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/Problem14_label05_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 20:24:20,965 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 20:24:20,970 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 20:24:20,984 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 20:24:20,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 20:24:20,986 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 20:24:20,987 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 20:24:20,990 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 20:24:20,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 20:24:20,993 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 20:24:20,995 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 20:24:20,995 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 20:24:20,996 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 20:24:20,999 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 20:24:21,002 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 20:24:21,003 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 20:24:21,004 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 20:24:21,005 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 20:24:21,012 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 20:24:21,014 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 20:24:21,015 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 20:24:21,016 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 20:24:21,024 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-23 20:24:21,033 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 [2018-10-23 20:24:21,051 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 20:24:21,051 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 20:24:21,052 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 20:24:21,052 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 20:24:21,052 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 20:24:21,053 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 20:24:21,053 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 20:24:21,053 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 20:24:21,053 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 20:24:21,053 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 20:24:21,058 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 20:24:21,058 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 20:24:21,058 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 20:24:21,058 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 20:24:21,059 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 20:24:21,059 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 20:24:21,059 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 20:24:21,059 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 20:24:21,059 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 20:24:21,060 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 20:24:21,062 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 20:24:21,062 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 20:24:21,062 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 20:24:21,062 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 20:24:21,062 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 20:24:21,063 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 20:24:21,063 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 20:24:21,063 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 20:24:21,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 20:24:21,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 20:24:21,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 20:24:21,145 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 20:24:21,145 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 20:24:21,146 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label05_true-unreach-call_false-termination.c [2018-10-23 20:24:21,216 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/540b78518/5b81d0fc00b6432faaaa1a74e215370c/FLAG87ae79ab4 [2018-10-23 20:24:21,883 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 20:24:21,884 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label05_true-unreach-call_false-termination.c [2018-10-23 20:24:21,917 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/540b78518/5b81d0fc00b6432faaaa1a74e215370c/FLAG87ae79ab4 [2018-10-23 20:24:21,937 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/540b78518/5b81d0fc00b6432faaaa1a74e215370c [2018-10-23 20:24:21,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 20:24:21,952 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 20:24:21,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 20:24:21,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 20:24:21,957 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 20:24:21,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:24:21" (1/1) ... [2018-10-23 20:24:21,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2819af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:21, skipping insertion in model container [2018-10-23 20:24:21,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:24:21" (1/1) ... [2018-10-23 20:24:21,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 20:24:22,051 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 20:24:22,543 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:24:22,548 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 20:24:22,728 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:24:22,755 INFO L193 MainTranslator]: Completed translation [2018-10-23 20:24:22,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22 WrapperNode [2018-10-23 20:24:22,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 20:24:22,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 20:24:22,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 20:24:22,757 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 20:24:22,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (1/1) ... [2018-10-23 20:24:22,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (1/1) ... [2018-10-23 20:24:22,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 20:24:22,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 20:24:22,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 20:24:22,990 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 20:24:23,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (1/1) ... [2018-10-23 20:24:23,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (1/1) ... [2018-10-23 20:24:23,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (1/1) ... [2018-10-23 20:24:23,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (1/1) ... [2018-10-23 20:24:23,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (1/1) ... [2018-10-23 20:24:23,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (1/1) ... [2018-10-23 20:24:23,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (1/1) ... [2018-10-23 20:24:23,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 20:24:23,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 20:24:23,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 20:24:23,118 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 20:24:23,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (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 [2018-10-23 20:24:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 20:24:23,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 20:24:23,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 20:24:26,771 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 20:24:26,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:24:26 BoogieIcfgContainer [2018-10-23 20:24:26,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 20:24:26,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 20:24:26,776 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 20:24:26,779 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 20:24:26,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 08:24:21" (1/3) ... [2018-10-23 20:24:26,781 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37813559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:24:26, skipping insertion in model container [2018-10-23 20:24:26,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:24:22" (2/3) ... [2018-10-23 20:24:26,781 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37813559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:24:26, skipping insertion in model container [2018-10-23 20:24:26,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:24:26" (3/3) ... [2018-10-23 20:24:26,784 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label05_true-unreach-call_false-termination.c [2018-10-23 20:24:26,792 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 20:24:26,800 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 20:24:26,818 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 20:24:26,856 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 20:24:26,857 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 20:24:26,857 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 20:24:26,857 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 20:24:26,857 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 20:24:26,857 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 20:24:26,858 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 20:24:26,858 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 20:24:26,858 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 20:24:26,884 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-10-23 20:24:26,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-23 20:24:26,896 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:26,897 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] [2018-10-23 20:24:26,900 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:26,906 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:26,906 INFO L82 PathProgramCache]: Analyzing trace with hash -344880110, now seen corresponding path program 1 times [2018-10-23 20:24:26,908 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:26,908 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:26,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:26,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:26,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:27,497 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-10-23 20:24:27,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:24:27,633 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:24:27,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-23 20:24:27,639 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-23 20:24:27,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-23 20:24:27,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:24:27,658 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 6 states. [2018-10-23 20:24:33,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:33,338 INFO L93 Difference]: Finished difference Result 1220 states and 2282 transitions. [2018-10-23 20:24:33,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-23 20:24:33,340 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2018-10-23 20:24:33,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:33,371 INFO L225 Difference]: With dead ends: 1220 [2018-10-23 20:24:33,372 INFO L226 Difference]: Without dead ends: 961 [2018-10-23 20:24:33,378 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-10-23 20:24:33,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2018-10-23 20:24:33,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 780. [2018-10-23 20:24:33,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 780 states. [2018-10-23 20:24:33,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 780 states and 1138 transitions. [2018-10-23 20:24:33,486 INFO L78 Accepts]: Start accepts. Automaton has 780 states and 1138 transitions. Word has length 64 [2018-10-23 20:24:33,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:33,487 INFO L481 AbstractCegarLoop]: Abstraction has 780 states and 1138 transitions. [2018-10-23 20:24:33,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-23 20:24:33,487 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1138 transitions. [2018-10-23 20:24:33,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-23 20:24:33,498 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:33,498 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:24:33,498 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:33,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:33,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1891015646, now seen corresponding path program 1 times [2018-10-23 20:24:33,499 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:33,499 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:33,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:33,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:33,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:33,728 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:24:33,729 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:24:33,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:24:33,731 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:24:33,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:24:33,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:24:33,732 INFO L87 Difference]: Start difference. First operand 780 states and 1138 transitions. Second operand 4 states. [2018-10-23 20:24:37,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:37,022 INFO L93 Difference]: Finished difference Result 2095 states and 3135 transitions. [2018-10-23 20:24:37,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:24:37,023 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 131 [2018-10-23 20:24:37,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:37,032 INFO L225 Difference]: With dead ends: 2095 [2018-10-23 20:24:37,032 INFO L226 Difference]: Without dead ends: 1317 [2018-10-23 20:24:37,036 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:24:37,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states. [2018-10-23 20:24:37,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1317. [2018-10-23 20:24:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1317 states. [2018-10-23 20:24:37,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1317 states and 1789 transitions. [2018-10-23 20:24:37,079 INFO L78 Accepts]: Start accepts. Automaton has 1317 states and 1789 transitions. Word has length 131 [2018-10-23 20:24:37,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:37,080 INFO L481 AbstractCegarLoop]: Abstraction has 1317 states and 1789 transitions. [2018-10-23 20:24:37,080 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:24:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1789 transitions. [2018-10-23 20:24:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-23 20:24:37,084 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:37,084 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:24:37,085 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:37,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:37,085 INFO L82 PathProgramCache]: Analyzing trace with hash 216776831, now seen corresponding path program 1 times [2018-10-23 20:24:37,085 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:37,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:37,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:37,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:37,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:37,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:37,338 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:24:37,339 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:24:37,339 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 [2018-10-23 20:24:37,350 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:37,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:24:37,601 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:24:37,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:24:37,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-10-23 20:24:37,635 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-23 20:24:37,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-23 20:24:37,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:24:37,639 INFO L87 Difference]: Start difference. First operand 1317 states and 1789 transitions. Second operand 6 states. [2018-10-23 20:24:39,425 WARN L179 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-10-23 20:24:43,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:43,759 INFO L93 Difference]: Finished difference Result 4617 states and 6698 transitions. [2018-10-23 20:24:43,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-23 20:24:43,766 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-10-23 20:24:43,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:43,781 INFO L225 Difference]: With dead ends: 4617 [2018-10-23 20:24:43,781 INFO L226 Difference]: Without dead ends: 3121 [2018-10-23 20:24:43,783 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 145 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:24:43,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3121 states. [2018-10-23 20:24:43,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3121 to 2211. [2018-10-23 20:24:43,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2211 states. [2018-10-23 20:24:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 2211 states and 2560 transitions. [2018-10-23 20:24:43,835 INFO L78 Accepts]: Start accepts. Automaton has 2211 states and 2560 transitions. Word has length 145 [2018-10-23 20:24:43,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:43,836 INFO L481 AbstractCegarLoop]: Abstraction has 2211 states and 2560 transitions. [2018-10-23 20:24:43,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-23 20:24:43,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2560 transitions. [2018-10-23 20:24:43,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-10-23 20:24:43,842 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:43,843 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:24:43,843 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:43,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:43,844 INFO L82 PathProgramCache]: Analyzing trace with hash 2051324540, now seen corresponding path program 1 times [2018-10-23 20:24:43,844 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:43,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:43,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:43,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:43,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:44,406 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2018-10-23 20:24:44,408 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:24:44,408 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:24:44,409 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:24:44,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:24:44,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:24:44,409 INFO L87 Difference]: Start difference. First operand 2211 states and 2560 transitions. Second operand 4 states. [2018-10-23 20:24:46,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:46,673 INFO L93 Difference]: Finished difference Result 6031 states and 7278 transitions. [2018-10-23 20:24:46,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:24:46,675 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 347 [2018-10-23 20:24:46,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:46,697 INFO L225 Difference]: With dead ends: 6031 [2018-10-23 20:24:46,697 INFO L226 Difference]: Without dead ends: 4001 [2018-10-23 20:24:46,701 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:24:46,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4001 states. [2018-10-23 20:24:46,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4001 to 4001. [2018-10-23 20:24:46,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4001 states. [2018-10-23 20:24:46,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 4655 transitions. [2018-10-23 20:24:46,778 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 4655 transitions. Word has length 347 [2018-10-23 20:24:46,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:46,779 INFO L481 AbstractCegarLoop]: Abstraction has 4001 states and 4655 transitions. [2018-10-23 20:24:46,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:24:46,779 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 4655 transitions. [2018-10-23 20:24:46,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2018-10-23 20:24:46,797 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:46,797 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:24:46,798 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:46,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:46,798 INFO L82 PathProgramCache]: Analyzing trace with hash -1993191881, now seen corresponding path program 1 times [2018-10-23 20:24:46,798 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:46,799 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:46,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:46,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:46,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:47,456 WARN L179 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2018-10-23 20:24:47,820 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 759 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-10-23 20:24:47,821 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:24:47,821 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:24:47,822 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:24:47,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:24:47,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:24:47,823 INFO L87 Difference]: Start difference. First operand 4001 states and 4655 transitions. Second operand 4 states. [2018-10-23 20:24:49,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:49,439 INFO L93 Difference]: Finished difference Result 8895 states and 10461 transitions. [2018-10-23 20:24:49,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:24:49,441 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 603 [2018-10-23 20:24:49,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:49,465 INFO L225 Difference]: With dead ends: 8895 [2018-10-23 20:24:49,466 INFO L226 Difference]: Without dead ends: 5075 [2018-10-23 20:24:49,471 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:24:49,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5075 states. [2018-10-23 20:24:49,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5075 to 5075. [2018-10-23 20:24:49,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5075 states. [2018-10-23 20:24:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5075 states to 5075 states and 5671 transitions. [2018-10-23 20:24:49,556 INFO L78 Accepts]: Start accepts. Automaton has 5075 states and 5671 transitions. Word has length 603 [2018-10-23 20:24:49,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:49,557 INFO L481 AbstractCegarLoop]: Abstraction has 5075 states and 5671 transitions. [2018-10-23 20:24:49,557 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:24:49,557 INFO L276 IsEmpty]: Start isEmpty. Operand 5075 states and 5671 transitions. [2018-10-23 20:24:49,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 631 [2018-10-23 20:24:49,578 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:49,579 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 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] [2018-10-23 20:24:49,579 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:49,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:49,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1904276079, now seen corresponding path program 1 times [2018-10-23 20:24:49,580 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:49,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:49,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:49,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:49,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:50,125 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-10-23 20:24:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 773 proven. 46 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-10-23 20:24:50,695 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:24:50,695 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:24:50,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:50,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:24:51,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 796 proven. 23 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-10-23 20:24:51,537 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-23 20:24:51,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-10-23 20:24:51,539 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-23 20:24:51,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-23 20:24:51,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-10-23 20:24:51,539 INFO L87 Difference]: Start difference. First operand 5075 states and 5671 transitions. Second operand 9 states. [2018-10-23 20:24:56,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:56,457 INFO L93 Difference]: Finished difference Result 10232 states and 11426 transitions. [2018-10-23 20:24:56,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-23 20:24:56,457 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 630 [2018-10-23 20:24:56,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:56,475 INFO L225 Difference]: With dead ends: 10232 [2018-10-23 20:24:56,475 INFO L226 Difference]: Without dead ends: 5158 [2018-10-23 20:24:56,482 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 639 GetRequests, 628 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2018-10-23 20:24:56,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5158 states. [2018-10-23 20:24:56,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5158 to 4895. [2018-10-23 20:24:56,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4895 states. [2018-10-23 20:24:56,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 4895 states and 5468 transitions. [2018-10-23 20:24:56,566 INFO L78 Accepts]: Start accepts. Automaton has 4895 states and 5468 transitions. Word has length 630 [2018-10-23 20:24:56,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:56,567 INFO L481 AbstractCegarLoop]: Abstraction has 4895 states and 5468 transitions. [2018-10-23 20:24:56,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-23 20:24:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 4895 states and 5468 transitions. [2018-10-23 20:24:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2018-10-23 20:24:56,579 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:56,579 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:24:56,579 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:56,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:56,580 INFO L82 PathProgramCache]: Analyzing trace with hash -13208779, now seen corresponding path program 1 times [2018-10-23 20:24:56,580 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:56,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:56,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:56,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:56,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:57,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 1049 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-10-23 20:24:57,236 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:24:57,236 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:24:57,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 20:24:57,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 20:24:57,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 20:24:57,237 INFO L87 Difference]: Start difference. First operand 4895 states and 5468 transitions. Second operand 3 states. [2018-10-23 20:24:58,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:58,114 INFO L93 Difference]: Finished difference Result 11396 states and 12893 transitions. [2018-10-23 20:24:58,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 20:24:58,115 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 717 [2018-10-23 20:24:58,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:58,145 INFO L225 Difference]: With dead ends: 11396 [2018-10-23 20:24:58,146 INFO L226 Difference]: Without dead ends: 6682 [2018-10-23 20:24:58,151 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 20:24:58,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6682 states. [2018-10-23 20:24:58,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6682 to 6682. [2018-10-23 20:24:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6682 states. [2018-10-23 20:24:58,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6682 states to 6682 states and 7517 transitions. [2018-10-23 20:24:58,254 INFO L78 Accepts]: Start accepts. Automaton has 6682 states and 7517 transitions. Word has length 717 [2018-10-23 20:24:58,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:58,255 INFO L481 AbstractCegarLoop]: Abstraction has 6682 states and 7517 transitions. [2018-10-23 20:24:58,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 20:24:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 6682 states and 7517 transitions. [2018-10-23 20:24:58,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2018-10-23 20:24:58,270 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:58,271 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 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] [2018-10-23 20:24:58,271 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:58,271 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:58,272 INFO L82 PathProgramCache]: Analyzing trace with hash 1349925749, now seen corresponding path program 1 times [2018-10-23 20:24:58,272 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:58,272 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:58,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:58,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:58,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:58,958 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-23 20:24:59,236 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-23 20:24:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1793 backedges. 1136 proven. 0 refuted. 0 times theorem prover too weak. 657 trivial. 0 not checked. [2018-10-23 20:24:59,677 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:24:59,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 20:24:59,678 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-23 20:24:59,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-23 20:24:59,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:24:59,679 INFO L87 Difference]: Start difference. First operand 6682 states and 7517 transitions. Second operand 7 states. [2018-10-23 20:25:01,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:25:01,878 INFO L93 Difference]: Finished difference Result 13418 states and 15115 transitions. [2018-10-23 20:25:01,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-23 20:25:01,879 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 720 [2018-10-23 20:25:01,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:25:01,905 INFO L225 Difference]: With dead ends: 13418 [2018-10-23 20:25:01,905 INFO L226 Difference]: Without dead ends: 6321 [2018-10-23 20:25:01,912 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:25:01,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6321 states. [2018-10-23 20:25:01,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6321 to 6142. [2018-10-23 20:25:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6142 states. [2018-10-23 20:25:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6142 states to 6142 states and 6846 transitions. [2018-10-23 20:25:01,992 INFO L78 Accepts]: Start accepts. Automaton has 6142 states and 6846 transitions. Word has length 720 [2018-10-23 20:25:01,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:25:01,993 INFO L481 AbstractCegarLoop]: Abstraction has 6142 states and 6846 transitions. [2018-10-23 20:25:01,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-23 20:25:01,993 INFO L276 IsEmpty]: Start isEmpty. Operand 6142 states and 6846 transitions. [2018-10-23 20:25:02,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 791 [2018-10-23 20:25:02,006 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:25:02,006 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:25:02,007 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:25:02,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:25:02,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1212222210, now seen corresponding path program 1 times [2018-10-23 20:25:02,007 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:25:02,007 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:25:02,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:25:02,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:25:02,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:25:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:25:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 1263 proven. 0 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2018-10-23 20:25:02,605 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:25:02,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:25:02,605 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 20:25:02,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 20:25:02,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 20:25:02,606 INFO L87 Difference]: Start difference. First operand 6142 states and 6846 transitions. Second operand 3 states. [2018-10-23 20:25:03,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:25:03,780 INFO L93 Difference]: Finished difference Result 13714 states and 15359 transitions. [2018-10-23 20:25:03,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 20:25:03,781 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 790 [2018-10-23 20:25:03,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:25:03,796 INFO L225 Difference]: With dead ends: 13714 [2018-10-23 20:25:03,797 INFO L226 Difference]: Without dead ends: 7753 [2018-10-23 20:25:03,803 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 20:25:03,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7753 states. [2018-10-23 20:25:03,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7753 to 7753. [2018-10-23 20:25:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7753 states. [2018-10-23 20:25:03,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7753 states to 7753 states and 8602 transitions. [2018-10-23 20:25:03,897 INFO L78 Accepts]: Start accepts. Automaton has 7753 states and 8602 transitions. Word has length 790 [2018-10-23 20:25:03,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:25:03,898 INFO L481 AbstractCegarLoop]: Abstraction has 7753 states and 8602 transitions. [2018-10-23 20:25:03,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 20:25:03,899 INFO L276 IsEmpty]: Start isEmpty. Operand 7753 states and 8602 transitions. [2018-10-23 20:25:03,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2018-10-23 20:25:03,916 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:25:03,916 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:25:03,917 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:25:03,917 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:25:03,917 INFO L82 PathProgramCache]: Analyzing trace with hash 312134825, now seen corresponding path program 1 times [2018-10-23 20:25:03,917 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:25:03,917 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:25:03,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:25:03,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:25:03,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:25:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:25:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2621 backedges. 1704 proven. 0 refuted. 0 times theorem prover too weak. 917 trivial. 0 not checked. [2018-10-23 20:25:04,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:25:04,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:25:04,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:25:04,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:25:04,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:25:04,958 INFO L87 Difference]: Start difference. First operand 7753 states and 8602 transitions. Second operand 4 states. [2018-10-23 20:25:06,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:25:06,300 INFO L93 Difference]: Finished difference Result 16936 states and 18942 transitions. [2018-10-23 20:25:06,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:25:06,308 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 946 [2018-10-23 20:25:06,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:25:06,328 INFO L225 Difference]: With dead ends: 16936 [2018-10-23 20:25:06,328 INFO L226 Difference]: Without dead ends: 9364 [2018-10-23 20:25:06,336 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:25:06,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9364 states. [2018-10-23 20:25:06,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9364 to 9364. [2018-10-23 20:25:06,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9364 states. [2018-10-23 20:25:06,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9364 states to 9364 states and 10220 transitions. [2018-10-23 20:25:06,444 INFO L78 Accepts]: Start accepts. Automaton has 9364 states and 10220 transitions. Word has length 946 [2018-10-23 20:25:06,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:25:06,445 INFO L481 AbstractCegarLoop]: Abstraction has 9364 states and 10220 transitions. [2018-10-23 20:25:06,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:25:06,445 INFO L276 IsEmpty]: Start isEmpty. Operand 9364 states and 10220 transitions. [2018-10-23 20:25:06,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1041 [2018-10-23 20:25:06,468 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:25:06,469 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-23 20:25:06,469 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:25:06,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:25:06,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1868001901, now seen corresponding path program 1 times [2018-10-23 20:25:06,470 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:25:06,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:25:06,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:25:06,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:25:06,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:25:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:25:08,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3229 backedges. 2143 proven. 201 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2018-10-23 20:25:08,789 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:25:08,789 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:25:08,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:25:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:25:09,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:25:09,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3229 backedges. 1270 proven. 0 refuted. 0 times theorem prover too weak. 1959 trivial. 0 not checked. [2018-10-23 20:25:09,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:25:09,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2018-10-23 20:25:09,629 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-23 20:25:09,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-23 20:25:09,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-10-23 20:25:09,630 INFO L87 Difference]: Start difference. First operand 9364 states and 10220 transitions. Second operand 9 states. [2018-10-23 20:25:12,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:25:12,823 INFO L93 Difference]: Finished difference Result 18905 states and 20653 transitions. [2018-10-23 20:25:12,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-23 20:25:12,824 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1040 [2018-10-23 20:25:12,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:25:12,825 INFO L225 Difference]: With dead ends: 18905 [2018-10-23 20:25:12,825 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 20:25:12,837 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1050 GetRequests, 1041 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2018-10-23 20:25:12,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 20:25:12,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 20:25:12,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 20:25:12,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 20:25:12,838 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1040 [2018-10-23 20:25:12,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:25:12,839 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 20:25:12,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-23 20:25:12,839 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 20:25:12,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 20:25:12,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 20:25:12,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:12,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,016 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2018-10-23 20:25:13,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:25:13,140 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2018-10-23 20:25:14,452 WARN L179 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 99 DAG size of output: 40 [2018-10-23 20:25:14,957 WARN L179 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 40 [2018-10-23 20:25:14,961 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-23 20:25:14,962 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-23 20:25:14,962 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,962 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,962 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,962 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-23 20:25:14,962 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-23 20:25:14,962 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-23 20:25:14,962 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-23 20:25:14,962 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-23 20:25:14,963 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-23 20:25:14,964 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-23 20:25:14,965 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-23 20:25:14,966 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-23 20:25:14,966 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-23 20:25:14,966 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-23 20:25:14,966 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-23 20:25:14,966 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-23 20:25:14,966 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,966 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,966 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,966 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,967 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-23 20:25:14,968 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-23 20:25:14,969 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-23 20:25:14,970 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,971 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-23 20:25:14,972 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-23 20:25:14,973 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,974 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,974 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-23 20:25:14,974 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-23 20:25:14,974 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-23 20:25:14,974 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-23 20:25:14,974 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-23 20:25:14,974 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-23 20:25:14,974 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,974 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse0 (not (= ~a15~0 5))) (.cse6 (<= (+ ~a12~0 43) 0)) (.cse4 (not (= ~a21~0 9))) (.cse5 (not (= 7 ~a21~0))) (.cse2 (= ~a21~0 8)) (.cse1 (= ~a24~0 1)) (.cse3 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse0 .cse1 (<= ~a12~0 11)) (and (<= ~a12~0 80) .cse1 (or (< 11 ~a12~0) .cse6) .cse3) (and .cse0 .cse1 (< 80 ~a12~0)) (and (= ~a21~0 6) .cse6 .cse3) (and .cse4 .cse5 (not .cse2) .cse1 .cse3))) [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-23 20:25:14,975 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 20:25:14,976 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-23 20:25:14,977 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-23 20:25:14,977 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,977 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,977 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-23 20:25:14,977 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,977 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-23 20:25:14,977 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-23 20:25:14,977 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse0 (not (= ~a15~0 5))) (.cse6 (<= (+ ~a12~0 43) 0)) (.cse4 (not (= ~a21~0 9))) (.cse5 (not (= 7 ~a21~0))) (.cse2 (= ~a21~0 8)) (.cse1 (= ~a24~0 1)) (.cse3 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse0 .cse1 (<= ~a12~0 11)) (and (<= ~a12~0 80) .cse1 (or (< 11 ~a12~0) .cse6) .cse3) (and .cse0 .cse1 (< 80 ~a12~0)) (and (= ~a21~0 6) .cse6 .cse3) (and .cse4 .cse5 (not .cse2) .cse1 .cse3))) [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-23 20:25:14,978 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,979 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-23 20:25:14,980 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-23 20:25:14,981 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-23 20:25:15,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 08:25:15 BoogieIcfgContainer [2018-10-23 20:25:15,001 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 20:25:15,002 INFO L168 Benchmark]: Toolchain (without parser) took 53051.16 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 3.4 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-10-23 20:25:15,003 INFO L168 Benchmark]: CDTParser took 0.24 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. [2018-10-23 20:25:15,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.75 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-10-23 20:25:15,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.55 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 757.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -851.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2018-10-23 20:25:15,006 INFO L168 Benchmark]: Boogie Preprocessor took 127.02 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-23 20:25:15,006 INFO L168 Benchmark]: RCFGBuilder took 3657.46 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: 118.3 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. [2018-10-23 20:25:15,007 INFO L168 Benchmark]: TraceAbstraction took 48225.34 ms. Allocated memory was 2.3 GB in the beginning and 3.6 GB in the end (delta: 1.3 GB). Free memory was 2.1 GB in the beginning and 3.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-23 20:25:15,013 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 803.75 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 232.55 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 757.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -851.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.02 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3657.46 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: 118.3 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 48225.34 ms. Allocated memory was 2.3 GB in the beginning and 3.6 GB in the end (delta: 1.3 GB). Free memory was 2.1 GB in the beginning and 3.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: 880]: Loop Invariant Derived loop invariant: (((((((!(a15 == 5) && a24 == 1) && a21 == 8) || ((!(a15 == 5) && a24 == 1) && a15 <= 8)) || ((((!(a21 == 9) && !(7 == a21)) && !(a15 == 5)) && a24 == 1) && a12 <= 11)) || (((a12 <= 80 && a24 == 1) && (11 < a12 || a12 + 43 <= 0)) && a15 <= 8)) || ((!(a15 == 5) && a24 == 1) && 80 < a12)) || ((a21 == 6 && a12 + 43 <= 0) && a15 <= 8)) || ((((!(a21 == 9) && !(7 == a21)) && !(a21 == 8)) && a24 == 1) && a15 <= 8) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((!(a15 == 5) && a24 == 1) && a21 == 8) || ((!(a15 == 5) && a24 == 1) && a15 <= 8)) || ((((!(a21 == 9) && !(7 == a21)) && !(a15 == 5)) && a24 == 1) && a12 <= 11)) || (((a12 <= 80 && a24 == 1) && (11 < a12 || a12 + 43 <= 0)) && a15 <= 8)) || ((!(a15 == 5) && a24 == 1) && 80 < a12)) || ((a21 == 6 && a12 + 43 <= 0) && a15 <= 8)) || ((((!(a21 == 9) && !(7 == a21)) && !(a21 == 8)) && a24 == 1) && a15 <= 8) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. SAFE Result, 48.1s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 33.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1766 SDtfs, 7121 SDslu, 1157 SDs, 0 SdLazy, 15433 SolverSat, 2752 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1881 GetRequests, 1828 SyntacticMatches, 8 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9364occurred in iteration=10, 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, 1533 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 132 NumberOfFragments, 207 HoareAnnotationTreeSize, 3 FomulaSimplifications, 4620 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2348 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 7948 NumberOfCodeBlocks, 7948 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 7934 ConstructedInterpolants, 0 QuantifiedInterpolants, 17936274 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2247 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 17925/18200 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...