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_label06_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:32:59,968 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:32:59,970 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:32:59,988 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:32:59,988 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:32:59,990 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:32:59,991 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:32:59,995 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:32:59,997 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:33:00,000 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:33:00,001 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:33:00,003 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:33:00,005 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:33:00,006 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:33:00,008 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:33:00,011 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:33:00,012 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:33:00,021 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:33:00,023 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:33:00,026 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:33:00,026 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:33:00,028 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:33:00,030 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-26 21:33:00,038 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 [2018-10-26 21:33:00,053 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:33:00,053 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:33:00,054 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:33:00,054 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:33:00,055 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:33:00,055 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:33:00,055 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 21:33:00,055 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:33:00,056 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:33:00,056 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:33:00,056 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:33:00,056 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:33:00,056 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:33:00,056 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:33:00,057 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:33:00,057 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:33:00,057 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:33:00,057 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:33:00,057 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:33:00,058 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:33:00,058 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:33:00,058 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:33:00,058 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:33:00,058 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 21:33:00,059 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:33:00,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:33:00,059 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:33:00,059 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 21:33:00,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:33:00,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:33:00,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:33:00,136 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:33:00,137 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:33:00,137 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label06_true-unreach-call_false-termination.c [2018-10-26 21:33:00,218 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a44e47356/05296c2844fb4af8a250281f8560fe12/FLAGa53c136c7 [2018-10-26 21:33:00,910 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:33:00,911 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label06_true-unreach-call_false-termination.c [2018-10-26 21:33:00,930 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a44e47356/05296c2844fb4af8a250281f8560fe12/FLAGa53c136c7 [2018-10-26 21:33:00,952 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a44e47356/05296c2844fb4af8a250281f8560fe12 [2018-10-26 21:33:00,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:33:00,965 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 21:33:00,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:33:00,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:33:00,970 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:33:00,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:33:00" (1/1) ... [2018-10-26 21:33:00,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4aab1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:00, skipping insertion in model container [2018-10-26 21:33:00,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:33:00" (1/1) ... [2018-10-26 21:33:00,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:33:01,076 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:33:01,560 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:33:01,566 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:33:01,730 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:33:01,749 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:33:01,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01 WrapperNode [2018-10-26 21:33:01,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:33:01,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:33:01,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:33:01,751 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:33:01,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (1/1) ... [2018-10-26 21:33:01,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (1/1) ... [2018-10-26 21:33:02,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:33:02,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:33:02,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:33:02,004 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:33:02,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (1/1) ... [2018-10-26 21:33:02,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (1/1) ... [2018-10-26 21:33:02,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (1/1) ... [2018-10-26 21:33:02,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (1/1) ... [2018-10-26 21:33:02,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (1/1) ... [2018-10-26 21:33:02,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (1/1) ... [2018-10-26 21:33:02,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (1/1) ... [2018-10-26 21:33:02,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:33:02,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:33:02,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:33:02,118 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:33:02,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (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 [2018-10-26 21:33:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 21:33:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:33:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:33:05,676 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:33:05,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:33:05 BoogieIcfgContainer [2018-10-26 21:33:05,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:33:05,679 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:33:05,679 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:33:05,683 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:33:05,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:33:00" (1/3) ... [2018-10-26 21:33:05,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f5fdd51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:33:05, skipping insertion in model container [2018-10-26 21:33:05,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:33:01" (2/3) ... [2018-10-26 21:33:05,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f5fdd51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:33:05, skipping insertion in model container [2018-10-26 21:33:05,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:33:05" (3/3) ... [2018-10-26 21:33:05,687 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label06_true-unreach-call_false-termination.c [2018-10-26 21:33:05,697 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:33:05,707 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:33:05,725 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:33:05,762 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 21:33:05,763 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:33:05,763 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:33:05,763 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:33:05,763 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:33:05,764 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:33:05,764 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:33:05,764 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:33:05,764 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:33:05,788 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-10-26 21:33:05,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 21:33:05,798 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:05,800 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] [2018-10-26 21:33:05,802 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:05,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:05,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1515441142, now seen corresponding path program 1 times [2018-10-26 21:33:05,810 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:05,810 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:05,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:05,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:05,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:33:06,389 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:33:06,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:33:06,396 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:33:06,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:33:06,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:06,418 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-10-26 21:33:09,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:09,428 INFO L93 Difference]: Finished difference Result 854 states and 1562 transitions. [2018-10-26 21:33:09,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:33:09,431 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-10-26 21:33:09,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:09,456 INFO L225 Difference]: With dead ends: 854 [2018-10-26 21:33:09,456 INFO L226 Difference]: Without dead ends: 601 [2018-10-26 21:33:09,461 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:09,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-10-26 21:33:09,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2018-10-26 21:33:09,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-10-26 21:33:09,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 992 transitions. [2018-10-26 21:33:09,554 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 992 transitions. Word has length 62 [2018-10-26 21:33:09,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:09,555 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 992 transitions. [2018-10-26 21:33:09,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:33:09,555 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 992 transitions. [2018-10-26 21:33:09,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 21:33:09,563 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:09,564 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:33:09,564 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:09,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:09,565 INFO L82 PathProgramCache]: Analyzing trace with hash 583438014, now seen corresponding path program 1 times [2018-10-26 21:33:09,565 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:09,565 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:09,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:09,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:09,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:10,041 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:33:10,041 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:33:10,041 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:33:10,045 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:33:10,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:33:10,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:10,046 INFO L87 Difference]: Start difference. First operand 601 states and 992 transitions. Second operand 4 states. [2018-10-26 21:33:13,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:13,199 INFO L93 Difference]: Finished difference Result 2274 states and 3840 transitions. [2018-10-26 21:33:13,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:33:13,200 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 153 [2018-10-26 21:33:13,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:13,210 INFO L225 Difference]: With dead ends: 2274 [2018-10-26 21:33:13,210 INFO L226 Difference]: Without dead ends: 1675 [2018-10-26 21:33:13,213 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:13,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1675 states. [2018-10-26 21:33:13,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1675 to 1496. [2018-10-26 21:33:13,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1496 states. [2018-10-26 21:33:13,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1496 states and 2250 transitions. [2018-10-26 21:33:13,287 INFO L78 Accepts]: Start accepts. Automaton has 1496 states and 2250 transitions. Word has length 153 [2018-10-26 21:33:13,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:13,288 INFO L481 AbstractCegarLoop]: Abstraction has 1496 states and 2250 transitions. [2018-10-26 21:33:13,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:33:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2250 transitions. [2018-10-26 21:33:13,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-10-26 21:33:13,305 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:13,305 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:33:13,305 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:13,306 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:13,306 INFO L82 PathProgramCache]: Analyzing trace with hash -1088033576, now seen corresponding path program 1 times [2018-10-26 21:33:13,306 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:13,306 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:13,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:13,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:13,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:13,700 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-10-26 21:33:13,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:33:13,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:33:13,701 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:33:13,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:33:13,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:13,704 INFO L87 Difference]: Start difference. First operand 1496 states and 2250 transitions. Second operand 4 states. [2018-10-26 21:33:16,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:16,788 INFO L93 Difference]: Finished difference Result 4793 states and 7208 transitions. [2018-10-26 21:33:16,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:33:16,789 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 307 [2018-10-26 21:33:16,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:16,807 INFO L225 Difference]: With dead ends: 4793 [2018-10-26 21:33:16,807 INFO L226 Difference]: Without dead ends: 3299 [2018-10-26 21:33:16,811 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:16,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3299 states. [2018-10-26 21:33:16,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3299 to 3299. [2018-10-26 21:33:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3299 states. [2018-10-26 21:33:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 3299 states and 4489 transitions. [2018-10-26 21:33:16,874 INFO L78 Accepts]: Start accepts. Automaton has 3299 states and 4489 transitions. Word has length 307 [2018-10-26 21:33:16,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:16,874 INFO L481 AbstractCegarLoop]: Abstraction has 3299 states and 4489 transitions. [2018-10-26 21:33:16,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:33:16,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3299 states and 4489 transitions. [2018-10-26 21:33:16,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-10-26 21:33:16,883 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:16,884 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:33:16,884 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:16,884 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:16,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1663447588, now seen corresponding path program 1 times [2018-10-26 21:33:16,885 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:16,885 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:16,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:16,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:16,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 274 proven. 5 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-10-26 21:33:17,392 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:33:17,392 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 [2018-10-26 21:33:17,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:17,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:33:17,713 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2018-10-26 21:33:17,735 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:33:17,735 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-10-26 21:33:17,736 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:33:17,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:33:17,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:33:17,737 INFO L87 Difference]: Start difference. First operand 3299 states and 4489 transitions. Second operand 6 states. [2018-10-26 21:33:26,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:26,937 INFO L93 Difference]: Finished difference Result 9294 states and 12644 transitions. [2018-10-26 21:33:26,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:33:26,947 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 343 [2018-10-26 21:33:26,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:26,972 INFO L225 Difference]: With dead ends: 9294 [2018-10-26 21:33:26,973 INFO L226 Difference]: Without dead ends: 5636 [2018-10-26 21:33:26,978 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 343 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:33:26,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5636 states. [2018-10-26 21:33:27,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5636 to 4538. [2018-10-26 21:33:27,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4538 states. [2018-10-26 21:33:27,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 4538 states and 5392 transitions. [2018-10-26 21:33:27,088 INFO L78 Accepts]: Start accepts. Automaton has 4538 states and 5392 transitions. Word has length 343 [2018-10-26 21:33:27,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:27,089 INFO L481 AbstractCegarLoop]: Abstraction has 4538 states and 5392 transitions. [2018-10-26 21:33:27,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:33:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 4538 states and 5392 transitions. [2018-10-26 21:33:27,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2018-10-26 21:33:27,102 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:27,103 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:33:27,103 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:27,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:27,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1742124975, now seen corresponding path program 1 times [2018-10-26 21:33:27,103 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:27,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:27,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:27,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:27,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:27,744 WARN L179 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-10-26 21:33:28,091 WARN L179 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-26 21:33:28,574 WARN L179 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 21 [2018-10-26 21:33:29,010 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 415 proven. 46 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-10-26 21:33:29,010 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:33:29,010 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 [2018-10-26 21:33:29,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:29,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:33:29,784 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 438 proven. 23 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-10-26 21:33:29,827 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 21:33:29,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-10-26 21:33:29,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-26 21:33:29,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-26 21:33:29,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-10-26 21:33:29,833 INFO L87 Difference]: Start difference. First operand 4538 states and 5392 transitions. Second operand 9 states. [2018-10-26 21:33:34,220 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-10-26 21:33:38,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:38,037 INFO L93 Difference]: Finished difference Result 9333 states and 11048 transitions. [2018-10-26 21:33:38,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-26 21:33:38,037 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 475 [2018-10-26 21:33:38,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:38,059 INFO L225 Difference]: With dead ends: 9333 [2018-10-26 21:33:38,060 INFO L226 Difference]: Without dead ends: 4976 [2018-10-26 21:33:38,066 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 473 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2018-10-26 21:33:38,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2018-10-26 21:33:38,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 4717. [2018-10-26 21:33:38,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4717 states. [2018-10-26 21:33:38,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4717 states to 4717 states and 5571 transitions. [2018-10-26 21:33:38,153 INFO L78 Accepts]: Start accepts. Automaton has 4717 states and 5571 transitions. Word has length 475 [2018-10-26 21:33:38,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:38,154 INFO L481 AbstractCegarLoop]: Abstraction has 4717 states and 5571 transitions. [2018-10-26 21:33:38,154 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-26 21:33:38,154 INFO L276 IsEmpty]: Start isEmpty. Operand 4717 states and 5571 transitions. [2018-10-26 21:33:38,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-10-26 21:33:38,173 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:38,174 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, 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, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:33:38,174 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:38,174 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:38,175 INFO L82 PathProgramCache]: Analyzing trace with hash 388268389, now seen corresponding path program 1 times [2018-10-26 21:33:38,175 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:38,175 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:38,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:38,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:38,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:39,033 WARN L179 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-26 21:33:39,285 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 17 [2018-10-26 21:33:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1753 backedges. 1107 proven. 0 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2018-10-26 21:33:39,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:33:39,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:33:39,637 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:33:39,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:33:39,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:33:39,638 INFO L87 Difference]: Start difference. First operand 4717 states and 5571 transitions. Second operand 7 states. [2018-10-26 21:33:41,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:41,398 INFO L93 Difference]: Finished difference Result 9904 states and 11788 transitions. [2018-10-26 21:33:41,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:33:41,399 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 670 [2018-10-26 21:33:41,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:41,418 INFO L225 Difference]: With dead ends: 9904 [2018-10-26 21:33:41,418 INFO L226 Difference]: Without dead ends: 4714 [2018-10-26 21:33:41,424 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:33:41,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2018-10-26 21:33:41,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 4714. [2018-10-26 21:33:41,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4714 states. [2018-10-26 21:33:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4714 states to 4714 states and 5470 transitions. [2018-10-26 21:33:41,497 INFO L78 Accepts]: Start accepts. Automaton has 4714 states and 5470 transitions. Word has length 670 [2018-10-26 21:33:41,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:41,497 INFO L481 AbstractCegarLoop]: Abstraction has 4714 states and 5470 transitions. [2018-10-26 21:33:41,498 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:33:41,498 INFO L276 IsEmpty]: Start isEmpty. Operand 4714 states and 5470 transitions. [2018-10-26 21:33:41,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 696 [2018-10-26 21:33:41,517 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:41,518 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, 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:33:41,518 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:41,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:41,519 INFO L82 PathProgramCache]: Analyzing trace with hash 364845311, now seen corresponding path program 1 times [2018-10-26 21:33:41,519 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:41,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:41,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:41,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:41,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:42,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1398 backedges. 1021 proven. 201 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-10-26 21:33:42,956 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:33:42,956 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 [2018-10-26 21:33:42,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:43,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:33:43,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1398 backedges. 928 proven. 93 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2018-10-26 21:33:43,965 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 21:33:43,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4] total 9 [2018-10-26 21:33:43,966 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 21:33:43,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 21:33:43,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:33:43,967 INFO L87 Difference]: Start difference. First operand 4714 states and 5470 transitions. Second operand 10 states. [2018-10-26 21:33:47,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:47,117 INFO L93 Difference]: Finished difference Result 9490 states and 11009 transitions. [2018-10-26 21:33:47,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-26 21:33:47,117 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 695 [2018-10-26 21:33:47,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:47,135 INFO L225 Difference]: With dead ends: 9490 [2018-10-26 21:33:47,135 INFO L226 Difference]: Without dead ends: 4957 [2018-10-26 21:33:47,142 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 705 GetRequests, 694 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-26 21:33:47,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4957 states. [2018-10-26 21:33:47,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4957 to 4893. [2018-10-26 21:33:47,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4893 states. [2018-10-26 21:33:47,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4893 states to 4893 states and 5651 transitions. [2018-10-26 21:33:47,236 INFO L78 Accepts]: Start accepts. Automaton has 4893 states and 5651 transitions. Word has length 695 [2018-10-26 21:33:47,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:47,237 INFO L481 AbstractCegarLoop]: Abstraction has 4893 states and 5651 transitions. [2018-10-26 21:33:47,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 21:33:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 4893 states and 5651 transitions. [2018-10-26 21:33:47,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 722 [2018-10-26 21:33:47,247 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:47,248 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, 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:33:47,248 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:47,248 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:47,249 INFO L82 PathProgramCache]: Analyzing trace with hash 314381726, now seen corresponding path program 1 times [2018-10-26 21:33:47,249 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:47,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:47,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:47,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:47,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:48,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1424 backedges. 951 proven. 156 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2018-10-26 21:33:48,025 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:33:48,025 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:33:48,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:48,182 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:33:48,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1424 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2018-10-26 21:33:48,473 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:33:48,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-10-26 21:33:48,474 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:33:48,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:33:48,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:33:48,475 INFO L87 Difference]: Start difference. First operand 4893 states and 5651 transitions. Second operand 6 states. [2018-10-26 21:33:51,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:51,341 INFO L93 Difference]: Finished difference Result 11230 states and 12995 transitions. [2018-10-26 21:33:51,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 21:33:51,341 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 721 [2018-10-26 21:33:51,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:51,367 INFO L225 Difference]: With dead ends: 11230 [2018-10-26 21:33:51,367 INFO L226 Difference]: Without dead ends: 6518 [2018-10-26 21:33:51,372 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 730 GetRequests, 724 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:33:51,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6518 states. [2018-10-26 21:33:51,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6518 to 5609. [2018-10-26 21:33:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5609 states. [2018-10-26 21:33:51,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5609 states to 5609 states and 6181 transitions. [2018-10-26 21:33:51,456 INFO L78 Accepts]: Start accepts. Automaton has 5609 states and 6181 transitions. Word has length 721 [2018-10-26 21:33:51,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:51,457 INFO L481 AbstractCegarLoop]: Abstraction has 5609 states and 6181 transitions. [2018-10-26 21:33:51,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:33:51,457 INFO L276 IsEmpty]: Start isEmpty. Operand 5609 states and 6181 transitions. [2018-10-26 21:33:51,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 876 [2018-10-26 21:33:51,470 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:51,471 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, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:33:51,471 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:51,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:51,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1026704627, now seen corresponding path program 1 times [2018-10-26 21:33:51,472 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:51,472 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:51,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:51,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:51,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:52,074 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-10-26 21:33:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2494 backedges. 1006 proven. 0 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2018-10-26 21:33:52,625 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:33:52,625 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:33:52,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:33:52,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:33:52,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:52,627 INFO L87 Difference]: Start difference. First operand 5609 states and 6181 transitions. Second operand 4 states. [2018-10-26 21:33:55,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:55,551 INFO L93 Difference]: Finished difference Result 12469 states and 13792 transitions. [2018-10-26 21:33:55,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:33:55,551 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 875 [2018-10-26 21:33:55,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:55,567 INFO L225 Difference]: With dead ends: 12469 [2018-10-26 21:33:55,568 INFO L226 Difference]: Without dead ends: 7041 [2018-10-26 21:33:55,574 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 [2018-10-26 21:33:55,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7041 states. [2018-10-26 21:33:55,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7041 to 6862. [2018-10-26 21:33:55,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6862 states. [2018-10-26 21:33:55,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6862 states to 6862 states and 7328 transitions. [2018-10-26 21:33:55,688 INFO L78 Accepts]: Start accepts. Automaton has 6862 states and 7328 transitions. Word has length 875 [2018-10-26 21:33:55,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:55,689 INFO L481 AbstractCegarLoop]: Abstraction has 6862 states and 7328 transitions. [2018-10-26 21:33:55,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:33:55,690 INFO L276 IsEmpty]: Start isEmpty. Operand 6862 states and 7328 transitions. [2018-10-26 21:33:55,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 952 [2018-10-26 21:33:55,710 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:33:55,710 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:33:55,711 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:33:55,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:33:55,711 INFO L82 PathProgramCache]: Analyzing trace with hash 807471248, now seen corresponding path program 1 times [2018-10-26 21:33:55,712 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:33:55,712 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:33:55,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:55,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:33:55,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:33:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:33:56,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3085 backedges. 479 proven. 0 refuted. 0 times theorem prover too weak. 2606 trivial. 0 not checked. [2018-10-26 21:33:56,982 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:33:56,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:33:56,983 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:33:56,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:33:56,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:56,984 INFO L87 Difference]: Start difference. First operand 6862 states and 7328 transitions. Second operand 4 states. [2018-10-26 21:33:58,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:33:58,480 INFO L93 Difference]: Finished difference Result 17830 states and 19134 transitions. [2018-10-26 21:33:58,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:33:58,480 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 951 [2018-10-26 21:33:58,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:33:58,482 INFO L225 Difference]: With dead ends: 17830 [2018-10-26 21:33:58,482 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:33:58,494 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:33:58,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:33:58,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:33:58,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:33:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:33:58,495 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 951 [2018-10-26 21:33:58,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:33:58,496 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:33:58,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:33:58,496 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:33:58,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:33:58,502 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:33:58,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,741 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 127 [2018-10-26 21:33:58,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:33:58,936 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 127 [2018-10-26 21:34:00,501 WARN L179 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 109 DAG size of output: 42 [2018-10-26 21:34:01,010 WARN L179 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 42 [2018-10-26 21:34:01,013 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-26 21:34:01,013 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-26 21:34:01,014 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,014 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,014 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,014 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-26 21:34:01,014 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-26 21:34:01,014 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-26 21:34:01,014 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-26 21:34:01,014 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-26 21:34:01,014 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-26 21:34:01,015 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-26 21:34:01,016 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-26 21:34:01,017 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-26 21:34:01,017 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,017 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,017 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,017 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-26 21:34:01,017 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-26 21:34:01,017 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-26 21:34:01,017 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-26 21:34:01,018 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-26 21:34:01,018 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-26 21:34:01,018 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-26 21:34:01,018 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,018 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,018 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,018 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-26 21:34:01,018 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-26 21:34:01,018 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-26 21:34:01,019 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-26 21:34:01,019 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-26 21:34:01,019 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-26 21:34:01,019 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-26 21:34:01,019 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-26 21:34:01,019 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-26 21:34:01,019 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,019 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,019 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,020 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-26 21:34:01,020 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-26 21:34:01,020 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-26 21:34:01,020 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-26 21:34:01,020 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-26 21:34:01,020 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-26 21:34:01,020 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-26 21:34:01,020 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-26 21:34:01,020 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,021 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,021 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,021 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-26 21:34:01,021 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-26 21:34:01,021 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-26 21:34:01,021 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-26 21:34:01,021 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-26 21:34:01,021 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-26 21:34:01,021 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-26 21:34:01,022 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-26 21:34:01,022 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,022 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,022 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,022 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-26 21:34:01,022 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-26 21:34:01,022 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:34:01,022 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-26 21:34:01,023 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-26 21:34:01,024 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-26 21:34:01,024 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-26 21:34:01,024 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-26 21:34:01,024 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-26 21:34:01,024 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-26 21:34:01,024 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-26 21:34:01,024 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,024 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,025 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,025 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-26 21:34:01,025 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-26 21:34:01,025 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-26 21:34:01,025 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-26 21:34:01,025 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-26 21:34:01,025 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-26 21:34:01,025 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 21:34:01,025 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-26 21:34:01,026 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-26 21:34:01,027 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-26 21:34:01,027 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-26 21:34:01,027 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,027 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,027 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,027 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-26 21:34:01,027 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-26 21:34:01,027 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-26 21:34:01,028 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-26 21:34:01,028 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-26 21:34:01,028 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-26 21:34:01,028 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-26 21:34:01,028 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 187) no Hoare annotation was computed. [2018-10-26 21:34:01,028 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-26 21:34:01,028 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,029 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,029 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-26 21:34:01,029 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-26 21:34:01,029 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-26 21:34:01,029 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-26 21:34:01,029 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-26 21:34:01,029 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-26 21:34:01,029 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-26 21:34:01,029 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,030 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,031 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse6 (= ~a21~0 8))) (let ((.cse4 (< 11 ~a12~0)) (.cse5 (<= 9 ~a15~0)) (.cse2 (= ~a24~0 1)) (.cse0 (not (= ~a15~0 9))) (.cse3 (not (= ~a21~0 9))) (.cse1 (not .cse6))) (or (and .cse0 .cse1 (not (= ~a15~0 5)) .cse2) (and .cse3 .cse1 .cse2) (and .cse4 .cse5 .cse2) (and (<= ~a12~0 80) .cse4 .cse2) (and (= ~a15~0 7) .cse2) (and (= ~a15~0 8) .cse2) (and .cse2 .cse5 .cse6) (and .cse0 (<= (+ ~a12~0 43) 0) .cse1 .cse2) (and .cse0 .cse3 .cse1 (<= (+ ~a12~0 49) 0))))) [2018-10-26 21:34:01,031 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-26 21:34:01,031 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-26 21:34:01,031 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-26 21:34:01,031 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-26 21:34:01,032 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,033 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse6 (= ~a21~0 8))) (let ((.cse4 (< 11 ~a12~0)) (.cse5 (<= 9 ~a15~0)) (.cse2 (= ~a24~0 1)) (.cse0 (not (= ~a15~0 9))) (.cse3 (not (= ~a21~0 9))) (.cse1 (not .cse6))) (or (and .cse0 .cse1 (not (= ~a15~0 5)) .cse2) (and .cse3 .cse1 .cse2) (and .cse4 .cse5 .cse2) (and (<= ~a12~0 80) .cse4 .cse2) (and (= ~a15~0 7) .cse2) (and (= ~a15~0 8) .cse2) (and .cse2 .cse5 .cse6) (and .cse0 (<= (+ ~a12~0 43) 0) .cse1 .cse2) (and .cse0 .cse3 .cse1 (<= (+ ~a12~0 49) 0))))) [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-26 21:34:01,034 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-26 21:34:01,035 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,036 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,036 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,036 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-26 21:34:01,036 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-26 21:34:01,036 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-26 21:34:01,036 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-26 21:34:01,036 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:34:01,036 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-26 21:34:01,037 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-26 21:34:01,038 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-26 21:34:01,038 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,038 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,038 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:01,038 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-26 21:34:01,038 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-26 21:34:01,038 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-26 21:34:01,038 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-26 21:34:01,038 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-26 21:34:01,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:34:01 BoogieIcfgContainer [2018-10-26 21:34:01,060 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:34:01,061 INFO L168 Benchmark]: Toolchain (without parser) took 60097.23 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -214.8 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2018-10-26 21:34:01,062 INFO L168 Benchmark]: CDTParser took 0.22 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. [2018-10-26 21:34:01,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.01 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: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:01,064 INFO L168 Benchmark]: Boogie Procedure Inliner took 252.72 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 714.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:01,065 INFO L168 Benchmark]: Boogie Preprocessor took 113.74 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:01,066 INFO L168 Benchmark]: RCFGBuilder took 3560.14 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 121.5 MB). Peak memory consumption was 121.5 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:01,067 INFO L168 Benchmark]: TraceAbstraction took 55381.17 ms. Allocated memory was 2.2 GB in the beginning and 3.3 GB in the end (delta: 1.0 GB). Free memory was 2.0 GB in the beginning and 1.6 GB in the end (delta: 406.0 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-10-26 21:34:01,072 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 784.01 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: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 252.72 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 714.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.74 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3560.14 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 121.5 MB). Peak memory consumption was 121.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 55381.17 ms. Allocated memory was 2.2 GB in the beginning and 3.3 GB in the end (delta: 1.0 GB). Free memory was 2.0 GB in the beginning and 1.6 GB in the end (delta: 406.0 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 187]: 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 == 9) && !(a21 == 8)) && !(a15 == 5)) && a24 == 1) || ((!(a21 == 9) && !(a21 == 8)) && a24 == 1)) || ((11 < a12 && 9 <= a15) && a24 == 1)) || ((a12 <= 80 && 11 < a12) && a24 == 1)) || (a15 == 7 && a24 == 1)) || (a15 == 8 && a24 == 1)) || ((a24 == 1 && 9 <= a15) && a21 == 8)) || (((!(a15 == 9) && a12 + 43 <= 0) && !(a21 == 8)) && a24 == 1)) || (((!(a15 == 9) && !(a21 == 9)) && !(a21 == 8)) && a12 + 49 <= 0) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((((((((!(a15 == 9) && !(a21 == 8)) && !(a15 == 5)) && a24 == 1) || ((!(a21 == 9) && !(a21 == 8)) && a24 == 1)) || ((11 < a12 && 9 <= a15) && a24 == 1)) || ((a12 <= 80 && 11 < a12) && a24 == 1)) || (a15 == 7 && a24 == 1)) || (a15 == 8 && a24 == 1)) || ((a24 == 1 && 9 <= a15) && a21 == 8)) || (((!(a15 == 9) && a12 + 43 <= 0) && !(a21 == 8)) && a24 == 1)) || (((!(a15 == 9) && !(a21 == 9)) && !(a21 == 8)) && a12 + 49 <= 0) - 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, 55.2s OverallTime, 10 OverallIterations, 9 TraceHistogramMax, 39.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1291 SDtfs, 6673 SDslu, 1305 SDs, 0 SdLazy, 15357 SolverSat, 2622 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2294 GetRequests, 2242 SyntacticMatches, 5 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6862occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 2688 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 146 NumberOfFragments, 217 HoareAnnotationTreeSize, 3 FomulaSimplifications, 14224 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3178 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 7.9s InterpolantComputationTime, 7486 NumberOfCodeBlocks, 7486 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 7472 ConstructedInterpolants, 0 QuantifiedInterpolants, 15779420 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2748 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 14600/15124 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...