java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label40_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 14:51:16,966 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 14:51:16,972 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 14:51:16,986 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 14:51:16,987 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 14:51:16,988 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 14:51:16,989 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 14:51:16,991 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 14:51:16,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 14:51:16,993 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 14:51:16,994 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 14:51:16,994 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 14:51:16,995 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 14:51:16,996 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 14:51:16,997 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 14:51:16,998 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 14:51:17,000 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 14:51:17,002 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 14:51:17,007 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 14:51:17,012 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 14:51:17,014 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 14:51:17,018 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 14:51:17,020 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-24 14:51:17,032 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 14:51:17,060 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 14:51:17,060 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 14:51:17,061 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 14:51:17,061 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 14:51:17,062 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 14:51:17,062 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 14:51:17,062 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 14:51:17,063 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 14:51:17,063 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 14:51:17,063 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 14:51:17,063 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 14:51:17,063 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 14:51:17,063 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 14:51:17,064 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 14:51:17,064 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 14:51:17,064 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 14:51:17,064 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 14:51:17,064 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 14:51:17,065 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 14:51:17,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:51:17,065 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 14:51:17,065 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 14:51:17,065 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 14:51:17,066 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 14:51:17,067 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 14:51:17,067 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 14:51:17,067 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 14:51:17,067 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 14:51:17,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 14:51:17,160 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 14:51:17,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 14:51:17,166 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 14:51:17,166 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 14:51:17,167 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label40_true-unreach-call_false-termination.c [2018-10-24 14:51:17,236 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0e4d81cbc/fb27bec07e99415baaad022a75527cd2/FLAG22976f0d4 [2018-10-24 14:51:17,875 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 14:51:17,876 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label40_true-unreach-call_false-termination.c [2018-10-24 14:51:17,891 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0e4d81cbc/fb27bec07e99415baaad022a75527cd2/FLAG22976f0d4 [2018-10-24 14:51:17,918 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0e4d81cbc/fb27bec07e99415baaad022a75527cd2 [2018-10-24 14:51:17,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 14:51:17,931 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 14:51:17,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 14:51:17,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 14:51:17,936 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 14:51:17,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:51:17" (1/1) ... [2018-10-24 14:51:17,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379aca2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:17, skipping insertion in model container [2018-10-24 14:51:17,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:51:17" (1/1) ... [2018-10-24 14:51:17,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 14:51:18,005 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 14:51:18,441 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:51:18,453 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 14:51:18,587 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:51:18,610 INFO L193 MainTranslator]: Completed translation [2018-10-24 14:51:18,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18 WrapperNode [2018-10-24 14:51:18,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 14:51:18,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 14:51:18,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 14:51:18,612 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 14:51:18,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... [2018-10-24 14:51:18,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... [2018-10-24 14:51:18,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 14:51:18,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 14:51:18,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 14:51:18,810 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 14:51:18,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... [2018-10-24 14:51:18,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... [2018-10-24 14:51:18,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... [2018-10-24 14:51:18,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... [2018-10-24 14:51:18,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... [2018-10-24 14:51:18,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... [2018-10-24 14:51:18,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... [2018-10-24 14:51:18,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 14:51:18,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 14:51:18,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 14:51:18,876 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 14:51:18,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:51:18,972 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 14:51:18,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 14:51:18,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 14:51:22,365 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 14:51:22,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:51:22 BoogieIcfgContainer [2018-10-24 14:51:22,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 14:51:22,367 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 14:51:22,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 14:51:22,371 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 14:51:22,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:51:17" (1/3) ... [2018-10-24 14:51:22,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c99d238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:51:22, skipping insertion in model container [2018-10-24 14:51:22,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:51:18" (2/3) ... [2018-10-24 14:51:22,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c99d238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:51:22, skipping insertion in model container [2018-10-24 14:51:22,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:51:22" (3/3) ... [2018-10-24 14:51:22,376 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label40_true-unreach-call_false-termination.c [2018-10-24 14:51:22,388 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 14:51:22,403 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 14:51:22,422 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 14:51:22,460 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 14:51:22,461 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 14:51:22,461 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 14:51:22,461 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 14:51:22,462 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 14:51:22,462 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 14:51:22,462 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 14:51:22,462 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 14:51:22,463 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 14:51:22,487 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2018-10-24 14:51:22,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-24 14:51:22,499 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:22,501 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:51:22,504 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:22,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:22,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1822031855, now seen corresponding path program 1 times [2018-10-24 14:51:22,514 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:22,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:22,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:22,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:22,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:23,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:51:23,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:23,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:51:23,244 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:51:23,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:51:23,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:51:23,268 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2018-10-24 14:51:25,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:25,667 INFO L93 Difference]: Finished difference Result 666 states and 1182 transitions. [2018-10-24 14:51:25,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:51:25,670 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2018-10-24 14:51:25,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:25,692 INFO L225 Difference]: With dead ends: 666 [2018-10-24 14:51:25,693 INFO L226 Difference]: Without dead ends: 460 [2018-10-24 14:51:25,697 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:51:25,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-10-24 14:51:25,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2018-10-24 14:51:25,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2018-10-24 14:51:25,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 732 transitions. [2018-10-24 14:51:25,780 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 732 transitions. Word has length 88 [2018-10-24 14:51:25,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:25,781 INFO L481 AbstractCegarLoop]: Abstraction has 460 states and 732 transitions. [2018-10-24 14:51:25,781 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:51:25,781 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 732 transitions. [2018-10-24 14:51:25,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-24 14:51:25,786 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:25,787 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:51:25,787 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:25,787 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:25,788 INFO L82 PathProgramCache]: Analyzing trace with hash -855173694, now seen corresponding path program 1 times [2018-10-24 14:51:25,788 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:25,788 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:25,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:25,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:25,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:26,031 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:51:26,031 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:26,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:51:26,034 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:51:26,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:51:26,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:51:26,034 INFO L87 Difference]: Start difference. First operand 460 states and 732 transitions. Second operand 4 states. [2018-10-24 14:51:27,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:27,406 INFO L93 Difference]: Finished difference Result 1710 states and 2800 transitions. [2018-10-24 14:51:27,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:51:27,407 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 95 [2018-10-24 14:51:27,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:27,416 INFO L225 Difference]: With dead ends: 1710 [2018-10-24 14:51:27,416 INFO L226 Difference]: Without dead ends: 1252 [2018-10-24 14:51:27,420 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:51:27,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252 states. [2018-10-24 14:51:27,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1252 to 1252. [2018-10-24 14:51:27,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1252 states. [2018-10-24 14:51:27,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1863 transitions. [2018-10-24 14:51:27,495 INFO L78 Accepts]: Start accepts. Automaton has 1252 states and 1863 transitions. Word has length 95 [2018-10-24 14:51:27,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:27,496 INFO L481 AbstractCegarLoop]: Abstraction has 1252 states and 1863 transitions. [2018-10-24 14:51:27,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:51:27,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1863 transitions. [2018-10-24 14:51:27,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-24 14:51:27,502 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:27,503 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:51:27,503 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:27,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:27,503 INFO L82 PathProgramCache]: Analyzing trace with hash 199940793, now seen corresponding path program 1 times [2018-10-24 14:51:27,504 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:27,504 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:27,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:27,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:27,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:27,614 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-24 14:51:27,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:27,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:51:27,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:51:27,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:51:27,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:51:27,616 INFO L87 Difference]: Start difference. First operand 1252 states and 1863 transitions. Second operand 3 states. [2018-10-24 14:51:30,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:30,415 INFO L93 Difference]: Finished difference Result 2898 states and 4404 transitions. [2018-10-24 14:51:30,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:51:30,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2018-10-24 14:51:30,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:30,425 INFO L225 Difference]: With dead ends: 2898 [2018-10-24 14:51:30,426 INFO L226 Difference]: Without dead ends: 1648 [2018-10-24 14:51:30,428 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:51:30,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2018-10-24 14:51:30,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 1648. [2018-10-24 14:51:30,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1648 states. [2018-10-24 14:51:30,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 2495 transitions. [2018-10-24 14:51:30,465 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 2495 transitions. Word has length 116 [2018-10-24 14:51:30,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:30,466 INFO L481 AbstractCegarLoop]: Abstraction has 1648 states and 2495 transitions. [2018-10-24 14:51:30,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:51:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2495 transitions. [2018-10-24 14:51:30,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-24 14:51:30,472 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:30,472 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:51:30,472 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:30,474 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:30,474 INFO L82 PathProgramCache]: Analyzing trace with hash -1625557622, now seen corresponding path program 1 times [2018-10-24 14:51:30,474 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:30,474 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:30,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:30,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:30,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-10-24 14:51:30,647 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:30,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:51:30,648 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:51:30,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:51:30,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:51:30,649 INFO L87 Difference]: Start difference. First operand 1648 states and 2495 transitions. Second operand 3 states. [2018-10-24 14:51:31,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:31,593 INFO L93 Difference]: Finished difference Result 4482 states and 6740 transitions. [2018-10-24 14:51:31,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:51:31,593 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2018-10-24 14:51:31,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:31,608 INFO L225 Difference]: With dead ends: 4482 [2018-10-24 14:51:31,608 INFO L226 Difference]: Without dead ends: 2836 [2018-10-24 14:51:31,611 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:51:31,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2836 states. [2018-10-24 14:51:31,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2836 to 2836. [2018-10-24 14:51:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2836 states. [2018-10-24 14:51:31,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 2836 states and 3941 transitions. [2018-10-24 14:51:31,667 INFO L78 Accepts]: Start accepts. Automaton has 2836 states and 3941 transitions. Word has length 154 [2018-10-24 14:51:31,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:31,667 INFO L481 AbstractCegarLoop]: Abstraction has 2836 states and 3941 transitions. [2018-10-24 14:51:31,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:51:31,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3941 transitions. [2018-10-24 14:51:31,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-24 14:51:31,673 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:31,673 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2018-10-24 14:51:31,673 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:31,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:31,674 INFO L82 PathProgramCache]: Analyzing trace with hash 1689925769, now seen corresponding path program 1 times [2018-10-24 14:51:31,674 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:31,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:31,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:31,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:31,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-24 14:51:31,779 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:31,780 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:51:31,780 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:51:31,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:51:31,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:51:31,781 INFO L87 Difference]: Start difference. First operand 2836 states and 3941 transitions. Second operand 3 states. [2018-10-24 14:51:32,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:32,673 INFO L93 Difference]: Finished difference Result 8178 states and 11311 transitions. [2018-10-24 14:51:32,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:51:32,673 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2018-10-24 14:51:32,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:32,698 INFO L225 Difference]: With dead ends: 8178 [2018-10-24 14:51:32,698 INFO L226 Difference]: Without dead ends: 5344 [2018-10-24 14:51:32,703 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:51:32,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5344 states. [2018-10-24 14:51:32,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5344 to 5344. [2018-10-24 14:51:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5344 states. [2018-10-24 14:51:32,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 5344 states and 6994 transitions. [2018-10-24 14:51:32,797 INFO L78 Accepts]: Start accepts. Automaton has 5344 states and 6994 transitions. Word has length 174 [2018-10-24 14:51:32,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:32,798 INFO L481 AbstractCegarLoop]: Abstraction has 5344 states and 6994 transitions. [2018-10-24 14:51:32,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:51:32,798 INFO L276 IsEmpty]: Start isEmpty. Operand 5344 states and 6994 transitions. [2018-10-24 14:51:32,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-24 14:51:32,807 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:32,807 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:51:32,807 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:32,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:32,808 INFO L82 PathProgramCache]: Analyzing trace with hash 669797875, now seen corresponding path program 1 times [2018-10-24 14:51:32,808 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:32,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:32,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:32,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:32,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:32,991 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-24 14:51:32,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:32,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:51:32,992 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:51:32,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:51:32,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:51:32,992 INFO L87 Difference]: Start difference. First operand 5344 states and 6994 transitions. Second operand 3 states. [2018-10-24 14:51:33,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:33,906 INFO L93 Difference]: Finished difference Result 10818 states and 14181 transitions. [2018-10-24 14:51:33,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:51:33,912 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2018-10-24 14:51:33,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:33,938 INFO L225 Difference]: With dead ends: 10818 [2018-10-24 14:51:33,938 INFO L226 Difference]: Without dead ends: 5476 [2018-10-24 14:51:33,945 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:51:33,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5476 states. [2018-10-24 14:51:34,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5476 to 5476. [2018-10-24 14:51:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5476 states. [2018-10-24 14:51:34,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5476 states to 5476 states and 7090 transitions. [2018-10-24 14:51:34,027 INFO L78 Accepts]: Start accepts. Automaton has 5476 states and 7090 transitions. Word has length 176 [2018-10-24 14:51:34,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:34,028 INFO L481 AbstractCegarLoop]: Abstraction has 5476 states and 7090 transitions. [2018-10-24 14:51:34,028 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:51:34,028 INFO L276 IsEmpty]: Start isEmpty. Operand 5476 states and 7090 transitions. [2018-10-24 14:51:34,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-24 14:51:34,035 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:34,036 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:51:34,036 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:34,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:34,036 INFO L82 PathProgramCache]: Analyzing trace with hash 368006475, now seen corresponding path program 1 times [2018-10-24 14:51:34,036 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:34,037 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:34,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:34,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:34,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:34,373 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-24 14:51:34,373 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:34,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 14:51:34,374 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 14:51:34,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 14:51:34,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-24 14:51:34,375 INFO L87 Difference]: Start difference. First operand 5476 states and 7090 transitions. Second operand 7 states. [2018-10-24 14:51:36,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:36,479 INFO L93 Difference]: Finished difference Result 11026 states and 14254 transitions. [2018-10-24 14:51:36,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-24 14:51:36,479 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 181 [2018-10-24 14:51:36,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:36,499 INFO L225 Difference]: With dead ends: 11026 [2018-10-24 14:51:36,499 INFO L226 Difference]: Without dead ends: 5552 [2018-10-24 14:51:36,506 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-24 14:51:36,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5552 states. [2018-10-24 14:51:36,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5552 to 5476. [2018-10-24 14:51:36,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5476 states. [2018-10-24 14:51:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5476 states to 5476 states and 7066 transitions. [2018-10-24 14:51:36,588 INFO L78 Accepts]: Start accepts. Automaton has 5476 states and 7066 transitions. Word has length 181 [2018-10-24 14:51:36,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:36,588 INFO L481 AbstractCegarLoop]: Abstraction has 5476 states and 7066 transitions. [2018-10-24 14:51:36,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 14:51:36,589 INFO L276 IsEmpty]: Start isEmpty. Operand 5476 states and 7066 transitions. [2018-10-24 14:51:36,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-24 14:51:36,597 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:36,597 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-10-24 14:51:36,597 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:36,597 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:36,598 INFO L82 PathProgramCache]: Analyzing trace with hash -125735268, now seen corresponding path program 1 times [2018-10-24 14:51:36,598 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:36,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:36,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:36,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:36,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:36,794 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-10-24 14:51:36,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:36,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:51:36,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:51:36,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:51:36,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:51:36,796 INFO L87 Difference]: Start difference. First operand 5476 states and 7066 transitions. Second operand 4 states. [2018-10-24 14:51:40,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:40,395 INFO L93 Difference]: Finished difference Result 11752 states and 15226 transitions. [2018-10-24 14:51:40,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:51:40,396 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 214 [2018-10-24 14:51:40,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:40,420 INFO L225 Difference]: With dead ends: 11752 [2018-10-24 14:51:40,421 INFO L226 Difference]: Without dead ends: 6278 [2018-10-24 14:51:40,427 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:51:40,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6278 states. [2018-10-24 14:51:40,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6278 to 6278. [2018-10-24 14:51:40,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6278 states. [2018-10-24 14:51:40,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6278 states to 6278 states and 7663 transitions. [2018-10-24 14:51:40,518 INFO L78 Accepts]: Start accepts. Automaton has 6278 states and 7663 transitions. Word has length 214 [2018-10-24 14:51:40,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:40,519 INFO L481 AbstractCegarLoop]: Abstraction has 6278 states and 7663 transitions. [2018-10-24 14:51:40,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:51:40,519 INFO L276 IsEmpty]: Start isEmpty. Operand 6278 states and 7663 transitions. [2018-10-24 14:51:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-24 14:51:40,528 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:40,528 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2018-10-24 14:51:40,528 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:40,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:40,529 INFO L82 PathProgramCache]: Analyzing trace with hash 786425851, now seen corresponding path program 1 times [2018-10-24 14:51:40,529 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:40,529 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:40,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:40,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:40,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-24 14:51:40,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:40,752 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:51:40,752 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:51:40,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:51:40,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:51:40,752 INFO L87 Difference]: Start difference. First operand 6278 states and 7663 transitions. Second operand 4 states. [2018-10-24 14:51:41,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:41,925 INFO L93 Difference]: Finished difference Result 17570 states and 21355 transitions. [2018-10-24 14:51:41,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:51:41,927 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 240 [2018-10-24 14:51:41,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:41,948 INFO L225 Difference]: With dead ends: 17570 [2018-10-24 14:51:41,948 INFO L226 Difference]: Without dead ends: 11294 [2018-10-24 14:51:41,955 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:51:41,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11294 states. [2018-10-24 14:51:42,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11294 to 11294. [2018-10-24 14:51:42,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11294 states. [2018-10-24 14:51:42,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11294 states to 11294 states and 13397 transitions. [2018-10-24 14:51:42,100 INFO L78 Accepts]: Start accepts. Automaton has 11294 states and 13397 transitions. Word has length 240 [2018-10-24 14:51:42,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:42,101 INFO L481 AbstractCegarLoop]: Abstraction has 11294 states and 13397 transitions. [2018-10-24 14:51:42,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:51:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 11294 states and 13397 transitions. [2018-10-24 14:51:42,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-24 14:51:42,114 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:42,114 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:51:42,115 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:42,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:42,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1925839948, now seen corresponding path program 1 times [2018-10-24 14:51:42,115 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:42,115 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:42,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:42,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:42,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:42,445 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-10-24 14:51:42,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:51:42,445 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 14:51:42,446 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 14:51:42,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 14:51:42,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-24 14:51:42,447 INFO L87 Difference]: Start difference. First operand 11294 states and 13397 transitions. Second operand 6 states. [2018-10-24 14:51:44,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:44,706 INFO L93 Difference]: Finished difference Result 22046 states and 26069 transitions. [2018-10-24 14:51:44,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 14:51:44,707 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 262 [2018-10-24 14:51:44,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:44,727 INFO L225 Difference]: With dead ends: 22046 [2018-10-24 14:51:44,728 INFO L226 Difference]: Without dead ends: 10886 [2018-10-24 14:51:44,739 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-24 14:51:44,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10886 states. [2018-10-24 14:51:44,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10886 to 10230. [2018-10-24 14:51:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10230 states. [2018-10-24 14:51:44,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10230 states to 10230 states and 11627 transitions. [2018-10-24 14:51:44,875 INFO L78 Accepts]: Start accepts. Automaton has 10230 states and 11627 transitions. Word has length 262 [2018-10-24 14:51:44,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:44,876 INFO L481 AbstractCegarLoop]: Abstraction has 10230 states and 11627 transitions. [2018-10-24 14:51:44,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 14:51:44,876 INFO L276 IsEmpty]: Start isEmpty. Operand 10230 states and 11627 transitions. [2018-10-24 14:51:44,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-10-24 14:51:44,887 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:51:44,888 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2018-10-24 14:51:44,888 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:51:44,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:51:44,888 INFO L82 PathProgramCache]: Analyzing trace with hash 540650741, now seen corresponding path program 1 times [2018-10-24 14:51:44,888 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:51:44,889 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:51:44,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:44,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:44,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:51:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:45,340 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-24 14:51:45,629 WARN L179 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2018-10-24 14:51:46,516 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 364 proven. 10 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-10-24 14:51:46,517 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 14:51:46,517 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 14:51:46,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:51:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:51:46,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 14:51:46,758 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-24 14:51:46,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 14:51:46,781 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 14 [2018-10-24 14:51:46,781 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-24 14:51:46,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-24 14:51:46,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2018-10-24 14:51:46,782 INFO L87 Difference]: Start difference. First operand 10230 states and 11627 transitions. Second operand 14 states. [2018-10-24 14:51:48,571 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2018-10-24 14:51:49,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:51:49,445 INFO L93 Difference]: Finished difference Result 16251 states and 18322 transitions. [2018-10-24 14:51:49,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-24 14:51:49,445 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 284 [2018-10-24 14:51:49,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:51:49,446 INFO L225 Difference]: With dead ends: 16251 [2018-10-24 14:51:49,446 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 14:51:49,456 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 285 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=175, Invalid=245, Unknown=0, NotChecked=0, Total=420 [2018-10-24 14:51:49,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 14:51:49,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 14:51:49,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 14:51:49,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 14:51:49,457 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 284 [2018-10-24 14:51:49,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:51:49,458 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 14:51:49,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-24 14:51:49,458 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 14:51:49,458 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 14:51:49,463 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 14:51:49,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,635 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 113 [2018-10-24 14:51:49,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:51:49,808 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 113 [2018-10-24 14:51:52,085 WARN L179 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 85 DAG size of output: 50 [2018-10-24 14:51:52,388 WARN L179 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 50 [2018-10-24 14:51:52,392 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-24 14:51:52,392 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-24 14:51:52,392 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,392 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,392 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,392 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,392 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,392 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,393 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-24 14:51:52,393 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-24 14:51:52,393 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-24 14:51:52,393 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-24 14:51:52,393 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-24 14:51:52,393 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-24 14:51:52,393 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-24 14:51:52,393 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-24 14:51:52,393 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-24 14:51:52,394 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-24 14:51:52,394 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,394 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,394 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,394 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,394 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,394 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,394 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-24 14:51:52,395 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-24 14:51:52,395 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-24 14:51:52,395 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-24 14:51:52,395 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-24 14:51:52,395 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-24 14:51:52,395 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-24 14:51:52,395 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-24 14:51:52,395 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-24 14:51:52,396 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-24 14:51:52,396 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-24 14:51:52,396 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-24 14:51:52,396 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-24 14:51:52,396 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-24 14:51:52,396 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-10-24 14:51:52,396 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,396 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,396 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,397 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,397 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,397 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-24 14:51:52,397 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-24 14:51:52,397 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-24 14:51:52,397 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-24 14:51:52,397 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-24 14:51:52,397 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-24 14:51:52,398 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-24 14:51:52,398 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-24 14:51:52,398 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-24 14:51:52,398 INFO L421 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse2 (= ~a17~0 1)) (.cse13 (= ~a16~0 6)) (.cse9 (= ~a7~0 1)) (.cse11 (= ~a8~0 13))) (let ((.cse5 (= ~a16~0 4)) (.cse7 (not .cse11)) (.cse10 (<= ~a21~0 0)) (.cse6 (<= ~a17~0 0)) (.cse4 (= ~a20~0 1)) (.cse8 (not .cse9)) (.cse0 (not .cse13)) (.cse1 (= ~a12~0 8)) (.cse3 (= ~a21~0 1)) (.cse12 (not .cse2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (and .cse5 .cse6 .cse3 .cse7)) (and .cse8 .cse1 .cse2 .cse3 .cse4) (and .cse8 (= ~a8~0 15) .cse1 .cse3) (and .cse9 .cse10 .cse0 .cse11 .cse2 .cse1) (and .cse9 .cse10 .cse5 .cse11 .cse1 .cse6) (and .cse1 .cse3 .cse12 .cse7 (= ~a16~0 5)) (and .cse9 .cse10 .cse11 .cse1 .cse6 .cse4 .cse13 (or (= ULTIMATE.start_calculate_output_~input 2) (= ULTIMATE.start_calculate_output_~input 4) (= 1 ULTIMATE.start_calculate_output_~input) (= 5 ULTIMATE.start_calculate_output_~input) (= ULTIMATE.start_calculate_output_~input 6))) (and .cse8 .cse0 .cse1 .cse3 .cse12)))) [2018-10-24 14:51:52,399 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,399 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,399 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,399 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,399 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,399 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-24 14:51:52,399 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-24 14:51:52,399 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-24 14:51:52,400 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-24 14:51:52,400 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-24 14:51:52,400 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-24 14:51:52,400 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-24 14:51:52,400 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-24 14:51:52,400 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-24 14:51:52,400 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-24 14:51:52,400 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-24 14:51:52,400 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-24 14:51:52,401 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-24 14:51:52,401 INFO L428 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2018-10-24 14:51:52,401 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,401 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,401 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,401 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,401 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,401 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-24 14:51:52,401 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-24 14:51:52,402 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-24 14:51:52,403 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-24 14:51:52,404 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-24 14:51:52,404 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-24 14:51:52,404 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,404 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,404 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,404 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse2 (= ~a17~0 1)) (.cse13 (= ~a16~0 6)) (.cse9 (= ~a7~0 1)) (.cse11 (= ~a8~0 13))) (let ((.cse5 (= ~a16~0 4)) (.cse7 (not .cse11)) (.cse10 (<= ~a21~0 0)) (.cse6 (<= ~a17~0 0)) (.cse4 (= ~a20~0 1)) (.cse8 (not .cse9)) (.cse0 (not .cse13)) (.cse1 (= ~a12~0 8)) (.cse3 (= ~a21~0 1)) (.cse12 (not .cse2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (and .cse5 .cse6 .cse3 .cse7)) (and .cse8 .cse1 .cse2 .cse3 .cse4) (and .cse8 (= ~a8~0 15) .cse1 .cse3) (and .cse9 .cse10 .cse0 .cse11 .cse2 .cse1) (and .cse9 .cse10 .cse5 .cse11 .cse1 .cse6) (and .cse1 .cse3 .cse12 .cse7 (= ~a16~0 5)) (and .cse9 .cse10 .cse11 .cse1 .cse6 .cse4 .cse13 (or (= ULTIMATE.start_calculate_output_~input 2) (= ULTIMATE.start_calculate_output_~input 4) (= 1 ULTIMATE.start_calculate_output_~input) (= 5 ULTIMATE.start_calculate_output_~input) (= ULTIMATE.start_calculate_output_~input 6))) (and .cse8 .cse0 .cse1 .cse3 .cse12)))) [2018-10-24 14:51:52,404 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,404 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,404 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-24 14:51:52,404 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,405 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-24 14:51:52,406 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 14:51:52,406 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-24 14:51:52,406 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-24 14:51:52,406 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-24 14:51:52,406 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-24 14:51:52,406 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-24 14:51:52,406 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-24 14:51:52,406 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-24 14:51:52,406 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-24 14:51:52,407 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-24 14:51:52,407 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-24 14:51:52,407 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-24 14:51:52,407 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,407 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,407 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,407 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,407 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,407 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-24 14:51:52,408 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,409 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 437) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-24 14:51:52,410 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,411 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-24 14:51:52,412 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-24 14:51:52,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:51:52 BoogieIcfgContainer [2018-10-24 14:51:52,442 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 14:51:52,443 INFO L168 Benchmark]: Toolchain (without parser) took 34512.70 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -963.3 MB). Peak memory consumption was 243.1 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:52,444 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 14:51:52,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:52,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.60 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 749.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -839.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:52,446 INFO L168 Benchmark]: Boogie Preprocessor took 65.95 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:52,447 INFO L168 Benchmark]: RCFGBuilder took 3490.28 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:52,448 INFO L168 Benchmark]: TraceAbstraction took 30074.77 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 456.7 MB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -284.3 MB). Peak memory consumption was 172.4 MB. Max. memory is 7.1 GB. [2018-10-24 14:51:52,453 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 679.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 197.60 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 749.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -839.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.95 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3490.28 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 30074.77 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 456.7 MB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -284.3 MB). Peak memory consumption was 172.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 437]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((((((!(a16 == 6) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1) || (a12 == 8 && ((a16 == 4 && a17 <= 0) && a21 == 1) && !(a8 == 13))) || ((((!(a7 == 1) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || (((!(a7 == 1) && a8 == 15) && a12 == 8) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && !(a16 == 6)) && a8 == 13) && a17 == 1) && a12 == 8)) || (((((a7 == 1 && a21 <= 0) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0)) || ((((a12 == 8 && a21 == 1) && !(a17 == 1)) && !(a8 == 13)) && a16 == 5)) || (((((((a7 == 1 && a21 <= 0) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6) && ((((input == 2 || input == 4) || 1 == input) || 5 == input) || input == 6))) || ((((!(a7 == 1) && !(a16 == 6)) && a12 == 8) && a21 == 1) && !(a17 == 1)) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((((((((!(a16 == 6) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1) || (a12 == 8 && ((a16 == 4 && a17 <= 0) && a21 == 1) && !(a8 == 13))) || ((((!(a7 == 1) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || (((!(a7 == 1) && a8 == 15) && a12 == 8) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && !(a16 == 6)) && a8 == 13) && a17 == 1) && a12 == 8)) || (((((a7 == 1 && a21 <= 0) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0)) || ((((a12 == 8 && a21 == 1) && !(a17 == 1)) && !(a8 == 13)) && a16 == 5)) || (((((((a7 == 1 && a21 <= 0) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6) && ((((input == 2 || input == 4) || 1 == input) || 5 == input) || input == 6))) || ((((!(a7 == 1) && !(a16 == 6)) && a12 == 8) && a21 == 1) && !(a17 == 1)) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 29.9s OverallTime, 11 OverallIterations, 7 TraceHistogramMax, 21.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1743 SDtfs, 3771 SDslu, 826 SDs, 0 SdLazy, 8049 SolverSat, 1691 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 346 GetRequests, 298 SyntacticMatches, 8 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11294occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 732 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 100 NumberOfFragments, 363 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5301 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1032 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 2268 NumberOfCodeBlocks, 2268 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2256 ConstructedInterpolants, 0 QuantifiedInterpolants, 1647835 SizeOfPredicates, 0 NumberOfNonLiveVariables, 514 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 2856/2866 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...