/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-benchs/nan_float_range_true-unreach-call_true-termination.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-benchs/nan_float_range_true-unreach-call_true-termination.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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e ...................................................................................................................................................................................................................... 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-benchs/nan_float_range_true-unreach-call_true-termination.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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e ................................................................................................................................................................................................................................................................... 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 14:10:48,380 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:10:48,383 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:10:48,395 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:10:48,396 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:10:48,397 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:10:48,398 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:10:48,407 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:10:48,409 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:10:48,410 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:10:48,411 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:10:48,411 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:10:48,412 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:10:48,413 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:10:48,414 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:10:48,415 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:10:48,416 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:10:48,418 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:10:48,420 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:10:48,421 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:10:48,422 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:10:48,424 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:10:48,426 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:10:48,427 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:10:48,427 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:10:48,428 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:10:48,429 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:10:48,430 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:10:48,430 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:10:48,432 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:10:48,432 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:10:48,433 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:10:48,433 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:10:48,433 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:10:48,434 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:10:48,435 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:10:48,435 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:10:48,451 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:10:48,451 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:10:48,452 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:10:48,453 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:10:48,453 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:10:48,453 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:10:48,454 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:10:48,454 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:10:48,454 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:10:48,454 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:10:48,454 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:10:48,455 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:10:48,455 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:10:48,455 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:10:48,455 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:10:48,455 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:10:48,456 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:10:48,456 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:10:48,456 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:10:48,456 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:10:48,456 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:10:48,456 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:10:48,457 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:10:48,457 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:10:48,457 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:10:48,457 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:10:48,457 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:10:48,458 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:10:48,458 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:10:48,458 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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2018-09-20 14:10:48,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:10:48,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:10:48,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:10:48,546 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:10:48,547 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:10:48,547 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-09-20 14:10:48,910 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7348551e3/6362b5db13334e5485407717ce68032d/FLAGc1470cbdc [2018-09-20 14:10:49,074 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:10:49,076 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-09-20 14:10:49,086 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7348551e3/6362b5db13334e5485407717ce68032d/FLAGc1470cbdc [2018-09-20 14:10:49,114 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7348551e3/6362b5db13334e5485407717ce68032d [2018-09-20 14:10:49,120 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:10:49,124 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:10:49,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:10:49,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:10:49,138 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:10:49,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:10:49" (1/1) ... [2018-09-20 14:10:49,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50814550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49, skipping insertion in model container [2018-09-20 14:10:49,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:10:49" (1/1) ... [2018-09-20 14:10:49,159 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:10:49,400 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:10:49,419 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:10:49,423 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:10:49,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49 WrapperNode [2018-09-20 14:10:49,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:10:49,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:10:49,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:10:49,437 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:10:49,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49" (1/1) ... [2018-09-20 14:10:49,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49" (1/1) ... [2018-09-20 14:10:49,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49" (1/1) ... [2018-09-20 14:10:49,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49" (1/1) ... [2018-09-20 14:10:49,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49" (1/1) ... [2018-09-20 14:10:49,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49" (1/1) ... [2018-09-20 14:10:49,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49" (1/1) ... [2018-09-20 14:10:49,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:10:49,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:10:49,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:10:49,469 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:10:49,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49" (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 14:10:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:10:49,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:10:49,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-20 14:10:49,553 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:10:49,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:10:49,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 14:10:49,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-20 14:10:49,554 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:10:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:10:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:10:49,886 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:10:49,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:49 BoogieIcfgContainer [2018-09-20 14:10:49,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:10:49,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:10:49,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:10:49,892 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:10:49,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:10:49" (1/3) ... [2018-09-20 14:10:49,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6a8424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:10:49, skipping insertion in model container [2018-09-20 14:10:49,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:49" (2/3) ... [2018-09-20 14:10:49,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6a8424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:10:49, skipping insertion in model container [2018-09-20 14:10:49,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:49" (3/3) ... [2018-09-20 14:10:49,897 INFO L112 eAbstractionObserver]: Analyzing ICFG nan_float_range_true-unreach-call_true-termination.c [2018-09-20 14:10:49,908 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:10:49,917 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:10:49,969 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:10:49,969 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:10:49,970 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:10:49,970 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:10:49,970 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:10:49,970 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:10:49,970 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:10:49,971 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:10:49,971 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:10:49,990 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-09-20 14:10:49,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-20 14:10:49,996 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:10:49,997 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:10:49,999 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:10:50,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1736771137, now seen corresponding path program 1 times [2018-09-20 14:10:50,008 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:10:50,008 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:10:50,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:10:50,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:10:50,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:10:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:10:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:10:50,119 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:10:50,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:10:50 BoogieIcfgContainer [2018-09-20 14:10:50,141 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:10:50,142 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:10:50,142 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:10:50,142 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:10:50,143 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:49" (3/4) ... [2018-09-20 14:10:50,147 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:10:50,147 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:10:50,148 INFO L168 Benchmark]: Toolchain (without parser) took 1028.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -174.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:10:50,151 INFO L168 Benchmark]: CDTParser took 0.20 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 14:10:50,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.56 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 942.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-09-20 14:10:50,153 INFO L168 Benchmark]: Boogie Preprocessor took 31.13 ms. Allocated memory is still 1.0 GB. Free memory is still 942.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:10:50,154 INFO L168 Benchmark]: RCFGBuilder took 417.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -202.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:10:50,156 INFO L168 Benchmark]: TraceAbstraction took 253.18 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: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-09-20 14:10:50,157 INFO L168 Benchmark]: Witness Printer took 5.75 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 14:10:50,163 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 308.56 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 942.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.13 ms. Allocated memory is still 1.0 GB. Free memory is still 942.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 417.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -202.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 253.18 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: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Witness Printer took 5.75 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: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L10] float x; [L11] x = __VERIFIER_nondet_float() [L13] COND TRUE x >= -1e10 && x <= 1e10 VAL [x=2] [L14] CALL __VERIFIER_assert(x==x) VAL [\old(cond)=0] [L6] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L6] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 14:10:52,512 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:10:52,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:10:52,526 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:10:52,526 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:10:52,527 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:10:52,529 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:10:52,530 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:10:52,532 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:10:52,534 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:10:52,536 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:10:52,536 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:10:52,537 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:10:52,539 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:10:52,541 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:10:52,541 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:10:52,542 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:10:52,544 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:10:52,546 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:10:52,548 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:10:52,549 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:10:52,550 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:10:52,552 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:10:52,553 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:10:52,553 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:10:52,554 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:10:52,555 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:10:52,556 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:10:52,557 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:10:52,558 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:10:52,558 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:10:52,559 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:10:52,559 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:10:52,559 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:10:52,560 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:10:52,561 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:10:52,562 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:10:52,591 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:10:52,592 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:10:52,593 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:10:52,594 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:10:52,595 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:10:52,595 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:10:52,595 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:10:52,595 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:10:52,595 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:10:52,596 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:10:52,596 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:10:52,596 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:10:52,596 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:10:52,596 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:10:52,599 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:10:52,599 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:10:52,599 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:10:52,599 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:10:52,600 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:10:52,600 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:10:52,600 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:10:52,600 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:10:52,600 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:10:52,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:10:52,601 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:10:52,601 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:10:52,601 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:10:52,601 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:10:52,601 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:10:52,605 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:10:52,605 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:10:52,605 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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2018-09-20 14:10:52,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:10:52,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:10:52,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:10:52,713 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:10:52,714 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:10:52,715 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-09-20 14:10:53,064 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea2c2b089/d26fadb28d0843a19634b0c5a4b2ec33/FLAGcdd64702e [2018-09-20 14:10:53,218 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:10:53,219 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-09-20 14:10:53,225 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea2c2b089/d26fadb28d0843a19634b0c5a4b2ec33/FLAGcdd64702e [2018-09-20 14:10:53,244 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea2c2b089/d26fadb28d0843a19634b0c5a4b2ec33 [2018-09-20 14:10:53,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:10:53,251 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:10:53,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:10:53,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:10:53,260 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:10:53,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:10:53" (1/1) ... [2018-09-20 14:10:53,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac5afb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53, skipping insertion in model container [2018-09-20 14:10:53,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:10:53" (1/1) ... [2018-09-20 14:10:53,278 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:10:53,479 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:10:53,502 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:10:53,509 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:10:53,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53 WrapperNode [2018-09-20 14:10:53,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:10:53,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:10:53,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:10:53,530 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:10:53,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53" (1/1) ... [2018-09-20 14:10:53,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53" (1/1) ... [2018-09-20 14:10:53,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53" (1/1) ... [2018-09-20 14:10:53,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53" (1/1) ... [2018-09-20 14:10:53,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53" (1/1) ... [2018-09-20 14:10:53,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53" (1/1) ... [2018-09-20 14:10:53,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53" (1/1) ... [2018-09-20 14:10:53,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:10:53,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:10:53,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:10:53,570 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:10:53,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53" (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 14:10:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:10:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:10:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-20 14:10:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:10:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:10:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 14:10:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-20 14:10:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:10:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:10:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:10:54,170 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:10:54,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:54 BoogieIcfgContainer [2018-09-20 14:10:54,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:10:54,172 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:10:54,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:10:54,176 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:10:54,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:10:53" (1/3) ... [2018-09-20 14:10:54,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7253d0ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:10:54, skipping insertion in model container [2018-09-20 14:10:54,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:53" (2/3) ... [2018-09-20 14:10:54,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7253d0ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:10:54, skipping insertion in model container [2018-09-20 14:10:54,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:54" (3/3) ... [2018-09-20 14:10:54,182 INFO L112 eAbstractionObserver]: Analyzing ICFG nan_float_range_true-unreach-call_true-termination.c [2018-09-20 14:10:54,195 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:10:54,207 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:10:54,264 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:10:54,265 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:10:54,265 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:10:54,266 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:10:54,266 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:10:54,266 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:10:54,266 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:10:54,266 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:10:54,266 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:10:54,287 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-09-20 14:10:54,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-20 14:10:54,294 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:10:54,295 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:10:54,297 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:10:54,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1736771137, now seen corresponding path program 1 times [2018-09-20 14:10:54,309 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:10:54,310 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) [2018-09-20 14:10:54,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 14:10:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:10:54,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:10:54,789 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-09-20 14:10:55,420 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 14:10:55,420 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:10:55,432 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:10:55,432 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-20 14:10:55,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-20 14:10:55,450 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-20 14:10:55,451 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-20 14:10:55,453 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 5 states. [2018-09-20 14:10:56,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:10:56,069 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2018-09-20 14:10:56,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-20 14:10:56,076 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2018-09-20 14:10:56,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:10:56,085 INFO L225 Difference]: With dead ends: 28 [2018-09-20 14:10:56,085 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 14:10:56,089 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-09-20 14:10:56,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 14:10:56,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 14:10:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 14:10:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 14:10:56,115 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 10 [2018-09-20 14:10:56,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:10:56,116 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 14:10:56,116 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-20 14:10:56,116 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 14:10:56,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 14:10:56,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 14:10:56,331 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-09-20 14:10:56,334 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-20 14:10:56,334 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:10:56,334 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:10:56,335 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 14:10:56,335 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:10:56,335 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:10:56,335 INFO L422 ceAbstractionStarter]: At program point L14(line 14) the Hoare annotation is: (fp.geq ((_ to_fp 11 53) RNE main_~x~0) (fp.neg ((_ to_fp 11 53) RNE 10000000000.0))) [2018-09-20 14:10:56,335 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 8 17) the Hoare annotation is: true [2018-09-20 14:10:56,336 INFO L426 ceAbstractionStarter]: For program point L13(lines 13 15) no Hoare annotation was computed. [2018-09-20 14:10:56,336 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 8 17) no Hoare annotation was computed. [2018-09-20 14:10:56,336 INFO L426 ceAbstractionStarter]: For program point L13-1(lines 13 15) no Hoare annotation was computed. [2018-09-20 14:10:56,340 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 8 17) no Hoare annotation was computed. [2018-09-20 14:10:56,340 INFO L429 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 6) the Hoare annotation is: true [2018-09-20 14:10:56,340 INFO L426 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 6) no Hoare annotation was computed. [2018-09-20 14:10:56,340 INFO L426 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2018-09-20 14:10:56,340 INFO L426 ceAbstractionStarter]: For program point L6(line 6) no Hoare annotation was computed. [2018-09-20 14:10:56,340 INFO L426 ceAbstractionStarter]: For program point L6-1(line 6) no Hoare annotation was computed. [2018-09-20 14:10:56,341 INFO L426 ceAbstractionStarter]: For program point L6-3(line 6) no Hoare annotation was computed. [2018-09-20 14:10:56,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:10:56 BoogieIcfgContainer [2018-09-20 14:10:56,348 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:10:56,348 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:10:56,349 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:10:56,349 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:10:56,350 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:54" (3/4) ... [2018-09-20 14:10:56,354 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 14:10:56,363 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 14:10:56,365 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 14:10:56,366 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-09-20 14:10:56,371 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-09-20 14:10:56,372 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 14:10:56,372 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 14:10:56,418 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 14:10:56,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:10:56,419 INFO L168 Benchmark]: Toolchain (without parser) took 3170.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -141.9 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:10:56,421 INFO L168 Benchmark]: CDTParser took 0.23 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 14:10:56,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.18 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-09-20 14:10:56,422 INFO L168 Benchmark]: Boogie Preprocessor took 38.83 ms. Allocated memory is still 1.0 GB. Free memory is still 941.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:10:56,422 INFO L168 Benchmark]: RCFGBuilder took 602.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 941.1 MB in the beginning and 1.1 GB in the end (delta: -191.4 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:10:56,423 INFO L168 Benchmark]: TraceAbstraction took 2175.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-09-20 14:10:56,424 INFO L168 Benchmark]: Witness Printer took 69.48 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 14:10:56,427 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 277.18 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.83 ms. Allocated memory is still 1.0 GB. Free memory is still 941.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 602.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 941.1 MB in the beginning and 1.1 GB in the end (delta: -191.4 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2175.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Witness Printer took 69.48 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: - PositiveResult [Line: 6]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 locations, 1 error locations. SAFE Result, 2.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 7 SDslu, 40 SDs, 0 SdLazy, 9 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 6 NumberOfFragments, 13 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 216 SizeOfPredicates, 2 NumberOfNonLiveVariables, 19 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...