanhi_atan~0 (_ bv3 32)))) (not (= .cse0 ~pi_o_2~0)) (not (= ((_ to_fp 11 53) RNE (/ 34758277578077496129.0 2500000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv2 32)))) (not (= (select ~atanlo_atan~0 (_ bv1 32)) ((_ to_fp 11 53) RNE (/ 306161699786838301793.0 10000000000000000000000000000000000000.0)))) (not (= (select ~atanlo_atan~0 (_ bv0 32)) ((_ to_fp 11 53) RNE (/ 56746943632404217731.0 2500000000000000000000000000000000000.0)))) (not (= ((_ to_fp 11 53) RNE (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv3 32)))) (not (= ((_ to_fp 11 53) RNE (/ 785398163397448278999.0 1000000000000000000000.0)) (select ~atanhi_atan~0 (_ bv1 32)))) (not (= ((_ to_fp 11 53) RNE (/ 92729521800161218703.0 200000000000000000000.0)) (select ~atanhi_atan~0 (_ bv0 32)))) (and (= atan_double_~x |atan_double_#in~x|) (exists ((|v_q#valueAsBitvector_8| (_ BitVec 64))) (and (= |atan_double_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_8|) ((_ extract 62 52) |v_q#valueAsBitvector_8|) ((_ extract 51 0) |v_q#valueAsBitvector_8|))) (= atan_double_~ix~0 (bvand ((_ extract 63 32) |v_q#valueAsBitvector_8|) (_ bv2147483647 32))))) (exists ((|v_q#valueAsBitvector_10| (_ BitVec 64))) (and (= atan_double_~hx~0 ((_ extract 63 32) |v_q#valueAsBitvector_10|)) (= atan_double_~x (fp ((_ extract 63 63) |v_q#valueAsBitvector_10|) ((_ extract 62 52) |v_q#valueAsBitvector_10|) ((_ extract 51 0) |v_q#valueAsBitvector_10|)))))))) [2018-09-20 14:40:56,946 INFO L426 ceAbstractionStarter]: For program point L105(lines 105 111) no Hoare annotation was computed. [2018-09-20 14:40:56,946 INFO L426 ceAbstractionStarter]: For program point L76-4(lines 74 87) no Hoare annotation was computed. [2018-09-20 14:40:56,947 INFO L426 ceAbstractionStarter]: For program point L105-2(lines 88 113) no Hoare annotation was computed. [2018-09-20 14:40:56,947 INFO L426 ceAbstractionStarter]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2018-09-20 14:40:56,947 INFO L426 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-09-20 14:40:56,947 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:40:56,947 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) RNE (/ 785398163397448279.0 500000000000000000.0)))) (and (= ((_ to_fp 11 53) RNE (/ 34758277578077496129.0 2500000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv2 32))) (= ((_ to_fp 11 53) RNE (/ 491396861623664527041.0 500000000000000000000.0)) (select ~atanhi_atan~0 (_ bv2 32))) (= ((_ to_fp 11 53) RNE (/ 785398163397448278999.0 1000000000000000000000.0)) (select ~atanhi_atan~0 (_ bv1 32))) (= (select ~atanlo_atan~0 (_ bv0 32)) ((_ to_fp 11 53) RNE (/ 56746943632404217731.0 2500000000000000000000000000000000000.0))) (= ((_ to_fp 11 53) RNE (/ 306161699786838301793.0 10000000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv1 32))) (= .cse0 (select ~atanhi_atan~0 (_ bv3 32))) (= .cse0 ~pi_o_2~0) (= ((_ to_fp 11 53) RNE (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv3 32))) (= ((_ to_fp 11 53) RNE (/ 92729521800161218703.0 200000000000000000000.0)) (select ~atanhi_atan~0 (_ bv0 32))))) [2018-09-20 14:40:56,947 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:40:56,947 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:40:56,947 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-20 14:40:56,947 INFO L426 ceAbstractionStarter]: For program point L144(lines 144 147) no Hoare annotation was computed. [2018-09-20 14:40:56,948 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-09-20 14:40:56,948 INFO L422 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) RNE (/ 785398163397448279.0 500000000000000000.0)))) (or (not (= ((_ to_fp 11 53) RNE (/ 491396861623664527041.0 500000000000000000000.0)) (select ~atanhi_atan~0 (_ bv2 32)))) (not (= .cse0 (select ~atanhi_atan~0 (_ bv3 32)))) (= (fp.div RNE (fp.neg ((_ to_fp 11 53) RNE 1.0)) (_ +zero 11 53)) main_~x~0) (not (= .cse0 ~pi_o_2~0)) (not (= ((_ to_fp 11 53) RNE (/ 34758277578077496129.0 2500000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv2 32)))) (not (= (select ~atanlo_atan~0 (_ bv1 32)) ((_ to_fp 11 53) RNE (/ 306161699786838301793.0 10000000000000000000000000000000000000.0)))) (not (= (select ~atanlo_atan~0 (_ bv0 32)) ((_ to_fp 11 53) RNE (/ 56746943632404217731.0 2500000000000000000000000000000000000.0)))) (not (= ((_ to_fp 11 53) RNE (/ 612323399573676603587.0 10000000000000000000000000000000000000.0)) (select ~atanlo_atan~0 (_ bv3 32)))) (not (= ((_ to_fp 11 53) RNE (/ 785398163397448278999.0 1000000000000000000000.0)) (select ~atanhi_atan~0 (_ bv1 32)))) (not (= ((_ to_fp 11 53) RNE (/ 92729521800161218703.0 200000000000000000000.0)) (select ~atanhi_atan~0 (_ bv0 32)))))) [2018-09-20 14:40:56,948 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 134 149) the Hoare annotation is: true [2018-09-20 14:40:56,948 INFO L426 ceAbstractionStarter]: For program point L142-1(line 142) no Hoare annotation was computed. [2018-09-20 14:40:56,948 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 134 149) no Hoare annotation was computed. [2018-09-20 14:40:56,949 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 134 149) no Hoare annotation was computed. [2018-09-20 14:40:56,959 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,961 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,961 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,962 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,962 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,962 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,962 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,962 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,963 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,963 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:56,963 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:56,963 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:56,963 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:56,964 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:56,964 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:56,964 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:56,964 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:56,969 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,970 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,970 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,970 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,971 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,971 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,971 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,971 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,971 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,972 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:56,972 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:56,972 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:56,972 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:56,972 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:56,972 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:56,973 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:56,973 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:56,975 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,976 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,976 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,976 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,976 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,977 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,977 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,977 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,977 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,978 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,978 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,978 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,979 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,979 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,979 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,979 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,979 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,980 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:56,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:40:56 BoogieIcfgContainer [2018-09-20 14:40:56,982 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:40:56,983 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:40:56,983 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:40:56,983 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:40:56,984 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:36:11" (3/4) ... [2018-09-20 14:40:56,988 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 14:40:56,996 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-09-20 14:40:56,996 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 14:40:56,996 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_double [2018-09-20 14:40:56,997 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 14:40:57,004 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-09-20 14:40:57,005 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-09-20 14:40:57,005 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 14:40:57,040 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(~to_fp~LONGDOUBLE(RoundingMode_RNE, 491396861623664527041/500000000000000000000) == atanhi_atan[2bv32]) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448279/500000000000000000) == atanhi_atan[3bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448279/500000000000000000) == pi_o_2)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 34758277578077496129/2500000000000000000000000000000000000) == atanlo_atan[2bv32])) || !(atanlo_atan[1bv32] == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 306161699786838301793/10000000000000000000000000000000000000))) || x == \old(x)) || !(atanlo_atan[0bv32] == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 56746943632404217731/2500000000000000000000000000000000000))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 612323399573676603587/10000000000000000000000000000000000000) == atanlo_atan[3bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448278999/1000000000000000000000) == atanhi_atan[1bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 92729521800161218703/200000000000000000000) == atanhi_atan[0bv32]) [2018-09-20 14:40:57,040 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(~to_fp~LONGDOUBLE(RoundingMode_RNE, 491396861623664527041/500000000000000000000) == atanhi_atan[2bv32]) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448279/500000000000000000) == atanhi_atan[3bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448279/500000000000000000) == pi_o_2)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 34758277578077496129/2500000000000000000000000000000000000) == atanlo_atan[2bv32])) || !(atanlo_atan[1bv32] == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 306161699786838301793/10000000000000000000000000000000000000))) || !(atanlo_atan[0bv32] == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 56746943632404217731/2500000000000000000000000000000000000))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 612323399573676603587/10000000000000000000000000000000000000) == atanlo_atan[3bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448278999/1000000000000000000000) == atanhi_atan[1bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 92729521800161218703/200000000000000000000) == atanhi_atan[0bv32])) || ((x == \old(x) && (\exists v_q#valueAsBitvector_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_8[63:63], v_q#valueAsBitvector_8[62:52], v_q#valueAsBitvector_8[51:0]) && ix == ~bvand32(v_q#valueAsBitvector_8[63:32], 2147483647bv32))) && (\exists v_q#valueAsBitvector_10 : bv64 :: hx == v_q#valueAsBitvector_10[63:32] && x == ~fp~LONGDOUBLE(v_q#valueAsBitvector_10[63:63], v_q#valueAsBitvector_10[62:52], v_q#valueAsBitvector_10[51:0]))) [2018-09-20 14:40:57,089 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 14:40:57,093 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:40:57,095 INFO L168 Benchmark]: Toolchain (without parser) took 305957.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.7 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -186.0 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:40:57,099 INFO L168 Benchmark]: CDTParser took 0.22 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. [2018-09-20 14:40:57,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.57 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 934.4 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-09-20 14:40:57,100 INFO L168 Benchmark]: Boogie Preprocessor took 95.77 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:40:57,100 INFO L168 Benchmark]: RCFGBuilder took 20116.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-09-20 14:40:57,101 INFO L168 Benchmark]: TraceAbstraction took 285180.15 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -44.4 MB). Peak memory consumption was 366.9 MB. Max. memory is 11.5 GB. [2018-09-20 14:40:57,101 INFO L168 Benchmark]: Witness Printer took 110.82 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: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-09-20 14:40:57,112 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 443.57 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 934.4 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 95.77 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 20116.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 285180.15 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -44.4 MB). Peak memory consumption was 366.9 MB. Max. memory is 11.5 GB. * Witness Printer took 110.82 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: 7.5 MB). Peak memory consumption was 7.5 MB. 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] - 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 - 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.traceabstraction: - PositiveResult [Line: 145]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant [2018-09-20 14:40:57,129 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,129 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,129 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,129 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,130 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,130 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,130 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,130 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,135 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,136 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:57,136 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:57,136 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:57,136 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:57,137 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:57,137 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:57,137 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:57,137 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:57,147 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,147 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,147 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,147 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,148 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,148 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,148 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,148 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,148 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,148 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:57,149 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:57,149 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:57,149 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-09-20 14:40:57,149 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:57,149 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:57,149 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] [2018-09-20 14:40:57,154 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_10,QUANTIFIED] Derived loop invariant: ((((((((!(~to_fp~LONGDOUBLE(RoundingMode_RNE, 491396861623664527041/500000000000000000000) == atanhi_atan[2bv32]) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448279/500000000000000000) == atanhi_atan[3bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448279/500000000000000000) == pi_o_2)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 34758277578077496129/2500000000000000000000000000000000000) == atanlo_atan[2bv32])) || !(atanlo_atan[1bv32] == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 306161699786838301793/10000000000000000000000000000000000000))) || !(atanlo_atan[0bv32] == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 56746943632404217731/2500000000000000000000000000000000000))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 612323399573676603587/10000000000000000000000000000000000000) == atanlo_atan[3bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448278999/1000000000000000000000) == atanhi_atan[1bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 92729521800161218703/200000000000000000000) == atanhi_atan[0bv32])) || ((x == \old(x) && (\exists v_q#valueAsBitvector_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_8[63:63], v_q#valueAsBitvector_8[62:52], v_q#valueAsBitvector_8[51:0]) && ix == ~bvand32(v_q#valueAsBitvector_8[63:32], 2147483647bv32))) && (\exists v_q#valueAsBitvector_10 : bv64 :: hx == v_q#valueAsBitvector_10[63:32] && x == ~fp~LONGDOUBLE(v_q#valueAsBitvector_10[63:63], v_q#valueAsBitvector_10[62:52], v_q#valueAsBitvector_10[51:0]))) - InvariantResult [Line: 68]: Loop Invariant [2018-09-20 14:40:57,155 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,159 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,159 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,159 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,159 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,159 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,160 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,160 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,160 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,161 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,161 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,161 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,161 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,167 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,167 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,167 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,167 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 14:40:57,167 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ((((((((!(~to_fp~LONGDOUBLE(RoundingMode_RNE, 491396861623664527041/500000000000000000000) == atanhi_atan[2bv32]) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448279/500000000000000000) == atanhi_atan[3bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448279/500000000000000000) == pi_o_2)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 34758277578077496129/2500000000000000000000000000000000000) == atanlo_atan[2bv32])) || !(atanlo_atan[1bv32] == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 306161699786838301793/10000000000000000000000000000000000000))) || x == \old(x)) || !(atanlo_atan[0bv32] == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 56746943632404217731/2500000000000000000000000000000000000))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 612323399573676603587/10000000000000000000000000000000000000) == atanlo_atan[3bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 785398163397448278999/1000000000000000000000) == atanhi_atan[1bv32])) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 92729521800161218703/200000000000000000000) == atanhi_atan[0bv32]) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 81 locations, 1 error locations. SAFE Result, 285.0s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 196.7s AutomataDifference, 0.0s DeadEndRemovalTime, 5.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 520 SDtfs, 460 SDslu, 2180 SDs, 0 SdLazy, 722 SolverSat, 42 SolverUnsat, 54 SolverUnknown, 0 SolverNotchecked, 157.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 245 SyntacticMatches, 1 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 28.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81occurred 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: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 9 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 13 PreInvPairs, 17 NumberOfFragments, 454 HoareAnnotationTreeSize, 13 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 11 FomulaSimplificationsInter, 1050 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 14.1s SatisfiabilityAnalysisTime, 67.8s InterpolantComputationTime, 302 NumberOfCodeBlocks, 302 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 294 ConstructedInterpolants, 111 QuantifiedInterpolants, 163810 SizeOfPredicates, 56 NumberOfNonLiveVariables, 813 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...