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/Problem02_label19_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 18:48:37,635 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 18:48:37,637 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 18:48:37,655 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 18:48:37,656 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 18:48:37,657 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 18:48:37,658 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 18:48:37,661 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 18:48:37,664 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 18:48:37,665 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 18:48:37,666 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 18:48:37,666 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 18:48:37,667 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 18:48:37,668 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 18:48:37,669 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 18:48:37,670 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 18:48:37,671 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 18:48:37,673 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 18:48:37,675 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 18:48:37,677 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 18:48:37,678 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 18:48:37,679 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 18:48:37,681 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-23 18:48:37,694 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-23 18:48:37,724 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 18:48:37,724 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 18:48:37,725 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 18:48:37,725 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 18:48:37,728 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 18:48:37,729 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 18:48:37,729 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 18:48:37,730 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 18:48:37,730 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 18:48:37,730 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 18:48:37,730 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 18:48:37,730 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 18:48:37,731 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 18:48:37,731 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 18:48:37,731 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 18:48:37,732 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 18:48:37,732 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 18:48:37,732 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 18:48:37,732 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 18:48:37,732 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 18:48:37,733 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 18:48:37,733 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 18:48:37,733 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 18:48:37,733 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 18:48:37,733 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 18:48:37,734 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 18:48:37,734 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 18:48:37,734 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 18:48:37,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 18:48:37,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 18:48:37,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 18:48:37,827 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 18:48:37,827 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 18:48:37,828 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label19_true-unreach-call_false-termination.c [2018-10-23 18:48:37,892 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/5788020a4/212e15fa8bae4fc48b3213dc7b2bb9f4/FLAGf0c7a019c [2018-10-23 18:48:38,482 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 18:48:38,483 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label19_true-unreach-call_false-termination.c [2018-10-23 18:48:38,510 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/5788020a4/212e15fa8bae4fc48b3213dc7b2bb9f4/FLAGf0c7a019c [2018-10-23 18:48:38,532 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/5788020a4/212e15fa8bae4fc48b3213dc7b2bb9f4 [2018-10-23 18:48:38,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 18:48:38,546 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 18:48:38,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 18:48:38,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 18:48:38,551 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 18:48:38,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:48:38" (1/1) ... [2018-10-23 18:48:38,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6465e754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:38, skipping insertion in model container [2018-10-23 18:48:38,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:48:38" (1/1) ... [2018-10-23 18:48:38,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 18:48:38,640 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 18:48:39,123 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 18:48:39,128 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 18:48:39,237 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 18:48:39,259 INFO L193 MainTranslator]: Completed translation [2018-10-23 18:48:39,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39 WrapperNode [2018-10-23 18:48:39,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 18:48:39,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 18:48:39,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 18:48:39,261 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 18:48:39,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... [2018-10-23 18:48:39,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... [2018-10-23 18:48:39,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 18:48:39,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 18:48:39,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 18:48:39,440 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 18:48:39,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... [2018-10-23 18:48:39,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... [2018-10-23 18:48:39,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... [2018-10-23 18:48:39,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... [2018-10-23 18:48:39,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... [2018-10-23 18:48:39,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... [2018-10-23 18:48:39,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... [2018-10-23 18:48:39,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 18:48:39,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 18:48:39,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 18:48:39,550 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 18:48:39,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 18:48:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 18:48:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 18:48:39,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 18:48:42,856 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 18:48:42,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:48:42 BoogieIcfgContainer [2018-10-23 18:48:42,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 18:48:42,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 18:48:42,860 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 18:48:42,863 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 18:48:42,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:48:38" (1/3) ... [2018-10-23 18:48:42,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d87027b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:48:42, skipping insertion in model container [2018-10-23 18:48:42,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:48:39" (2/3) ... [2018-10-23 18:48:42,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d87027b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:48:42, skipping insertion in model container [2018-10-23 18:48:42,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:48:42" (3/3) ... [2018-10-23 18:48:42,869 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label19_true-unreach-call_false-termination.c [2018-10-23 18:48:42,880 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 18:48:42,893 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 18:48:42,912 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 18:48:42,963 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 18:48:42,964 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 18:48:42,964 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 18:48:42,965 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 18:48:42,965 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 18:48:42,965 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 18:48:42,965 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 18:48:42,965 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 18:48:42,966 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 18:48:42,999 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2018-10-23 18:48:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-23 18:48:43,021 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:48:43,022 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:48:43,025 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:48:43,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:48:43,032 INFO L82 PathProgramCache]: Analyzing trace with hash 2021893173, now seen corresponding path program 1 times [2018-10-23 18:48:43,035 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:48:43,035 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:48:43,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:43,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:48:43,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:48:43,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:48:43,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:48:43,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:48:43,689 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:48:43,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:48:43,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:48:43,709 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 4 states. [2018-10-23 18:48:46,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:48:46,323 INFO L93 Difference]: Finished difference Result 793 states and 1381 transitions. [2018-10-23 18:48:46,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:48:46,325 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-10-23 18:48:46,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:48:46,347 INFO L225 Difference]: With dead ends: 793 [2018-10-23 18:48:46,347 INFO L226 Difference]: Without dead ends: 558 [2018-10-23 18:48:46,352 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 [2018-10-23 18:48:46,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2018-10-23 18:48:46,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 371. [2018-10-23 18:48:46,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 371 states. [2018-10-23 18:48:46,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 605 transitions. [2018-10-23 18:48:46,422 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 605 transitions. Word has length 93 [2018-10-23 18:48:46,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:48:46,423 INFO L481 AbstractCegarLoop]: Abstraction has 371 states and 605 transitions. [2018-10-23 18:48:46,424 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:48:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 605 transitions. [2018-10-23 18:48:46,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-23 18:48:46,429 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:48:46,429 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-23 18:48:46,429 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:48:46,430 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:48:46,430 INFO L82 PathProgramCache]: Analyzing trace with hash -506621046, now seen corresponding path program 1 times [2018-10-23 18:48:46,430 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:48:46,430 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:48:46,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:46,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:48:46,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:48:46,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:48:46,639 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:48:46,640 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:48:46,641 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:48:46,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:48:46,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:48:46,643 INFO L87 Difference]: Start difference. First operand 371 states and 605 transitions. Second operand 3 states. [2018-10-23 18:48:47,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:48:47,574 INFO L93 Difference]: Finished difference Result 1025 states and 1719 transitions. [2018-10-23 18:48:47,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:48:47,575 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2018-10-23 18:48:47,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:48:47,581 INFO L225 Difference]: With dead ends: 1025 [2018-10-23 18:48:47,581 INFO L226 Difference]: Without dead ends: 656 [2018-10-23 18:48:47,585 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:48:47,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2018-10-23 18:48:47,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 656. [2018-10-23 18:48:47,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 656 states. [2018-10-23 18:48:47,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 979 transitions. [2018-10-23 18:48:47,622 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 979 transitions. Word has length 98 [2018-10-23 18:48:47,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:48:47,622 INFO L481 AbstractCegarLoop]: Abstraction has 656 states and 979 transitions. [2018-10-23 18:48:47,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:48:47,623 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 979 transitions. [2018-10-23 18:48:47,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-23 18:48:47,629 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:48:47,630 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-23 18:48:47,630 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:48:47,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:48:47,630 INFO L82 PathProgramCache]: Analyzing trace with hash 2129780755, now seen corresponding path program 1 times [2018-10-23 18:48:47,631 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:48:47,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:48:47,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:47,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:48:47,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:48:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:48:47,902 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:48:47,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 18:48:47,902 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:48:47,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:48:47,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:48:47,906 INFO L87 Difference]: Start difference. First operand 656 states and 979 transitions. Second operand 4 states. [2018-10-23 18:48:51,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:48:51,389 INFO L93 Difference]: Finished difference Result 2445 states and 3728 transitions. [2018-10-23 18:48:51,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:48:51,390 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-10-23 18:48:51,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:48:51,398 INFO L225 Difference]: With dead ends: 2445 [2018-10-23 18:48:51,398 INFO L226 Difference]: Without dead ends: 1499 [2018-10-23 18:48:51,400 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:48:51,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1499 states. [2018-10-23 18:48:51,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1499 to 1492. [2018-10-23 18:48:51,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1492 states. [2018-10-23 18:48:51,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1492 states and 2065 transitions. [2018-10-23 18:48:51,458 INFO L78 Accepts]: Start accepts. Automaton has 1492 states and 2065 transitions. Word has length 103 [2018-10-23 18:48:51,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:48:51,458 INFO L481 AbstractCegarLoop]: Abstraction has 1492 states and 2065 transitions. [2018-10-23 18:48:51,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:48:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 2065 transitions. [2018-10-23 18:48:51,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-23 18:48:51,477 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:48:51,477 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:48:51,477 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:48:51,478 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:48:51,481 INFO L82 PathProgramCache]: Analyzing trace with hash -789345690, now seen corresponding path program 1 times [2018-10-23 18:48:51,481 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:48:51,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:48:51,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:51,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:48:51,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:48:51,584 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:48:51,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:48:51,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-23 18:48:51,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:48:51,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:48:51,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:48:51,586 INFO L87 Difference]: Start difference. First operand 1492 states and 2065 transitions. Second operand 3 states. [2018-10-23 18:48:52,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:48:52,493 INFO L93 Difference]: Finished difference Result 4392 states and 6104 transitions. [2018-10-23 18:48:52,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:48:52,495 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2018-10-23 18:48:52,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:48:52,508 INFO L225 Difference]: With dead ends: 4392 [2018-10-23 18:48:52,508 INFO L226 Difference]: Without dead ends: 2902 [2018-10-23 18:48:52,511 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:48:52,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2902 states. [2018-10-23 18:48:52,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2902 to 2902. [2018-10-23 18:48:52,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2902 states. [2018-10-23 18:48:52,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2902 states and 3826 transitions. [2018-10-23 18:48:52,574 INFO L78 Accepts]: Start accepts. Automaton has 2902 states and 3826 transitions. Word has length 111 [2018-10-23 18:48:52,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:48:52,574 INFO L481 AbstractCegarLoop]: Abstraction has 2902 states and 3826 transitions. [2018-10-23 18:48:52,574 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:48:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3826 transitions. [2018-10-23 18:48:52,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-23 18:48:52,581 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:48:52,581 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:48:52,582 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:48:52,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:48:52,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1960548205, now seen corresponding path program 1 times [2018-10-23 18:48:52,582 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:48:52,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:48:52,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:52,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:48:52,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:48:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:48:52,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:48:52,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:48:52,841 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:48:52,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:48:52,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:48:52,842 INFO L87 Difference]: Start difference. First operand 2902 states and 3826 transitions. Second operand 4 states. [2018-10-23 18:48:54,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:48:54,201 INFO L93 Difference]: Finished difference Result 5666 states and 7498 transitions. [2018-10-23 18:48:54,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:48:54,202 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2018-10-23 18:48:54,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:48:54,214 INFO L225 Difference]: With dead ends: 5666 [2018-10-23 18:48:54,214 INFO L226 Difference]: Without dead ends: 2766 [2018-10-23 18:48:54,218 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 [2018-10-23 18:48:54,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2766 states. [2018-10-23 18:48:54,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2766 to 2761. [2018-10-23 18:48:54,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2761 states. [2018-10-23 18:48:54,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 3276 transitions. [2018-10-23 18:48:54,259 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 3276 transitions. Word has length 152 [2018-10-23 18:48:54,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:48:54,260 INFO L481 AbstractCegarLoop]: Abstraction has 2761 states and 3276 transitions. [2018-10-23 18:48:54,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:48:54,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3276 transitions. [2018-10-23 18:48:54,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-23 18:48:54,266 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:48:54,266 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:48:54,266 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:48:54,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:48:54,267 INFO L82 PathProgramCache]: Analyzing trace with hash 685168847, now seen corresponding path program 1 times [2018-10-23 18:48:54,267 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:48:54,267 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:48:54,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:54,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:48:54,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:48:54,390 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:48:54,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:48:54,390 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:48:54,391 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:48:54,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:48:54,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:48:54,391 INFO L87 Difference]: Start difference. First operand 2761 states and 3276 transitions. Second operand 3 states. [2018-10-23 18:48:55,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:48:55,014 INFO L93 Difference]: Finished difference Result 5526 states and 6559 transitions. [2018-10-23 18:48:55,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:48:55,015 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2018-10-23 18:48:55,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:48:55,025 INFO L225 Difference]: With dead ends: 5526 [2018-10-23 18:48:55,026 INFO L226 Difference]: Without dead ends: 2767 [2018-10-23 18:48:55,030 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:48:55,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2767 states. [2018-10-23 18:48:55,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2767 to 2761. [2018-10-23 18:48:55,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2761 states. [2018-10-23 18:48:55,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 3167 transitions. [2018-10-23 18:48:55,068 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 3167 transitions. Word has length 162 [2018-10-23 18:48:55,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:48:55,069 INFO L481 AbstractCegarLoop]: Abstraction has 2761 states and 3167 transitions. [2018-10-23 18:48:55,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:48:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3167 transitions. [2018-10-23 18:48:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-23 18:48:55,074 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:48:55,075 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:48:55,075 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:48:55,075 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:48:55,075 INFO L82 PathProgramCache]: Analyzing trace with hash 1575866026, now seen corresponding path program 1 times [2018-10-23 18:48:55,076 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:48:55,076 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:48:55,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:55,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:48:55,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:48:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-23 18:48:55,336 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:48:55,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:48:55,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:48:55,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:48:55,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:48:55,338 INFO L87 Difference]: Start difference. First operand 2761 states and 3167 transitions. Second operand 4 states. [2018-10-23 18:48:57,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:48:57,260 INFO L93 Difference]: Finished difference Result 5375 states and 6178 transitions. [2018-10-23 18:48:57,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:48:57,261 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 164 [2018-10-23 18:48:57,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:48:57,280 INFO L225 Difference]: With dead ends: 5375 [2018-10-23 18:48:57,280 INFO L226 Difference]: Without dead ends: 2616 [2018-10-23 18:48:57,284 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 [2018-10-23 18:48:57,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2616 states. [2018-10-23 18:48:57,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2616 to 2616. [2018-10-23 18:48:57,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2616 states. [2018-10-23 18:48:57,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2616 states and 2895 transitions. [2018-10-23 18:48:57,334 INFO L78 Accepts]: Start accepts. Automaton has 2616 states and 2895 transitions. Word has length 164 [2018-10-23 18:48:57,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:48:57,334 INFO L481 AbstractCegarLoop]: Abstraction has 2616 states and 2895 transitions. [2018-10-23 18:48:57,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:48:57,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 2895 transitions. [2018-10-23 18:48:57,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-23 18:48:57,340 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:48:57,341 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:48:57,341 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:48:57,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:48:57,342 INFO L82 PathProgramCache]: Analyzing trace with hash 718975241, now seen corresponding path program 1 times [2018-10-23 18:48:57,342 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:48:57,342 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:48:57,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:57,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:48:57,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:48:57,500 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-23 18:48:57,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:48:57,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:48:57,501 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:48:57,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:48:57,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:48:57,502 INFO L87 Difference]: Start difference. First operand 2616 states and 2895 transitions. Second operand 3 states. [2018-10-23 18:48:59,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:48:59,805 INFO L93 Difference]: Finished difference Result 5651 states and 6289 transitions. [2018-10-23 18:48:59,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:48:59,809 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2018-10-23 18:48:59,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:48:59,819 INFO L225 Difference]: With dead ends: 5651 [2018-10-23 18:48:59,819 INFO L226 Difference]: Without dead ends: 2750 [2018-10-23 18:48:59,822 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:48:59,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2750 states. [2018-10-23 18:48:59,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2750 to 2748. [2018-10-23 18:48:59,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2748 states. [2018-10-23 18:48:59,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 2748 states and 3015 transitions. [2018-10-23 18:48:59,859 INFO L78 Accepts]: Start accepts. Automaton has 2748 states and 3015 transitions. Word has length 175 [2018-10-23 18:48:59,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:48:59,859 INFO L481 AbstractCegarLoop]: Abstraction has 2748 states and 3015 transitions. [2018-10-23 18:48:59,859 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:48:59,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 3015 transitions. [2018-10-23 18:48:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-23 18:48:59,864 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:48:59,865 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-10-23 18:48:59,865 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:48:59,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:48:59,865 INFO L82 PathProgramCache]: Analyzing trace with hash -232456917, now seen corresponding path program 1 times [2018-10-23 18:48:59,865 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:48:59,866 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:48:59,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:59,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:48:59,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:48:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:00,023 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-23 18:49:00,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:00,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 18:49:00,024 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:00,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:00,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:00,025 INFO L87 Difference]: Start difference. First operand 2748 states and 3015 transitions. Second operand 4 states. [2018-10-23 18:49:01,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:01,123 INFO L93 Difference]: Finished difference Result 6479 states and 7182 transitions. [2018-10-23 18:49:01,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:01,123 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 175 [2018-10-23 18:49:01,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:01,135 INFO L225 Difference]: With dead ends: 6479 [2018-10-23 18:49:01,135 INFO L226 Difference]: Without dead ends: 3733 [2018-10-23 18:49:01,138 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:01,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3733 states. [2018-10-23 18:49:01,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3733 to 3729. [2018-10-23 18:49:01,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3729 states. [2018-10-23 18:49:01,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 4049 transitions. [2018-10-23 18:49:01,189 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 4049 transitions. Word has length 175 [2018-10-23 18:49:01,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:01,189 INFO L481 AbstractCegarLoop]: Abstraction has 3729 states and 4049 transitions. [2018-10-23 18:49:01,189 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:01,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 4049 transitions. [2018-10-23 18:49:01,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-23 18:49:01,196 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:01,196 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-10-23 18:49:01,196 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:01,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:01,197 INFO L82 PathProgramCache]: Analyzing trace with hash 1220789653, now seen corresponding path program 1 times [2018-10-23 18:49:01,197 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:01,197 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:01,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:01,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:01,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:01,394 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:01,394 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:01,394 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 18:49:01,395 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:01,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:01,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:01,395 INFO L87 Difference]: Start difference. First operand 3729 states and 4049 transitions. Second operand 4 states. [2018-10-23 18:49:02,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:02,269 INFO L93 Difference]: Finished difference Result 7316 states and 7944 transitions. [2018-10-23 18:49:02,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:02,269 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 198 [2018-10-23 18:49:02,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:02,279 INFO L225 Difference]: With dead ends: 7316 [2018-10-23 18:49:02,279 INFO L226 Difference]: Without dead ends: 3161 [2018-10-23 18:49:02,282 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:02,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3161 states. [2018-10-23 18:49:02,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3161 to 3157. [2018-10-23 18:49:02,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3157 states. [2018-10-23 18:49:02,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 3157 states and 3349 transitions. [2018-10-23 18:49:02,322 INFO L78 Accepts]: Start accepts. Automaton has 3157 states and 3349 transitions. Word has length 198 [2018-10-23 18:49:02,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:02,322 INFO L481 AbstractCegarLoop]: Abstraction has 3157 states and 3349 transitions. [2018-10-23 18:49:02,322 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:02,322 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3349 transitions. [2018-10-23 18:49:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-23 18:49:02,328 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:02,328 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:02,328 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:02,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:02,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1584821544, now seen corresponding path program 1 times [2018-10-23 18:49:02,329 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:02,329 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:02,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:02,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:02,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:02,448 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 115 proven. 10 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-10-23 18:49:02,448 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 18:49:02,448 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 18:49:02,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:02,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 18:49:02,751 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-10-23 18:49:02,792 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 18:49:02,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2018-10-23 18:49:02,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-23 18:49:02,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-23 18:49:02,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-23 18:49:02,794 INFO L87 Difference]: Start difference. First operand 3157 states and 3349 transitions. Second operand 5 states. [2018-10-23 18:49:05,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:05,397 INFO L93 Difference]: Finished difference Result 5998 states and 6360 transitions. [2018-10-23 18:49:05,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:05,398 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 207 [2018-10-23 18:49:05,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:05,398 INFO L225 Difference]: With dead ends: 5998 [2018-10-23 18:49:05,398 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 18:49:05,404 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 206 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-23 18:49:05,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 18:49:05,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 18:49:05,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 18:49:05,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 18:49:05,405 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2018-10-23 18:49:05,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:05,405 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 18:49:05,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-23 18:49:05,405 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 18:49:05,405 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 18:49:05,410 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 18:49:05,921 WARN L179 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2018-10-23 18:49:06,507 WARN L179 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2018-10-23 18:49:06,511 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,511 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,511 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,511 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-23 18:49:06,511 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-23 18:49:06,511 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-23 18:49:06,511 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-23 18:49:06,512 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-23 18:49:06,512 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-23 18:49:06,512 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-23 18:49:06,512 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,512 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,512 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,512 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-23 18:49:06,512 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-23 18:49:06,513 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-23 18:49:06,513 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-23 18:49:06,513 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-23 18:49:06,513 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-23 18:49:06,513 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-23 18:49:06,513 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,513 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,513 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,513 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-23 18:49:06,514 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-23 18:49:06,514 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-23 18:49:06,514 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-23 18:49:06,514 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-23 18:49:06,514 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,514 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,514 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,514 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-23 18:49:06,514 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-23 18:49:06,515 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-23 18:49:06,516 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,517 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-23 18:49:06,518 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-23 18:49:06,519 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-23 18:49:06,520 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-23 18:49:06,520 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-23 18:49:06,520 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-23 18:49:06,520 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-23 18:49:06,520 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-23 18:49:06,520 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-23 18:49:06,520 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 18:49:06,520 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-10-23 18:49:06,521 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,521 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,521 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-23 18:49:06,521 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-23 18:49:06,521 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-23 18:49:06,521 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-23 18:49:06,521 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-23 18:49:06,521 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-23 18:49:06,522 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-23 18:49:06,522 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-23 18:49:06,522 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-23 18:49:06,522 INFO L421 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse11 (= ~a25~0 1)) (.cse0 (= ~a28~0 11))) (let ((.cse5 (<= 10 ~a28~0)) (.cse8 (not .cse0)) (.cse2 (= ~a28~0 9)) (.cse12 (<= ~a17~0 8)) (.cse6 (not .cse11)) (.cse9 (= ~a28~0 10)) (.cse4 (= ~a19~0 1)) (.cse1 (= ~a11~0 1)) (.cse3 (= ~a17~0 8)) (.cse7 (<= ~a11~0 0)) (.cse10 (= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse1) (and .cse5 .cse6 .cse4 .cse7 .cse8) (and .cse9 .cse3 .cse7) (and .cse5 .cse6 .cse1) (and .cse4 .cse10 .cse11 .cse12 .cse1) (and .cse9 .cse4 .cse7) (and .cse3 .cse7 .cse6 .cse8) (and .cse3 .cse4 .cse7 .cse11) (and .cse2 .cse11 .cse12 .cse1) (and .cse3 .cse6 .cse10 .cse1) (and .cse9 .cse4 .cse1) (and .cse3 .cse7 .cse10)))) [2018-10-23 18:49:06,523 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,523 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,523 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-23 18:49:06,523 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-23 18:49:06,523 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-23 18:49:06,523 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-23 18:49:06,523 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-23 18:49:06,523 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-23 18:49:06,524 INFO L428 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-10-23 18:49:06,524 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,524 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,524 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-23 18:49:06,524 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-23 18:49:06,524 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-23 18:49:06,524 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-23 18:49:06,524 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-23 18:49:06,524 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-23 18:49:06,525 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-23 18:49:06,525 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-23 18:49:06,525 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-23 18:49:06,525 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,525 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,525 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-23 18:49:06,525 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-23 18:49:06,525 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-23 18:49:06,525 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-23 18:49:06,526 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-23 18:49:06,526 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-23 18:49:06,526 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-23 18:49:06,526 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,526 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse11 (= ~a25~0 1)) (.cse0 (= ~a28~0 11))) (let ((.cse5 (<= 10 ~a28~0)) (.cse8 (not .cse0)) (.cse2 (= ~a28~0 9)) (.cse12 (<= ~a17~0 8)) (.cse6 (not .cse11)) (.cse9 (= ~a28~0 10)) (.cse4 (= ~a19~0 1)) (.cse1 (= ~a11~0 1)) (.cse3 (= ~a17~0 8)) (.cse7 (<= ~a11~0 0)) (.cse10 (= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse1) (and .cse5 .cse6 .cse4 .cse7 .cse8) (and .cse9 .cse3 .cse7) (and .cse5 .cse6 .cse1) (and .cse4 .cse10 .cse11 .cse12 .cse1) (and .cse9 .cse4 .cse7) (and .cse3 .cse7 .cse6 .cse8) (and .cse3 .cse4 .cse7 .cse11) (and .cse2 .cse11 .cse12 .cse1) (and .cse3 .cse6 .cse10 .cse1) (and .cse9 .cse4 .cse1) (and .cse3 .cse7 .cse10)))) [2018-10-23 18:49:06,526 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,526 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-23 18:49:06,527 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-23 18:49:06,528 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-23 18:49:06,528 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-23 18:49:06,528 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-23 18:49:06,528 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-23 18:49:06,528 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-23 18:49:06,528 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,528 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,528 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-23 18:49:06,529 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,529 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-23 18:49:06,529 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-23 18:49:06,529 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-23 18:49:06,529 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-23 18:49:06,529 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-23 18:49:06,529 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 18:49:06,529 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-23 18:49:06,529 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-23 18:49:06,530 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-23 18:49:06,531 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:06,532 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-23 18:49:06,533 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-23 18:49:06,533 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-23 18:49:06,533 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-23 18:49:06,533 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-23 18:49:06,533 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-23 18:49:06,533 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-23 18:49:06,533 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-23 18:49:06,533 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-23 18:49:06,533 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-23 18:49:06,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 06:49:06 BoogieIcfgContainer [2018-10-23 18:49:06,557 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 18:49:06,558 INFO L168 Benchmark]: Toolchain (without parser) took 28013.56 ms. Allocated memory was 1.6 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 837.7 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:06,559 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 18:49:06,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.35 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:06,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.94 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 761.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -848.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:06,561 INFO L168 Benchmark]: Boogie Preprocessor took 109.69 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 18:49:06,562 INFO L168 Benchmark]: RCFGBuilder took 3308.70 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 126.8 MB). Peak memory consumption was 126.8 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:06,563 INFO L168 Benchmark]: TraceAbstraction took 23697.82 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 330.8 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -376.6 MB). Peak memory consumption was 756.1 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:06,568 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.35 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 177.94 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 761.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -848.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.69 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3308.70 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 126.8 MB). Peak memory consumption was 126.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23697.82 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 330.8 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -376.6 MB). Peak memory consumption was 756.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 448]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((a28 == 11 && a11 == 1) || (((a28 == 9 && a17 == 8) && a19 == 1) && a11 == 1)) || ((((10 <= a28 && !(a25 == 1)) && a19 == 1) && a11 <= 0) && !(a28 == 11))) || ((a28 == 10 && a17 == 8) && a11 <= 0)) || ((10 <= a28 && !(a25 == 1)) && a11 == 1)) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && a11 == 1)) || ((a28 == 10 && a19 == 1) && a11 <= 0)) || (((a17 == 8 && a11 <= 0) && !(a25 == 1)) && !(a28 == 11))) || (((a17 == 8 && a19 == 1) && a11 <= 0) && a25 == 1)) || (((a28 == 9 && a25 == 1) && a17 <= 8) && a11 == 1)) || (((a17 == 8 && !(a25 == 1)) && a28 == 7) && a11 == 1)) || ((a28 == 10 && a19 == 1) && a11 == 1)) || ((a17 == 8 && a11 <= 0) && a28 == 7) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((a28 == 11 && a11 == 1) || (((a28 == 9 && a17 == 8) && a19 == 1) && a11 == 1)) || ((((10 <= a28 && !(a25 == 1)) && a19 == 1) && a11 <= 0) && !(a28 == 11))) || ((a28 == 10 && a17 == 8) && a11 <= 0)) || ((10 <= a28 && !(a25 == 1)) && a11 == 1)) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && a11 == 1)) || ((a28 == 10 && a19 == 1) && a11 <= 0)) || (((a17 == 8 && a11 <= 0) && !(a25 == 1)) && !(a28 == 11))) || (((a17 == 8 && a19 == 1) && a11 <= 0) && a25 == 1)) || (((a28 == 9 && a25 == 1) && a17 <= 8) && a11 == 1)) || (((a17 == 8 && !(a25 == 1)) && a28 == 7) && a11 == 1)) || ((a28 == 10 && a19 == 1) && a11 == 1)) || ((a17 == 8 && a11 <= 0) && a28 == 7) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 23.5s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 18.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2277 SDtfs, 3303 SDslu, 707 SDs, 0 SdLazy, 6597 SolverSat, 1389 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 222 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3729occurred 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: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 215 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 60 NumberOfFragments, 323 HoareAnnotationTreeSize, 3 FomulaSimplifications, 654 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 268 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1845 NumberOfCodeBlocks, 1845 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1833 ConstructedInterpolants, 0 QuantifiedInterpolants, 508141 SizeOfPredicates, 1 NumberOfNonLiveVariables, 396 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 1106/1116 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...