java -Xmx8000000000 -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 ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem19_label19_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-63daa26 [2018-11-12 17:00:12,000 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-12 17:00:12,003 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-12 17:00:12,021 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-12 17:00:12,022 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-12 17:00:12,024 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-12 17:00:12,026 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-12 17:00:12,029 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-12 17:00:12,032 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-12 17:00:12,038 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-12 17:00:12,042 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-12 17:00:12,042 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-12 17:00:12,043 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-12 17:00:12,044 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-12 17:00:12,046 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-12 17:00:12,046 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-12 17:00:12,047 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-12 17:00:12,049 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-12 17:00:12,051 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-12 17:00:12,053 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-12 17:00:12,054 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-12 17:00:12,055 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-12 17:00:12,057 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-12 17:00:12,058 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-12 17:00:12,058 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-12 17:00:12,059 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-12 17:00:12,060 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-12 17:00:12,061 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-12 17:00:12,062 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-12 17:00:12,063 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-12 17:00:12,063 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-12 17:00:12,064 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-12 17:00:12,066 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-12 17:00:12,090 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-12 17:00:12,091 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-12 17:00:12,095 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-12 17:00:12,095 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-12 17:00:12,095 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-12 17:00:12,095 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-12 17:00:12,096 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-12 17:00:12,096 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-12 17:00:12,096 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-12 17:00:12,096 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-12 17:00:12,096 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-12 17:00:12,097 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-12 17:00:12,097 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-12 17:00:12,099 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-12 17:00:12,099 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-12 17:00:12,099 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-12 17:00:12,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-12 17:00:12,100 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-12 17:00:12,100 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-12 17:00:12,100 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-12 17:00:12,100 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-12 17:00:12,100 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-12 17:00:12,102 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-12 17:00:12,102 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-12 17:00:12,102 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-12 17:00:12,102 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-12 17:00:12,103 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-12 17:00:12,103 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-12 17:00:12,103 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-12 17:00:12,103 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-12 17:00:12,103 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-12 17:00:12,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-12 17:00:12,104 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-12 17:00:12,104 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-12 17:00:12,105 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-12 17:00:12,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-12 17:00:12,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-12 17:00:12,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-12 17:00:12,195 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-12 17:00:12,195 INFO L276 PluginConnector]: CDTParser initialized [2018-11-12 17:00:12,196 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label19_false-unreach-call.c [2018-11-12 17:00:12,265 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fda249c3/b73eb6441527406b9299153069dd88e7/FLAGa030f92a8 [2018-11-12 17:00:13,162 INFO L298 CDTParser]: Found 1 translation units. [2018-11-12 17:00:13,163 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label19_false-unreach-call.c [2018-11-12 17:00:13,206 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fda249c3/b73eb6441527406b9299153069dd88e7/FLAGa030f92a8 [2018-11-12 17:00:13,223 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fda249c3/b73eb6441527406b9299153069dd88e7 [2018-11-12 17:00:13,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-12 17:00:13,238 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-12 17:00:13,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-12 17:00:13,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-12 17:00:13,244 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-12 17:00:13,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:00:13" (1/1) ... [2018-11-12 17:00:13,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd8c054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:13, skipping insertion in model container [2018-11-12 17:00:13,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:00:13" (1/1) ... [2018-11-12 17:00:13,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-12 17:00:13,527 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-12 17:00:15,453 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 17:00:15,458 INFO L189 MainTranslator]: Completed pre-run [2018-11-12 17:00:16,500 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 17:00:16,563 INFO L193 MainTranslator]: Completed translation [2018-11-12 17:00:16,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16 WrapperNode [2018-11-12 17:00:16,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-12 17:00:16,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-12 17:00:16,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-12 17:00:16,565 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-12 17:00:17,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (1/1) ... [2018-11-12 17:00:17,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (1/1) ... [2018-11-12 17:00:17,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-12 17:00:17,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-12 17:00:17,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-12 17:00:17,193 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-12 17:00:17,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (1/1) ... [2018-11-12 17:00:17,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (1/1) ... [2018-11-12 17:00:17,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (1/1) ... [2018-11-12 17:00:17,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (1/1) ... [2018-11-12 17:00:17,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (1/1) ... [2018-11-12 17:00:17,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (1/1) ... [2018-11-12 17:00:17,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (1/1) ... [2018-11-12 17:00:17,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-12 17:00:17,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-12 17:00:17,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-12 17:00:17,788 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-12 17:00:17,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (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 [2018-11-12 17:00:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-12 17:00:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-12 17:00:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-12 17:00:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2018-11-12 17:00:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2018-11-12 17:00:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2018-11-12 17:00:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2018-11-12 17:00:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-11-12 17:00:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-11-12 17:00:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-11-12 17:00:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-11-12 17:00:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-12 17:00:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-12 17:00:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-12 17:00:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-12 17:00:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-12 17:00:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-12 17:00:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-12 17:00:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-12 17:00:33,054 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-12 17:00:33,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:00:33 BoogieIcfgContainer [2018-11-12 17:00:33,055 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-12 17:00:33,056 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-12 17:00:33,056 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-12 17:00:33,059 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-12 17:00:33,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 05:00:13" (1/3) ... [2018-11-12 17:00:33,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e55330a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:00:33, skipping insertion in model container [2018-11-12 17:00:33,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:00:16" (2/3) ... [2018-11-12 17:00:33,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e55330a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:00:33, skipping insertion in model container [2018-11-12 17:00:33,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:00:33" (3/3) ... [2018-11-12 17:00:33,063 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem19_label19_false-unreach-call.c [2018-11-12 17:00:33,073 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-12 17:00:33,084 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-12 17:00:33,101 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-12 17:00:33,157 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-12 17:00:33,157 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-12 17:00:33,158 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-12 17:00:33,158 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-12 17:00:33,158 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-12 17:00:33,158 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-12 17:00:33,158 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-12 17:00:33,158 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-12 17:00:33,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states. [2018-11-12 17:00:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-12 17:00:33,225 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:00:33,226 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:00:33,229 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:00:33,234 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:00:33,235 INFO L82 PathProgramCache]: Analyzing trace with hash -316580422, now seen corresponding path program 1 times [2018-11-12 17:00:33,237 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:00:33,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:00:33,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:00:33,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:00:33,294 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:00:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:00:33,723 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-12 17:00:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:00:33,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:00:33,840 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-12 17:00:33,840 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:00:33,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:00:33,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:00:33,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:00:33,869 INFO L87 Difference]: Start difference. First operand 1778 states. Second operand 3 states. [2018-11-12 17:00:47,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:00:47,094 INFO L93 Difference]: Finished difference Result 5049 states and 9513 transitions. [2018-11-12 17:00:47,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:00:47,099 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2018-11-12 17:00:47,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:00:47,148 INFO L225 Difference]: With dead ends: 5049 [2018-11-12 17:00:47,149 INFO L226 Difference]: Without dead ends: 3269 [2018-11-12 17:00:47,162 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:00:47,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3269 states. [2018-11-12 17:00:47,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3269 to 3218. [2018-11-12 17:00:47,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3218 states. [2018-11-12 17:00:47,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 5997 transitions. [2018-11-12 17:00:47,507 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 5997 transitions. Word has length 31 [2018-11-12 17:00:47,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:00:47,508 INFO L480 AbstractCegarLoop]: Abstraction has 3218 states and 5997 transitions. [2018-11-12 17:00:47,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:00:47,508 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 5997 transitions. [2018-11-12 17:00:47,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-12 17:00:47,517 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:00:47,519 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:00:47,519 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:00:47,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:00:47,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1827341156, now seen corresponding path program 1 times [2018-11-12 17:00:47,520 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:00:47,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:00:47,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:00:47,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:00:47,522 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:00:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:00:48,162 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:00:48,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:00:48,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 17:00:48,163 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:00:48,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 17:00:48,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 17:00:48,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-12 17:00:48,166 INFO L87 Difference]: Start difference. First operand 3218 states and 5997 transitions. Second operand 6 states. [2018-11-12 17:01:11,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:01:11,058 INFO L93 Difference]: Finished difference Result 12137 states and 23144 transitions. [2018-11-12 17:01:11,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 17:01:11,062 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2018-11-12 17:01:11,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:01:11,111 INFO L225 Difference]: With dead ends: 12137 [2018-11-12 17:01:11,112 INFO L226 Difference]: Without dead ends: 8925 [2018-11-12 17:01:11,126 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:01:11,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8925 states. [2018-11-12 17:01:11,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8925 to 8862. [2018-11-12 17:01:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8862 states. [2018-11-12 17:01:11,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8862 states to 8862 states and 14404 transitions. [2018-11-12 17:01:11,388 INFO L78 Accepts]: Start accepts. Automaton has 8862 states and 14404 transitions. Word has length 103 [2018-11-12 17:01:11,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:01:11,389 INFO L480 AbstractCegarLoop]: Abstraction has 8862 states and 14404 transitions. [2018-11-12 17:01:11,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 17:01:11,390 INFO L276 IsEmpty]: Start isEmpty. Operand 8862 states and 14404 transitions. [2018-11-12 17:01:11,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-12 17:01:11,395 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:01:11,395 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:01:11,395 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:01:11,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:01:11,396 INFO L82 PathProgramCache]: Analyzing trace with hash 478615574, now seen corresponding path program 1 times [2018-11-12 17:01:11,396 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:01:11,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:01:11,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:01:11,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:01:11,398 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:01:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:01:11,778 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:01:11,779 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:01:11,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-12 17:01:11,779 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:01:11,780 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-12 17:01:11,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-12 17:01:11,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-12 17:01:11,781 INFO L87 Difference]: Start difference. First operand 8862 states and 14404 transitions. Second operand 5 states. [2018-11-12 17:01:36,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:01:36,059 INFO L93 Difference]: Finished difference Result 32212 states and 52834 transitions. [2018-11-12 17:01:36,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-12 17:01:36,060 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 105 [2018-11-12 17:01:36,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:01:36,145 INFO L225 Difference]: With dead ends: 32212 [2018-11-12 17:01:36,145 INFO L226 Difference]: Without dead ends: 23356 [2018-11-12 17:01:36,181 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-12 17:01:36,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23356 states. [2018-11-12 17:01:36,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23356 to 23166. [2018-11-12 17:01:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23166 states. [2018-11-12 17:01:36,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23166 states to 23166 states and 32140 transitions. [2018-11-12 17:01:36,670 INFO L78 Accepts]: Start accepts. Automaton has 23166 states and 32140 transitions. Word has length 105 [2018-11-12 17:01:36,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:01:36,671 INFO L480 AbstractCegarLoop]: Abstraction has 23166 states and 32140 transitions. [2018-11-12 17:01:36,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-12 17:01:36,671 INFO L276 IsEmpty]: Start isEmpty. Operand 23166 states and 32140 transitions. [2018-11-12 17:01:36,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-12 17:01:36,673 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:01:36,674 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:01:36,674 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:01:36,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:01:36,674 INFO L82 PathProgramCache]: Analyzing trace with hash -727238078, now seen corresponding path program 1 times [2018-11-12 17:01:36,675 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:01:36,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:01:36,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:01:36,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:01:36,676 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:01:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:01:36,947 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-12 17:01:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:01:37,305 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:01:37,305 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 17:01:37,305 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:01:37,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 17:01:37,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 17:01:37,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-12 17:01:37,308 INFO L87 Difference]: Start difference. First operand 23166 states and 32140 transitions. Second operand 6 states. [2018-11-12 17:01:52,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:01:52,239 INFO L93 Difference]: Finished difference Result 52762 states and 75855 transitions. [2018-11-12 17:01:52,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 17:01:52,240 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 110 [2018-11-12 17:01:52,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:01:52,368 INFO L225 Difference]: With dead ends: 52762 [2018-11-12 17:01:52,368 INFO L226 Difference]: Without dead ends: 29602 [2018-11-12 17:01:52,425 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:01:52,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29602 states. [2018-11-12 17:01:52,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29602 to 29364. [2018-11-12 17:01:52,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29364 states. [2018-11-12 17:01:53,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29364 states to 29364 states and 40722 transitions. [2018-11-12 17:01:53,013 INFO L78 Accepts]: Start accepts. Automaton has 29364 states and 40722 transitions. Word has length 110 [2018-11-12 17:01:53,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:01:53,014 INFO L480 AbstractCegarLoop]: Abstraction has 29364 states and 40722 transitions. [2018-11-12 17:01:53,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 17:01:53,014 INFO L276 IsEmpty]: Start isEmpty. Operand 29364 states and 40722 transitions. [2018-11-12 17:01:53,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-12 17:01:53,017 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:01:53,018 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:01:53,018 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:01:53,018 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:01:53,021 INFO L82 PathProgramCache]: Analyzing trace with hash 340192155, now seen corresponding path program 1 times [2018-11-12 17:01:53,022 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:01:53,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:01:53,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:01:53,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:01:53,023 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:01:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:01:53,345 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:01:53,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:01:53,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-12 17:01:53,346 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:01:53,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-12 17:01:53,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-12 17:01:53,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-12 17:01:53,348 INFO L87 Difference]: Start difference. First operand 29364 states and 40722 transitions. Second operand 5 states. [2018-11-12 17:02:09,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:02:09,588 INFO L93 Difference]: Finished difference Result 88276 states and 129153 transitions. [2018-11-12 17:02:09,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-12 17:02:09,596 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2018-11-12 17:02:09,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:02:09,790 INFO L225 Difference]: With dead ends: 88276 [2018-11-12 17:02:09,790 INFO L226 Difference]: Without dead ends: 58918 [2018-11-12 17:02:09,850 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-12 17:02:09,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58918 states. [2018-11-12 17:02:10,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58918 to 57680. [2018-11-12 17:02:10,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57680 states. [2018-11-12 17:02:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57680 states to 57680 states and 76256 transitions. [2018-11-12 17:02:10,968 INFO L78 Accepts]: Start accepts. Automaton has 57680 states and 76256 transitions. Word has length 160 [2018-11-12 17:02:10,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:02:10,970 INFO L480 AbstractCegarLoop]: Abstraction has 57680 states and 76256 transitions. [2018-11-12 17:02:10,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-12 17:02:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 57680 states and 76256 transitions. [2018-11-12 17:02:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-12 17:02:10,975 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:02:10,975 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:02:10,976 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:02:10,976 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:02:10,976 INFO L82 PathProgramCache]: Analyzing trace with hash 378808406, now seen corresponding path program 1 times [2018-11-12 17:02:10,976 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:02:10,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:02:10,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:02:10,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:02:10,980 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:02:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:02:11,287 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-12 17:02:11,619 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:02:11,619 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:02:11,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 17:02:11,619 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:02:11,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 17:02:11,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 17:02:11,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-12 17:02:11,621 INFO L87 Difference]: Start difference. First operand 57680 states and 76256 transitions. Second operand 6 states. [2018-11-12 17:02:29,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:02:29,768 INFO L93 Difference]: Finished difference Result 142052 states and 196434 transitions. [2018-11-12 17:02:29,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 17:02:29,768 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 170 [2018-11-12 17:02:29,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:02:30,029 INFO L225 Difference]: With dead ends: 142052 [2018-11-12 17:02:30,030 INFO L226 Difference]: Without dead ends: 84378 [2018-11-12 17:02:30,141 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:02:30,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84378 states. [2018-11-12 17:02:31,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84378 to 83981. [2018-11-12 17:02:31,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83981 states. [2018-11-12 17:02:31,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83981 states to 83981 states and 108220 transitions. [2018-11-12 17:02:31,500 INFO L78 Accepts]: Start accepts. Automaton has 83981 states and 108220 transitions. Word has length 170 [2018-11-12 17:02:31,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:02:31,501 INFO L480 AbstractCegarLoop]: Abstraction has 83981 states and 108220 transitions. [2018-11-12 17:02:31,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 17:02:31,501 INFO L276 IsEmpty]: Start isEmpty. Operand 83981 states and 108220 transitions. [2018-11-12 17:02:31,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-12 17:02:31,508 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:02:31,509 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:02:31,509 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:02:31,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:02:31,509 INFO L82 PathProgramCache]: Analyzing trace with hash -170738894, now seen corresponding path program 1 times [2018-11-12 17:02:31,510 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:02:31,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:02:31,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:02:31,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:02:31,511 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:02:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:02:32,012 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 48 proven. 85 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-12 17:02:32,013 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:02:32,013 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:02:32,014 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 213 with the following transitions: [2018-11-12 17:02:32,021 INFO L202 CegarAbsIntRunner]: [0], [1], [5227], [5234], [5242], [5250], [5258], [5266], [5274], [5282], [5290], [5298], [5306], [5314], [5322], [5330], [5338], [5346], [5354], [5362], [5370], [5374], [5376], [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], [5727], [5731], [5742], [5746], [5750], [5754], [5758], [5762], [5766], [5770], [5774], [5778], [5782], [5786], [5797], [5808], [5819], [5823], [5827], [5838], [5841], [5842], [5845], [6802], [6806], [6810], [6816], [6820], [6822], [6837], [6838], [6839], [6841], [6842] [2018-11-12 17:02:32,088 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:02:32,088 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:02:32,673 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 17:02:32,675 INFO L272 AbstractInterpreter]: Visited 96 different actions 96 times. Never merged. Never widened. Performed 916 root evaluator evaluations with a maximum evaluation depth of 4. Performed 916 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Never found a fixpoint. Largest state had 26 variables. [2018-11-12 17:02:32,723 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:02:32,724 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 17:02:33,368 INFO L227 lantSequenceWeakener]: Weakened 203 states. On average, predicates are now at 75.18% of their original sizes. [2018-11-12 17:02:33,369 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 17:02:33,570 INFO L415 sIntCurrentIteration]: We unified 211 AI predicates to 211 [2018-11-12 17:02:33,571 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 17:02:33,572 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:02:33,573 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2018-11-12 17:02:33,573 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:02:33,573 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-12 17:02:33,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-12 17:02:33,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-12 17:02:33,574 INFO L87 Difference]: Start difference. First operand 83981 states and 108220 transitions. Second operand 7 states. [2018-11-12 17:02:41,406 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. Received shutdown request... [2018-11-12 17:03:53,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 17:03:53,862 WARN L549 AbstractCegarLoop]: Verification canceled [2018-11-12 17:03:53,866 WARN L205 ceAbstractionStarter]: Timeout [2018-11-12 17:03:53,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 05:03:53 BoogieIcfgContainer [2018-11-12 17:03:53,867 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-12 17:03:53,868 INFO L168 Benchmark]: Toolchain (without parser) took 220631.34 ms. Allocated memory was 1.5 GB in the beginning and 5.3 GB in the end (delta: 3.8 GB). Free memory was 1.4 GB in the beginning and 3.6 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-11-12 17:03:53,869 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-11-12 17:03:53,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3324.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 997.7 MB in the end (delta: 391.9 MB). Peak memory consumption was 391.9 MB. Max. memory is 7.1 GB. [2018-11-12 17:03:53,871 INFO L168 Benchmark]: Boogie Procedure Inliner took 627.70 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 829.9 MB). Free memory was 997.7 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 98.9 MB. Max. memory is 7.1 GB. [2018-11-12 17:03:53,872 INFO L168 Benchmark]: Boogie Preprocessor took 594.94 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: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. [2018-11-12 17:03:53,872 INFO L168 Benchmark]: RCFGBuilder took 15267.39 ms. Allocated memory was 2.4 GB in the beginning and 2.5 GB in the end (delta: 196.1 MB). Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 437.1 MB). Peak memory consumption was 699.7 MB. Max. memory is 7.1 GB. [2018-11-12 17:03:53,873 INFO L168 Benchmark]: TraceAbstraction took 200811.13 ms. Allocated memory was 2.5 GB in the beginning and 5.3 GB in the end (delta: 2.8 GB). Free memory was 1.8 GB in the beginning and 3.6 GB in the end (delta: -1.9 GB). Peak memory consumption was 911.6 MB. Max. memory is 7.1 GB. [2018-11-12 17:03:53,879 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3324.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 997.7 MB in the end (delta: 391.9 MB). Peak memory consumption was 391.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 627.70 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 829.9 MB). Free memory was 997.7 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 98.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 594.94 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: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 15267.39 ms. Allocated memory was 2.4 GB in the beginning and 2.5 GB in the end (delta: 196.1 MB). Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 437.1 MB). Peak memory consumption was 699.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 200811.13 ms. Allocated memory was 2.5 GB in the beginning and 5.3 GB in the end (delta: 2.8 GB). Free memory was 1.8 GB in the beginning and 3.6 GB in the end (delta: -1.9 GB). Peak memory consumption was 911.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 88]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 88). Cancelled while BasicCegarLoop was constructing difference of abstraction (83981states) and FLOYD_HOARE automaton (currently 7 states, 7 states before enhancement),while ReachableStatesComputation was computing reachable states (104291 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 1778 locations, 1 error locations. TIMEOUT Result, 200.7s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 191.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4473 SDtfs, 38618 SDslu, 4858 SDs, 0 SdLazy, 61812 SolverSat, 14898 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 128.1s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 266 GetRequests, 221 SyntacticMatches, 5 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=83981occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.7s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9975608651942879 AbsIntWeakeningRatio, 0.12796208530805686 AbsIntAvgWeakeningVarsNumRemoved, 19.14218009478673 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 2177 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 891 NumberOfCodeBlocks, 891 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 884 ConstructedInterpolants, 0 QuantifiedInterpolants, 562931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 173/258 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown