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.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem13_label18_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 03:16:52,887 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 03:16:52,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 03:16:52,906 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 03:16:52,907 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 03:16:52,908 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 03:16:52,909 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 03:16:52,911 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 03:16:52,912 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 03:16:52,913 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 03:16:52,914 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 03:16:52,915 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 03:16:52,916 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 03:16:52,917 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 03:16:52,918 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 03:16:52,919 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 03:16:52,919 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 03:16:52,923 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 03:16:52,925 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 03:16:52,927 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 03:16:52,928 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 03:16:52,934 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 03:16:52,939 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-07 03:16:52,951 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 03:16:52,951 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 03:16:52,952 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 03:16:52,954 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 03:16:52,954 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-07 03:16:52,983 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 03:16:52,984 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 03:16:52,984 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 03:16:52,988 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 03:16:52,988 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 03:16:52,988 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 03:16:52,988 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 03:16:52,988 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 03:16:52,989 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 03:16:52,989 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 03:16:52,989 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 03:16:52,989 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 03:16:52,990 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 03:16:52,990 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 03:16:52,992 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 03:16:52,992 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 03:16:52,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 03:16:52,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 03:16:52,992 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 03:16:52,993 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 03:16:52,993 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 03:16:52,993 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 03:16:52,993 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 03:16:52,993 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 03:16:52,995 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 03:16:52,995 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 03:16:52,995 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 03:16:52,996 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 03:16:52,996 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 03:16:52,996 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 03:16:52,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 03:16:52,996 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 03:16:52,997 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 03:16:52,998 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 03:16:53,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 03:16:53,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 03:16:53,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 03:16:53,089 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 03:16:53,090 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 03:16:53,090 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem13_label18_true-unreach-call.c [2018-11-07 03:16:53,152 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25d662bec/f473049f52ba4da0b6be3924ee8bc7c1/FLAGd6407bb4d [2018-11-07 03:16:53,977 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 03:16:53,978 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem13_label18_true-unreach-call.c [2018-11-07 03:16:54,012 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25d662bec/f473049f52ba4da0b6be3924ee8bc7c1/FLAGd6407bb4d [2018-11-07 03:16:54,028 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25d662bec/f473049f52ba4da0b6be3924ee8bc7c1 [2018-11-07 03:16:54,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 03:16:54,041 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 03:16:54,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 03:16:54,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 03:16:54,046 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 03:16:54,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:16:54" (1/1) ... [2018-11-07 03:16:54,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710be24e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:54, skipping insertion in model container [2018-11-07 03:16:54,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:16:54" (1/1) ... [2018-11-07 03:16:54,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 03:16:54,234 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 03:16:55,714 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 03:16:55,719 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 03:16:56,531 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 03:16:56,568 INFO L193 MainTranslator]: Completed translation [2018-11-07 03:16:56,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56 WrapperNode [2018-11-07 03:16:56,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 03:16:56,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 03:16:56,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 03:16:56,570 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 03:16:56,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (1/1) ... [2018-11-07 03:16:57,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (1/1) ... [2018-11-07 03:16:57,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 03:16:57,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 03:16:57,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 03:16:57,027 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 03:16:57,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (1/1) ... [2018-11-07 03:16:57,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (1/1) ... [2018-11-07 03:16:57,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (1/1) ... [2018-11-07 03:16:57,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (1/1) ... [2018-11-07 03:16:57,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (1/1) ... [2018-11-07 03:16:57,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (1/1) ... [2018-11-07 03:16:57,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (1/1) ... [2018-11-07 03:16:57,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 03:16:57,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 03:16:57,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 03:16:57,377 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 03:16:57,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (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 [2018-11-07 03:16:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 03:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 03:16:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 03:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2018-11-07 03:16:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2018-11-07 03:16:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2018-11-07 03:16:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2018-11-07 03:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-07 03:16:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-07 03:16:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 03:16:57,438 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 03:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 03:16:57,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 03:16:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 03:16:57,439 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 03:17:07,427 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 03:17:07,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:17:07 BoogieIcfgContainer [2018-11-07 03:17:07,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 03:17:07,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 03:17:07,429 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 03:17:07,432 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 03:17:07,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:16:54" (1/3) ... [2018-11-07 03:17:07,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fce6420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:17:07, skipping insertion in model container [2018-11-07 03:17:07,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:16:56" (2/3) ... [2018-11-07 03:17:07,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fce6420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:17:07, skipping insertion in model container [2018-11-07 03:17:07,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:17:07" (3/3) ... [2018-11-07 03:17:07,437 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem13_label18_true-unreach-call.c [2018-11-07 03:17:07,447 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 03:17:07,459 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 03:17:07,476 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 03:17:07,526 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 03:17:07,526 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 03:17:07,526 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 03:17:07,526 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 03:17:07,527 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 03:17:07,527 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 03:17:07,527 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 03:17:07,527 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 03:17:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states. [2018-11-07 03:17:07,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-07 03:17:07,595 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 03:17:07,596 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 03:17:07,598 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 03:17:07,603 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 03:17:07,604 INFO L82 PathProgramCache]: Analyzing trace with hash -856257052, now seen corresponding path program 1 times [2018-11-07 03:17:07,606 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 03:17:07,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:17:07,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 03:17:07,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:17:07,663 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 03:17:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 03:17:08,079 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 03:17:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 03:17:08,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 03:17:08,199 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 03:17:08,199 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 03:17:08,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 03:17:08,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 03:17:08,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 03:17:08,224 INFO L87 Difference]: Start difference. First operand 1120 states. Second operand 3 states. [2018-11-07 03:17:15,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 03:17:15,892 INFO L93 Difference]: Finished difference Result 3097 states and 5707 transitions. [2018-11-07 03:17:15,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 03:17:15,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-11-07 03:17:15,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 03:17:15,930 INFO L225 Difference]: With dead ends: 3097 [2018-11-07 03:17:15,930 INFO L226 Difference]: Without dead ends: 1975 [2018-11-07 03:17:15,944 INFO L604 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 [2018-11-07 03:17:15,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1975 states. [2018-11-07 03:17:16,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1975 to 1974. [2018-11-07 03:17:16,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1974 states. [2018-11-07 03:17:16,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1974 states and 3284 transitions. [2018-11-07 03:17:16,120 INFO L78 Accepts]: Start accepts. Automaton has 1974 states and 3284 transitions. Word has length 70 [2018-11-07 03:17:16,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 03:17:16,121 INFO L480 AbstractCegarLoop]: Abstraction has 1974 states and 3284 transitions. [2018-11-07 03:17:16,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 03:17:16,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 3284 transitions. [2018-11-07 03:17:16,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-07 03:17:16,146 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 03:17:16,146 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, 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] [2018-11-07 03:17:16,146 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 03:17:16,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 03:17:16,150 INFO L82 PathProgramCache]: Analyzing trace with hash -410471564, now seen corresponding path program 1 times [2018-11-07 03:17:16,150 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 03:17:16,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:17:16,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 03:17:16,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:17:16,153 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 03:17:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 03:17:16,568 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 03:17:16,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 03:17:16,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 03:17:16,569 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 03:17:16,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 03:17:16,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 03:17:16,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-07 03:17:16,573 INFO L87 Difference]: Start difference. First operand 1974 states and 3284 transitions. Second operand 5 states. [2018-11-07 03:17:33,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 03:17:33,337 INFO L93 Difference]: Finished difference Result 5733 states and 9688 transitions. [2018-11-07 03:17:33,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-07 03:17:33,338 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 146 [2018-11-07 03:17:33,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 03:17:33,372 INFO L225 Difference]: With dead ends: 5733 [2018-11-07 03:17:33,372 INFO L226 Difference]: Without dead ends: 3765 [2018-11-07 03:17:33,380 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-07 03:17:33,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3765 states. [2018-11-07 03:17:33,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3765 to 3682. [2018-11-07 03:17:33,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3682 states. [2018-11-07 03:17:33,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 5656 transitions. [2018-11-07 03:17:33,512 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 5656 transitions. Word has length 146 [2018-11-07 03:17:33,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 03:17:33,513 INFO L480 AbstractCegarLoop]: Abstraction has 3682 states and 5656 transitions. [2018-11-07 03:17:33,513 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 03:17:33,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 5656 transitions. [2018-11-07 03:17:33,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-07 03:17:33,528 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 03:17:33,528 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, 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] [2018-11-07 03:17:33,530 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 03:17:33,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 03:17:33,530 INFO L82 PathProgramCache]: Analyzing trace with hash 586688088, now seen corresponding path program 1 times [2018-11-07 03:17:33,530 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 03:17:33,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:17:33,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 03:17:33,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:17:33,532 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 03:17:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 03:17:33,797 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 03:17:33,797 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 03:17:33,797 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 03:17:33,797 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 03:17:33,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 03:17:33,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 03:17:33,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-07 03:17:33,799 INFO L87 Difference]: Start difference. First operand 3682 states and 5656 transitions. Second operand 5 states. [2018-11-07 03:17:49,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 03:17:49,846 INFO L93 Difference]: Finished difference Result 13651 states and 21730 transitions. [2018-11-07 03:17:49,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-07 03:17:49,847 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2018-11-07 03:17:49,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 03:17:49,907 INFO L225 Difference]: With dead ends: 13651 [2018-11-07 03:17:49,907 INFO L226 Difference]: Without dead ends: 9975 [2018-11-07 03:17:49,933 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-07 03:17:49,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9975 states. [2018-11-07 03:17:50,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9975 to 9788. [2018-11-07 03:17:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9788 states. [2018-11-07 03:17:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9788 states to 9788 states and 14485 transitions. [2018-11-07 03:17:50,204 INFO L78 Accepts]: Start accepts. Automaton has 9788 states and 14485 transitions. Word has length 160 [2018-11-07 03:17:50,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 03:17:50,205 INFO L480 AbstractCegarLoop]: Abstraction has 9788 states and 14485 transitions. [2018-11-07 03:17:50,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 03:17:50,205 INFO L276 IsEmpty]: Start isEmpty. Operand 9788 states and 14485 transitions. [2018-11-07 03:17:50,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-07 03:17:50,214 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 03:17:50,214 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 03:17:50,214 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 03:17:50,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 03:17:50,215 INFO L82 PathProgramCache]: Analyzing trace with hash 154081844, now seen corresponding path program 1 times [2018-11-07 03:17:50,215 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 03:17:50,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:17:50,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 03:17:50,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:17:50,217 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 03:17:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 03:17:50,500 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 03:17:50,842 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 03:17:50,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 03:17:50,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 03:17:50,843 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 03:17:50,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 03:17:50,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 03:17:50,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 03:17:50,844 INFO L87 Difference]: Start difference. First operand 9788 states and 14485 transitions. Second operand 6 states. [2018-11-07 03:18:02,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 03:18:02,870 INFO L93 Difference]: Finished difference Result 34081 states and 53546 transitions. [2018-11-07 03:18:02,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 03:18:02,873 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 178 [2018-11-07 03:18:02,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 03:18:03,015 INFO L225 Difference]: With dead ends: 34081 [2018-11-07 03:18:03,016 INFO L226 Difference]: Without dead ends: 24299 [2018-11-07 03:18:03,094 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 [2018-11-07 03:18:03,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24299 states. [2018-11-07 03:18:03,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24299 to 24076. [2018-11-07 03:18:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24076 states. [2018-11-07 03:18:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24076 states to 24076 states and 33892 transitions. [2018-11-07 03:18:03,706 INFO L78 Accepts]: Start accepts. Automaton has 24076 states and 33892 transitions. Word has length 178 [2018-11-07 03:18:03,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 03:18:03,706 INFO L480 AbstractCegarLoop]: Abstraction has 24076 states and 33892 transitions. [2018-11-07 03:18:03,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 03:18:03,707 INFO L276 IsEmpty]: Start isEmpty. Operand 24076 states and 33892 transitions. [2018-11-07 03:18:03,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-07 03:18:03,715 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 03:18:03,715 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 03:18:03,715 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 03:18:03,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 03:18:03,716 INFO L82 PathProgramCache]: Analyzing trace with hash -1234851793, now seen corresponding path program 1 times [2018-11-07 03:18:03,716 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 03:18:03,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:18:03,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 03:18:03,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:18:03,717 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 03:18:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 03:18:03,995 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 03:18:04,222 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 03:18:04,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 03:18:04,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 03:18:04,222 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 03:18:04,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 03:18:04,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 03:18:04,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 03:18:04,224 INFO L87 Difference]: Start difference. First operand 24076 states and 33892 transitions. Second operand 6 states. [2018-11-07 03:18:12,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 03:18:12,680 INFO L93 Difference]: Finished difference Result 61308 states and 95850 transitions. [2018-11-07 03:18:12,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 03:18:12,681 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 189 [2018-11-07 03:18:12,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 03:18:12,868 INFO L225 Difference]: With dead ends: 61308 [2018-11-07 03:18:12,869 INFO L226 Difference]: Without dead ends: 37238 [2018-11-07 03:18:12,930 INFO L604 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 [2018-11-07 03:18:12,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37238 states. [2018-11-07 03:18:13,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37238 to 37040. [2018-11-07 03:18:13,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37040 states. [2018-11-07 03:18:13,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37040 states to 37040 states and 52758 transitions. [2018-11-07 03:18:13,818 INFO L78 Accepts]: Start accepts. Automaton has 37040 states and 52758 transitions. Word has length 189 [2018-11-07 03:18:13,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 03:18:13,819 INFO L480 AbstractCegarLoop]: Abstraction has 37040 states and 52758 transitions. [2018-11-07 03:18:13,819 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 03:18:13,819 INFO L276 IsEmpty]: Start isEmpty. Operand 37040 states and 52758 transitions. [2018-11-07 03:18:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-07 03:18:13,829 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 03:18:13,829 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 03:18:13,829 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 03:18:13,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 03:18:13,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1204068448, now seen corresponding path program 1 times [2018-11-07 03:18:13,830 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 03:18:13,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:18:13,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 03:18:13,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:18:13,831 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 03:18:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 03:18:14,104 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 03:18:14,488 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 03:18:14,488 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 03:18:14,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 03:18:14,490 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 03:18:14,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 03:18:14,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 03:18:14,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 03:18:14,491 INFO L87 Difference]: Start difference. First operand 37040 states and 52758 transitions. Second operand 6 states. [2018-11-07 03:18:22,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 03:18:22,175 INFO L93 Difference]: Finished difference Result 81273 states and 119230 transitions. [2018-11-07 03:18:22,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 03:18:22,181 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 217 [2018-11-07 03:18:22,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 03:18:22,367 INFO L225 Difference]: With dead ends: 81273 [2018-11-07 03:18:22,368 INFO L226 Difference]: Without dead ends: 44239 [2018-11-07 03:18:22,466 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 [2018-11-07 03:18:22,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44239 states. [2018-11-07 03:18:23,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44239 to 44138. [2018-11-07 03:18:23,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44138 states. [2018-11-07 03:18:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44138 states to 44138 states and 60165 transitions. [2018-11-07 03:18:23,342 INFO L78 Accepts]: Start accepts. Automaton has 44138 states and 60165 transitions. Word has length 217 [2018-11-07 03:18:23,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 03:18:23,343 INFO L480 AbstractCegarLoop]: Abstraction has 44138 states and 60165 transitions. [2018-11-07 03:18:23,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 03:18:23,343 INFO L276 IsEmpty]: Start isEmpty. Operand 44138 states and 60165 transitions. [2018-11-07 03:18:23,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-07 03:18:23,361 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 03:18:23,362 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 03:18:23,362 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 03:18:23,362 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 03:18:23,363 INFO L82 PathProgramCache]: Analyzing trace with hash 171861938, now seen corresponding path program 1 times [2018-11-07 03:18:23,363 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 03:18:23,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:18:23,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 03:18:23,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 03:18:23,364 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 03:18:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 03:18:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 200 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 03:18:23,921 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 03:18:23,922 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 03:18:23,923 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 268 with the following transitions: [2018-11-07 03:18:23,925 INFO L202 CegarAbsIntRunner]: [0], [1], [2628], [2635], [2643], [2651], [2659], [2667], [2675], [2683], [2691], [2699], [2707], [2715], [2723], [2731], [2739], [2747], [2755], [2763], [2771], [2779], [2787], [2795], [2803], [2811], [2819], [2827], [2835], [2843], [2851], [2859], [2867], [2875], [2883], [2891], [2899], [2907], [2915], [2923], [2931], [2939], [2947], [2955], [2963], [2971], [2979], [2987], [2995], [3003], [3011], [3019], [3027], [3035], [3043], [3051], [3059], [3067], [3075], [3083], [3087], [3089], [3092], [3100], [3108], [3116], [3121], [3125], [3129], [3133], [3137], [3148], [3151], [3152], [3156], [3160], [3164], [3168], [3179], [3183], [3187], [3191], [3195], [3199], [3203], [3207], [3218], [3222], [3226], [3230], [3234], [3238], [3242], [3246], [3250], [3254], [3258], [3262], [3266], [3270], [3274], [3278], [3282], [3286], [3290], [3294], [3305], [3309], [3313], [3317], [3321], [3325], [3329], [3333], [3344], [3355], [3358], [3361], [3365], [4238], [4242], [4246], [4252], [4256], [4258], [4269], [4270], [4271], [4273], [4274] [2018-11-07 03:18:24,061 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-07 03:18:24,062 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 03:18:31,620 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 03:18:31,622 INFO L272 AbstractInterpreter]: Visited 124 different actions 124 times. Never merged. Never widened. Never found a fixpoint. Largest state had 26 variables. [2018-11-07 03:18:31,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 03:18:31,634 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 03:18:37,305 INFO L227 lantSequenceWeakener]: Weakened 244 states. On average, predicates are now at 71.93% of their original sizes. [2018-11-07 03:18:37,305 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 03:18:38,981 INFO L415 sIntCurrentIteration]: We unified 266 AI predicates to 266 [2018-11-07 03:18:38,981 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 03:18:38,982 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 03:18:38,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2018-11-07 03:18:38,982 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 03:18:38,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-07 03:18:38,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-07 03:18:38,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-11-07 03:18:38,983 INFO L87 Difference]: Start difference. First operand 44138 states and 60165 transitions. Second operand 11 states. [2018-11-07 03:19:04,377 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. Received shutdown request... [2018-11-07 03:20:28,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-07 03:20:28,473 WARN L549 AbstractCegarLoop]: Verification canceled [2018-11-07 03:20:28,483 WARN L205 ceAbstractionStarter]: Timeout [2018-11-07 03:20:28,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 03:20:28 BoogieIcfgContainer [2018-11-07 03:20:28,483 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 03:20:28,484 INFO L168 Benchmark]: Toolchain (without parser) took 214444.65 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 3.6 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2018-11-07 03:20:28,487 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-11-07 03:20:28,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2527.10 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 253.7 MB). Peak memory consumption was 253.7 MB. Max. memory is 7.1 GB. [2018-11-07 03:20:28,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 456.81 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 817.9 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 67.7 MB. Max. memory is 7.1 GB. [2018-11-07 03:20:28,490 INFO L168 Benchmark]: Boogie Preprocessor took 349.39 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 7.1 GB. [2018-11-07 03:20:28,492 INFO L168 Benchmark]: RCFGBuilder took 10051.66 ms. Allocated memory was 2.4 GB in the beginning and 2.5 GB in the end (delta: 179.3 MB). Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: -521.2 kB). Peak memory consumption was 679.3 MB. Max. memory is 7.1 GB. [2018-11-07 03:20:28,495 INFO L168 Benchmark]: TraceAbstraction took 201054.48 ms. Allocated memory was 2.5 GB in the beginning and 4.2 GB in the end (delta: 1.7 GB). Free memory was 2.2 GB in the beginning and 3.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2018-11-07 03:20:28,505 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 2527.10 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 253.7 MB). Peak memory consumption was 253.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 456.81 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 817.9 MB). Free memory was 1.2 GB in the beginning and 2.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 67.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 349.39 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 10051.66 ms. Allocated memory was 2.4 GB in the beginning and 2.5 GB in the end (delta: 179.3 MB). Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: -521.2 kB). Peak memory consumption was 679.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 201054.48 ms. Allocated memory was 2.5 GB in the beginning and 4.2 GB in the end (delta: 1.7 GB). Free memory was 2.2 GB in the beginning and 3.6 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 201]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 201). Cancelled while BasicCegarLoop was constructing difference of abstraction (44138states) and FLOYD_HOARE automaton (currently 10 states, 11 states before enhancement),while ReachableStatesComputation was computing reachable states (6619 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 1120 locations, 1 error locations. TIMEOUT Result, 200.9s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 179.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3047 SDtfs, 23009 SDslu, 3089 SDs, 0 SdLazy, 34305 SolverSat, 8024 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 131.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 323 GetRequests, 271 SyntacticMatches, 5 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44138occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 7.7s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9965066512434932 AbsIntWeakeningRatio, 0.11278195488721804 AbsIntAvgWeakeningVarsNumRemoved, 23.394736842105264 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 6 MinimizatonAttempts, 793 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 1227 NumberOfCodeBlocks, 1227 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1220 ConstructedInterpolants, 0 QuantifiedInterpolants, 757932 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 515/517 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown