java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem19_label41_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 12:10:46,807 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 12:10:46,811 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 12:10:46,825 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 12:10:46,825 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 12:10:46,826 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 12:10:46,828 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 12:10:46,831 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 12:10:46,833 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 12:10:46,834 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 12:10:46,843 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 12:10:46,844 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 12:10:46,845 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 12:10:46,846 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 12:10:46,849 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 12:10:46,850 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 12:10:46,850 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 12:10:46,854 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 12:10:46,856 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 12:10:46,857 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 12:10:46,859 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 12:10:46,860 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 12:10:46,861 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 12:10:46,862 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 12:10:46,862 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 12:10:46,863 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 12:10:46,864 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 12:10:46,864 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 12:10:46,865 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 12:10:46,866 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 12:10:46,866 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 12:10:46,867 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 12:10:46,867 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 12:10:46,867 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 12:10:46,868 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 12:10:46,869 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 12:10:46,869 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf [2018-10-27 12:10:46,884 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 12:10:46,884 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 12:10:46,885 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 12:10:46,885 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 12:10:46,885 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 12:10:46,886 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 12:10:46,886 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 12:10:46,886 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 12:10:46,886 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 12:10:46,886 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 12:10:46,887 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 12:10:46,887 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 12:10:46,887 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 12:10:46,888 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 12:10:46,888 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 12:10:46,888 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 12:10:46,888 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 12:10:46,888 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 12:10:46,889 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 12:10:46,889 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 12:10:46,889 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 12:10:46,889 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 12:10:46,889 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 12:10:46,890 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 12:10:46,890 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 12:10:46,890 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 12:10:46,890 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 12:10:46,890 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 12:10:46,890 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 12:10:46,891 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 12:10:46,891 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 12:10:46,891 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 12:10:46,891 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 12:10:46,891 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 12:10:46,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 12:10:46,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 12:10:46,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 12:10:46,962 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 12:10:46,962 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 12:10:46,964 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label41_false-unreach-call.c [2018-10-27 12:10:47,034 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0e455b222/db0ed8d0f0654de28f58f46978e35043/FLAGaa4ff4238 [2018-10-27 12:10:47,883 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 12:10:47,884 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label41_false-unreach-call.c [2018-10-27 12:10:47,925 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0e455b222/db0ed8d0f0654de28f58f46978e35043/FLAGaa4ff4238 [2018-10-27 12:10:47,940 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0e455b222/db0ed8d0f0654de28f58f46978e35043 [2018-10-27 12:10:47,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 12:10:47,955 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 12:10:47,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 12:10:47,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 12:10:47,962 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 12:10:47,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:10:47" (1/1) ... [2018-10-27 12:10:47,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f637f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:47, skipping insertion in model container [2018-10-27 12:10:47,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:10:47" (1/1) ... [2018-10-27 12:10:47,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 12:10:48,244 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 12:10:50,184 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 12:10:50,189 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 12:10:51,264 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 12:10:51,317 INFO L193 MainTranslator]: Completed translation [2018-10-27 12:10:51,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51 WrapperNode [2018-10-27 12:10:51,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 12:10:51,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 12:10:51,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 12:10:51,319 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 12:10:51,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... [2018-10-27 12:10:51,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... [2018-10-27 12:10:52,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 12:10:52,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 12:10:52,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 12:10:52,016 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 12:10:52,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... [2018-10-27 12:10:52,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... [2018-10-27 12:10:52,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... [2018-10-27 12:10:52,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... [2018-10-27 12:10:52,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... [2018-10-27 12:10:52,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... [2018-10-27 12:10:52,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... [2018-10-27 12:10:52,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 12:10:52,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 12:10:52,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 12:10:52,485 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 12:10:52,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-27 12:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 12:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 12:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2018-10-27 12:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2018-10-27 12:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2018-10-27 12:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2018-10-27 12:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-10-27 12:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-10-27 12:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-10-27 12:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-10-27 12:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-10-27 12:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-10-27 12:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 12:10:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 12:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 12:10:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 12:10:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 12:10:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 12:11:11,957 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 12:11:11,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:11:11 BoogieIcfgContainer [2018-10-27 12:11:11,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 12:11:11,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 12:11:11,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 12:11:11,962 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 12:11:11,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:10:47" (1/3) ... [2018-10-27 12:11:11,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63ffaaff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:11:11, skipping insertion in model container [2018-10-27 12:11:11,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:10:51" (2/3) ... [2018-10-27 12:11:11,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63ffaaff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:11:11, skipping insertion in model container [2018-10-27 12:11:11,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:11:11" (3/3) ... [2018-10-27 12:11:11,966 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem19_label41_false-unreach-call.c [2018-10-27 12:11:11,977 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 12:11:11,989 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 12:11:12,010 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 12:11:12,090 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 12:11:12,091 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 12:11:12,091 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 12:11:12,091 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 12:11:12,091 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 12:11:12,092 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 12:11:12,092 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 12:11:12,092 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 12:11:12,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states. [2018-10-27 12:11:12,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 12:11:12,154 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:11:12,155 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:11:12,158 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:11:12,166 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:11:12,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1574832434, now seen corresponding path program 1 times [2018-10-27 12:11:12,169 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:11:12,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:11:12,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:11:12,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:11:12,232 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:11:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:11:12,621 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 12:11:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:11:12,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:11:12,713 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 12:11:12,713 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:11:12,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 12:11:12,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 12:11:12,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:11:12,739 INFO L87 Difference]: Start difference. First operand 1778 states. Second operand 3 states. [2018-10-27 12:11:30,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:11:30,021 INFO L93 Difference]: Finished difference Result 4998 states and 9417 transitions. [2018-10-27 12:11:30,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 12:11:30,023 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-10-27 12:11:30,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:11:30,100 INFO L225 Difference]: With dead ends: 4998 [2018-10-27 12:11:30,100 INFO L226 Difference]: Without dead ends: 3218 [2018-10-27 12:11:30,119 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:11:30,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3218 states. [2018-10-27 12:11:30,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3218 to 3215. [2018-10-27 12:11:30,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3215 states. [2018-10-27 12:11:30,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3215 states to 3215 states and 5854 transitions. [2018-10-27 12:11:30,336 INFO L78 Accepts]: Start accepts. Automaton has 3215 states and 5854 transitions. Word has length 13 [2018-10-27 12:11:30,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:11:30,337 INFO L481 AbstractCegarLoop]: Abstraction has 3215 states and 5854 transitions. [2018-10-27 12:11:30,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 12:11:30,337 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 5854 transitions. [2018-10-27 12:11:30,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-27 12:11:30,342 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:11:30,343 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:11:30,343 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:11:30,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:11:30,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1078306428, now seen corresponding path program 1 times [2018-10-27 12:11:30,344 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:11:30,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:11:30,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:11:30,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:11:30,346 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:11:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:11:30,733 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 12:11:31,131 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:11:31,132 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:11:31,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 12:11:31,132 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:11:31,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 12:11:31,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 12:11:31,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 12:11:31,135 INFO L87 Difference]: Start difference. First operand 3215 states and 5854 transitions. Second operand 6 states. [2018-10-27 12:11:59,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:11:59,042 INFO L93 Difference]: Finished difference Result 9340 states and 16946 transitions. [2018-10-27 12:11:59,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 12:11:59,045 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2018-10-27 12:11:59,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:11:59,083 INFO L225 Difference]: With dead ends: 9340 [2018-10-27 12:11:59,084 INFO L226 Difference]: Without dead ends: 6131 [2018-10-27 12:11:59,095 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 12:11:59,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6131 states. [2018-10-27 12:11:59,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6131 to 6091. [2018-10-27 12:11:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6091 states. [2018-10-27 12:11:59,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6091 states to 6091 states and 9637 transitions. [2018-10-27 12:11:59,271 INFO L78 Accepts]: Start accepts. Automaton has 6091 states and 9637 transitions. Word has length 85 [2018-10-27 12:11:59,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:11:59,272 INFO L481 AbstractCegarLoop]: Abstraction has 6091 states and 9637 transitions. [2018-10-27 12:11:59,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 12:11:59,272 INFO L276 IsEmpty]: Start isEmpty. Operand 6091 states and 9637 transitions. [2018-10-27 12:11:59,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 12:11:59,277 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:11:59,278 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:11:59,280 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:11:59,280 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:11:59,281 INFO L82 PathProgramCache]: Analyzing trace with hash 479691079, now seen corresponding path program 1 times [2018-10-27 12:11:59,281 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:11:59,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:11:59,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:11:59,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:11:59,283 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:11:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:11:59,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:11:59,518 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:11:59,518 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 12:11:59,519 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:11:59,519 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 12:11:59,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 12:11:59,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 12:11:59,520 INFO L87 Difference]: Start difference. First operand 6091 states and 9637 transitions. Second operand 6 states. [2018-10-27 12:12:29,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:12:29,637 INFO L93 Difference]: Finished difference Result 21091 states and 34228 transitions. [2018-10-27 12:12:29,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 12:12:29,638 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-10-27 12:12:29,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:12:29,710 INFO L225 Difference]: With dead ends: 21091 [2018-10-27 12:12:29,710 INFO L226 Difference]: Without dead ends: 15006 [2018-10-27 12:12:29,735 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 12:12:29,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15006 states. [2018-10-27 12:12:30,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15006 to 14817. [2018-10-27 12:12:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14817 states. [2018-10-27 12:12:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14817 states to 14817 states and 22424 transitions. [2018-10-27 12:12:30,115 INFO L78 Accepts]: Start accepts. Automaton has 14817 states and 22424 transitions. Word has length 87 [2018-10-27 12:12:30,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:12:30,116 INFO L481 AbstractCegarLoop]: Abstraction has 14817 states and 22424 transitions. [2018-10-27 12:12:30,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 12:12:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 14817 states and 22424 transitions. [2018-10-27 12:12:30,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-27 12:12:30,120 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:12:30,120 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:12:30,120 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:12:30,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:12:30,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1717694456, now seen corresponding path program 1 times [2018-10-27 12:12:30,121 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:12:30,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:12:30,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:12:30,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:12:30,123 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:12:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:12:30,617 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:12:30,618 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:12:30,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 12:12:30,618 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:12:30,619 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 12:12:30,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 12:12:30,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-27 12:12:30,620 INFO L87 Difference]: Start difference. First operand 14817 states and 22424 transitions. Second operand 6 states. [2018-10-27 12:13:20,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:13:20,180 INFO L93 Difference]: Finished difference Result 58684 states and 93370 transitions. [2018-10-27 12:13:20,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 12:13:20,180 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2018-10-27 12:13:20,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:13:20,362 INFO L225 Difference]: With dead ends: 58684 [2018-10-27 12:13:20,362 INFO L226 Difference]: Without dead ends: 43873 [2018-10-27 12:13:20,430 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-27 12:13:20,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43873 states. [2018-10-27 12:13:21,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43873 to 43779. [2018-10-27 12:13:21,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43779 states. [2018-10-27 12:13:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43779 states to 43779 states and 63270 transitions. [2018-10-27 12:13:21,455 INFO L78 Accepts]: Start accepts. Automaton has 43779 states and 63270 transitions. Word has length 109 [2018-10-27 12:13:21,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:13:21,455 INFO L481 AbstractCegarLoop]: Abstraction has 43779 states and 63270 transitions. [2018-10-27 12:13:21,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 12:13:21,456 INFO L276 IsEmpty]: Start isEmpty. Operand 43779 states and 63270 transitions. [2018-10-27 12:13:21,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-27 12:13:21,458 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:13:21,458 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:13:21,459 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:13:21,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:13:21,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1341909252, now seen corresponding path program 1 times [2018-10-27 12:13:21,459 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:13:21,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:13:21,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:13:21,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:13:21,461 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:13:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:13:21,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:13:21,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:13:21,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 12:13:21,749 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:13:21,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-27 12:13:21,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 12:13:21,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-27 12:13:21,750 INFO L87 Difference]: Start difference. First operand 43779 states and 63270 transitions. Second operand 5 states. [2018-10-27 12:13:52,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:13:52,637 INFO L93 Difference]: Finished difference Result 132704 states and 204448 transitions. [2018-10-27 12:13:52,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 12:13:52,637 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2018-10-27 12:13:52,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:13:52,930 INFO L225 Difference]: With dead ends: 132704 [2018-10-27 12:13:52,930 INFO L226 Difference]: Without dead ends: 88931 [2018-10-27 12:13:53,031 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-27 12:13:53,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88931 states. [2018-10-27 12:13:54,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88931 to 88211. [2018-10-27 12:13:54,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88211 states. [2018-10-27 12:13:54,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88211 states to 88211 states and 122120 transitions. [2018-10-27 12:13:54,855 INFO L78 Accepts]: Start accepts. Automaton has 88211 states and 122120 transitions. Word has length 118 [2018-10-27 12:13:54,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:13:54,856 INFO L481 AbstractCegarLoop]: Abstraction has 88211 states and 122120 transitions. [2018-10-27 12:13:54,856 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-27 12:13:54,856 INFO L276 IsEmpty]: Start isEmpty. Operand 88211 states and 122120 transitions. [2018-10-27 12:13:54,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-27 12:13:54,859 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:13:54,860 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:13:54,860 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:13:54,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:13:54,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1075108293, now seen corresponding path program 1 times [2018-10-27 12:13:54,861 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:13:54,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:13:54,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:13:54,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:13:54,862 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:13:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:13:55,895 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 12:13:56,090 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:13:56,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:13:56,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 12:13:56,090 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:13:56,091 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 12:13:56,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 12:13:56,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 12:13:56,092 INFO L87 Difference]: Start difference. First operand 88211 states and 122120 transitions. Second operand 6 states. [2018-10-27 12:14:20,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:14:20,770 INFO L93 Difference]: Finished difference Result 208099 states and 304645 transitions. [2018-10-27 12:14:20,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 12:14:20,771 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 146 [2018-10-27 12:14:20,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:14:21,113 INFO L225 Difference]: With dead ends: 208099 [2018-10-27 12:14:21,113 INFO L226 Difference]: Without dead ends: 119894 [2018-10-27 12:14:21,272 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 12:14:21,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119894 states. [2018-10-27 12:14:24,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119894 to 119539. [2018-10-27 12:14:24,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119539 states. [2018-10-27 12:14:24,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119539 states to 119539 states and 161777 transitions. [2018-10-27 12:14:24,386 INFO L78 Accepts]: Start accepts. Automaton has 119539 states and 161777 transitions. Word has length 146 [2018-10-27 12:14:24,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:14:24,387 INFO L481 AbstractCegarLoop]: Abstraction has 119539 states and 161777 transitions. [2018-10-27 12:14:24,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 12:14:24,387 INFO L276 IsEmpty]: Start isEmpty. Operand 119539 states and 161777 transitions. [2018-10-27 12:14:24,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-27 12:14:24,395 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:14:24,396 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:14:24,396 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:14:24,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:14:24,396 INFO L82 PathProgramCache]: Analyzing trace with hash -138434246, now seen corresponding path program 1 times [2018-10-27 12:14:24,397 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:14:24,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:14:24,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:14:24,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:14:24,398 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:14:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:14:24,636 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 12:14:24,637 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:14:24,637 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:14:24,638 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 185 with the following transitions: [2018-10-27 12:14:24,640 INFO L202 CegarAbsIntRunner]: [0], [1], [5227], [5230], [5232], [5235], [5243], [5251], [5259], [5267], [5275], [5283], [5291], [5299], [5307], [5315], [5323], [5331], [5339], [5347], [5355], [5363], [5371], [5379], [5387], [5395], [5403], [5411], [5419], [5427], [5435], [5443], [5451], [5459], [5467], [5475], [5483], [5491], [5499], [5507], [5515], [5523], [5531], [5539], [5547], [5555], [5563], [5571], [5579], [5587], [5595], [5603], [5611], [5619], [5627], [5635], [5643], [5651], [5659], [5667], [5675], [5683], [5691], [5699], [5707], [5715], [5719], [5722], [5726], [5727], [5731], [5742], [5746], [5750], [5754], [5758], [5762], [5766], [5770], [5774], [5778], [5782], [5786], [5797], [5808], [5819], [5823], [5827], [5838], [5842], [5846], [5850], [5854], [5858], [5862], [5866], [5870], [5874], [5877], [6802], [6806], [6810], [6816], [6820], [6822], [6837], [6838], [6839], [6841], [6842] [2018-10-27 12:14:24,709 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:14:24,710 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:14:25,276 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-10-27 12:14:25,287 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:14:25,289 INFO L272 AbstractInterpreter]: Visited 104 different actions 104 times. Never merged. Never widened. Never found a fixpoint. Largest state had 26 variables. [2018-10-27 12:14:25,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:14:25,330 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:14:25,847 INFO L227 lantSequenceWeakener]: Weakened 173 states. On average, predicates are now at 74.78% of their original sizes. [2018-10-27 12:14:25,847 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:14:26,046 INFO L415 sIntCurrentIteration]: We unified 183 AI predicates to 183 [2018-10-27 12:14:26,046 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:14:26,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:14:26,047 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2018-10-27 12:14:26,047 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:14:26,048 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-27 12:14:26,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-27 12:14:26,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-10-27 12:14:26,049 INFO L87 Difference]: Start difference. First operand 119539 states and 161777 transitions. Second operand 7 states. Received shutdown request... [2018-10-27 12:14:39,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 12:14:39,959 WARN L550 AbstractCegarLoop]: Verification canceled [2018-10-27 12:14:39,966 WARN L205 ceAbstractionStarter]: Timeout [2018-10-27 12:14:39,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:14:39 BoogieIcfgContainer [2018-10-27 12:14:39,966 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 12:14:39,968 INFO L168 Benchmark]: Toolchain (without parser) took 232014.48 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.4 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 62.9 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-10-27 12:14:39,969 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 12:14:39,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3361.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 384.8 MB). Peak memory consumption was 384.8 MB. Max. memory is 7.1 GB. [2018-10-27 12:14:39,972 INFO L168 Benchmark]: Boogie Procedure Inliner took 696.77 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 868.2 MB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 117.1 MB. Max. memory is 7.1 GB. [2018-10-27 12:14:39,973 INFO L168 Benchmark]: Boogie Preprocessor took 468.38 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 7.1 GB. [2018-10-27 12:14:39,974 INFO L168 Benchmark]: RCFGBuilder took 19473.48 ms. Allocated memory was 2.4 GB in the beginning and 2.6 GB in the end (delta: 156.2 MB). Free memory was 2.2 GB in the beginning and 1.7 GB in the end (delta: 530.7 MB). Peak memory consumption was 686.9 MB. Max. memory is 7.1 GB. [2018-10-27 12:14:39,975 INFO L168 Benchmark]: TraceAbstraction took 208007.67 ms. Allocated memory was 2.6 GB in the beginning and 4.0 GB in the end (delta: 1.4 GB). Free memory was 1.7 GB in the beginning and 1.3 GB in the end (delta: 360.6 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-10-27 12:14:39,986 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3361.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 384.8 MB). Peak memory consumption was 384.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 696.77 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 868.2 MB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 117.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 468.38 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 19473.48 ms. Allocated memory was 2.4 GB in the beginning and 2.6 GB in the end (delta: 156.2 MB). Free memory was 2.2 GB in the beginning and 1.7 GB in the end (delta: 530.7 MB). Peak memory consumption was 686.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 208007.67 ms. Allocated memory was 2.6 GB in the beginning and 4.0 GB in the end (delta: 1.4 GB). Free memory was 1.7 GB in the beginning and 1.3 GB in the end (delta: 360.6 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 34]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 34). Cancelled while BasicCegarLoop was constructing difference of abstraction (119539states) and FLOYD_HOARE automaton (currently 7 states, 7 states before enhancement),while ReachableStatesComputation was computing reachable states (6915 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 1778 locations, 1 error locations. TIMEOUT Result, 207.8s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 195.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3678 SDtfs, 38761 SDslu, 4266 SDs, 0 SdLazy, 65822 SolverSat, 15589 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 161.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 236 GetRequests, 192 SyntacticMatches, 5 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=119539occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.6s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9974153509435051 AbsIntWeakeningRatio, 0.15300546448087432 AbsIntAvgWeakeningVarsNumRemoved, 18.497267759562842 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 6.7s AutomataMinimizationTime, 6 MinimizatonAttempts, 1401 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 742 NumberOfCodeBlocks, 742 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 735 ConstructedInterpolants, 0 QuantifiedInterpolants, 462566 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 47/112 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown