java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label01_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 20:23:45,664 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 20:23:45,667 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 20:23:45,681 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 20:23:45,681 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 20:23:45,682 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 20:23:45,686 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 20:23:45,689 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 20:23:45,691 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 20:23:45,692 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 20:23:45,693 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 20:23:45,693 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 20:23:45,696 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 20:23:45,698 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 20:23:45,699 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 20:23:45,707 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 20:23:45,708 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 20:23:45,713 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 20:23:45,714 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 20:23:45,716 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 20:23:45,717 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 20:23:45,718 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 20:23:45,720 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-23 20:23:45,727 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-23 20:23:45,744 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 20:23:45,744 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 20:23:45,745 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 20:23:45,745 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 20:23:45,746 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 20:23:45,746 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 20:23:45,746 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 20:23:45,747 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 20:23:45,747 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 20:23:45,747 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 20:23:45,747 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 20:23:45,747 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 20:23:45,747 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 20:23:45,748 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 20:23:45,748 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 20:23:45,748 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 20:23:45,748 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 20:23:45,749 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 20:23:45,749 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 20:23:45,749 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 20:23:45,749 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 20:23:45,749 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 20:23:45,750 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 20:23:45,750 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 20:23:45,750 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 20:23:45,750 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 20:23:45,750 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 20:23:45,751 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 20:23:45,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 20:23:45,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 20:23:45,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 20:23:45,814 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 20:23:45,814 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 20:23:45,815 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label01_true-unreach-call_false-termination.c [2018-10-23 20:23:45,873 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/948a8e489/a3a0d66163d94983867acc5170bd47d9/FLAGb3e79376c [2018-10-23 20:23:46,427 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 20:23:46,428 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label01_true-unreach-call_false-termination.c [2018-10-23 20:23:46,454 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/948a8e489/a3a0d66163d94983867acc5170bd47d9/FLAGb3e79376c [2018-10-23 20:23:46,469 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/948a8e489/a3a0d66163d94983867acc5170bd47d9 [2018-10-23 20:23:46,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 20:23:46,479 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 20:23:46,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 20:23:46,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 20:23:46,484 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 20:23:46,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:23:46" (1/1) ... [2018-10-23 20:23:46,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68ad0ab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:46, skipping insertion in model container [2018-10-23 20:23:46,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:23:46" (1/1) ... [2018-10-23 20:23:46,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 20:23:46,569 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 20:23:47,133 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:23:47,140 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 20:23:47,252 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:23:47,270 INFO L193 MainTranslator]: Completed translation [2018-10-23 20:23:47,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47 WrapperNode [2018-10-23 20:23:47,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 20:23:47,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 20:23:47,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 20:23:47,272 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 20:23:47,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... [2018-10-23 20:23:47,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... [2018-10-23 20:23:47,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 20:23:47,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 20:23:47,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 20:23:47,511 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 20:23:47,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... [2018-10-23 20:23:47,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... [2018-10-23 20:23:47,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... [2018-10-23 20:23:47,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... [2018-10-23 20:23:47,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... [2018-10-23 20:23:47,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... [2018-10-23 20:23:47,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... [2018-10-23 20:23:47,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 20:23:47,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 20:23:47,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 20:23:47,613 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 20:23:47,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 20:23:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 20:23:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 20:23:47,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 20:23:50,980 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 20:23:50,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:23:50 BoogieIcfgContainer [2018-10-23 20:23:50,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 20:23:50,982 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 20:23:50,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 20:23:50,987 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 20:23:50,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 08:23:46" (1/3) ... [2018-10-23 20:23:50,988 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25de7ba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:23:50, skipping insertion in model container [2018-10-23 20:23:50,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:23:47" (2/3) ... [2018-10-23 20:23:50,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25de7ba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:23:50, skipping insertion in model container [2018-10-23 20:23:50,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:23:50" (3/3) ... [2018-10-23 20:23:50,991 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label01_true-unreach-call_false-termination.c [2018-10-23 20:23:50,999 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 20:23:51,008 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 20:23:51,025 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 20:23:51,062 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 20:23:51,063 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 20:23:51,063 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 20:23:51,064 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 20:23:51,064 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 20:23:51,064 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 20:23:51,064 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 20:23:51,064 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 20:23:51,064 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 20:23:51,095 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-10-23 20:23:51,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-23 20:23:51,107 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:23:51,108 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] [2018-10-23 20:23:51,111 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:23:51,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:23:51,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1306950314, now seen corresponding path program 1 times [2018-10-23 20:23:51,118 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:23:51,119 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:23:51,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:23:51,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:23:51,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:23:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:23:51,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:23:51,541 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:23:51,542 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:23:51,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:23:51,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:23:51,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:23:51,567 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-10-23 20:23:54,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:23:54,652 INFO L93 Difference]: Finished difference Result 854 states and 1562 transitions. [2018-10-23 20:23:54,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:23:54,655 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 55 [2018-10-23 20:23:54,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:23:54,680 INFO L225 Difference]: With dead ends: 854 [2018-10-23 20:23:54,680 INFO L226 Difference]: Without dead ends: 601 [2018-10-23 20:23:54,685 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 20:23:54,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-10-23 20:23:54,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2018-10-23 20:23:54,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-10-23 20:23:54,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 991 transitions. [2018-10-23 20:23:54,779 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 991 transitions. Word has length 55 [2018-10-23 20:23:54,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:23:54,779 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 991 transitions. [2018-10-23 20:23:54,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:23:54,780 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 991 transitions. [2018-10-23 20:23:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-23 20:23:54,786 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:23:54,786 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:23:54,786 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:23:54,787 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:23:54,787 INFO L82 PathProgramCache]: Analyzing trace with hash 553664851, now seen corresponding path program 1 times [2018-10-23 20:23:54,787 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:23:54,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:23:54,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:23:54,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:23:54,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:23:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:23:55,137 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:23:55,137 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:23:55,137 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:23:55,139 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:23:55,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:23:55,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:23:55,140 INFO L87 Difference]: Start difference. First operand 601 states and 991 transitions. Second operand 4 states. [2018-10-23 20:23:57,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:23:57,910 INFO L93 Difference]: Finished difference Result 2291 states and 3852 transitions. [2018-10-23 20:23:57,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:23:57,911 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2018-10-23 20:23:57,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:23:57,921 INFO L225 Difference]: With dead ends: 2291 [2018-10-23 20:23:57,922 INFO L226 Difference]: Without dead ends: 1692 [2018-10-23 20:23:57,929 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:23:57,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1692 states. [2018-10-23 20:23:57,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1692 to 1690. [2018-10-23 20:23:57,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1690 states. [2018-10-23 20:23:57,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1690 states and 2419 transitions. [2018-10-23 20:23:57,999 INFO L78 Accepts]: Start accepts. Automaton has 1690 states and 2419 transitions. Word has length 121 [2018-10-23 20:23:58,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:23:58,000 INFO L481 AbstractCegarLoop]: Abstraction has 1690 states and 2419 transitions. [2018-10-23 20:23:58,000 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:23:58,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2419 transitions. [2018-10-23 20:23:58,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-23 20:23:58,010 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:23:58,010 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:23:58,011 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:23:58,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:23:58,011 INFO L82 PathProgramCache]: Analyzing trace with hash -699778083, now seen corresponding path program 1 times [2018-10-23 20:23:58,011 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:23:58,012 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:23:58,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:23:58,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:23:58,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:23:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:23:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:23:58,360 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:23:58,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:23:58,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:23:58,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:23:58,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:23:58,362 INFO L87 Difference]: Start difference. First operand 1690 states and 2419 transitions. Second operand 4 states. [2018-10-23 20:24:01,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:01,755 INFO L93 Difference]: Finished difference Result 5882 states and 8645 transitions. [2018-10-23 20:24:01,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:24:01,757 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 125 [2018-10-23 20:24:01,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:01,779 INFO L225 Difference]: With dead ends: 5882 [2018-10-23 20:24:01,779 INFO L226 Difference]: Without dead ends: 4194 [2018-10-23 20:24:01,783 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 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 20:24:01,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4194 states. [2018-10-23 20:24:01,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4194 to 4015. [2018-10-23 20:24:01,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4015 states. [2018-10-23 20:24:01,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 5483 transitions. [2018-10-23 20:24:01,864 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 5483 transitions. Word has length 125 [2018-10-23 20:24:01,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:01,865 INFO L481 AbstractCegarLoop]: Abstraction has 4015 states and 5483 transitions. [2018-10-23 20:24:01,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:24:01,865 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 5483 transitions. [2018-10-23 20:24:01,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-10-23 20:24:01,874 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:01,875 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:24:01,875 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:01,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:01,875 INFO L82 PathProgramCache]: Analyzing trace with hash -721556027, now seen corresponding path program 1 times [2018-10-23 20:24:01,876 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:01,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:01,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:01,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:01,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:02,239 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-10-23 20:24:02,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:24:02,240 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 20:24:02,241 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-23 20:24:02,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-23 20:24:02,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:24:02,242 INFO L87 Difference]: Start difference. First operand 4015 states and 5483 transitions. Second operand 7 states. [2018-10-23 20:24:06,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:06,406 INFO L93 Difference]: Finished difference Result 8637 states and 11700 transitions. [2018-10-23 20:24:06,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-23 20:24:06,407 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 330 [2018-10-23 20:24:06,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:06,424 INFO L225 Difference]: With dead ends: 8637 [2018-10-23 20:24:06,425 INFO L226 Difference]: Without dead ends: 3652 [2018-10-23 20:24:06,431 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:24:06,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3652 states. [2018-10-23 20:24:06,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3652 to 3473. [2018-10-23 20:24:06,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3473 states. [2018-10-23 20:24:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 3473 states and 4150 transitions. [2018-10-23 20:24:06,496 INFO L78 Accepts]: Start accepts. Automaton has 3473 states and 4150 transitions. Word has length 330 [2018-10-23 20:24:06,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:06,496 INFO L481 AbstractCegarLoop]: Abstraction has 3473 states and 4150 transitions. [2018-10-23 20:24:06,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-23 20:24:06,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 4150 transitions. [2018-10-23 20:24:06,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2018-10-23 20:24:06,509 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:06,509 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 20:24:06,510 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:06,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:06,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1208069597, now seen corresponding path program 1 times [2018-10-23 20:24:06,510 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:06,510 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:06,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:06,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:06,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:06,885 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-23 20:24:07,082 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 16 [2018-10-23 20:24:07,375 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-10-23 20:24:07,376 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:24:07,376 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-23 20:24:07,376 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-23 20:24:07,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-23 20:24:07,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:24:07,377 INFO L87 Difference]: Start difference. First operand 3473 states and 4150 transitions. Second operand 6 states. [2018-10-23 20:24:09,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:09,918 INFO L93 Difference]: Finished difference Result 7178 states and 8536 transitions. [2018-10-23 20:24:09,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 20:24:09,925 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 457 [2018-10-23 20:24:09,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:09,943 INFO L225 Difference]: With dead ends: 7178 [2018-10-23 20:24:09,944 INFO L226 Difference]: Without dead ends: 3707 [2018-10-23 20:24:09,949 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:24:09,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3707 states. [2018-10-23 20:24:10,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3707 to 3652. [2018-10-23 20:24:10,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3652 states. [2018-10-23 20:24:10,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3652 states and 4330 transitions. [2018-10-23 20:24:10,028 INFO L78 Accepts]: Start accepts. Automaton has 3652 states and 4330 transitions. Word has length 457 [2018-10-23 20:24:10,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:10,028 INFO L481 AbstractCegarLoop]: Abstraction has 3652 states and 4330 transitions. [2018-10-23 20:24:10,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-23 20:24:10,030 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 4330 transitions. [2018-10-23 20:24:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2018-10-23 20:24:10,047 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:24:10,048 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:24:10,048 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:24:10,048 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:24:10,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1122720440, now seen corresponding path program 1 times [2018-10-23 20:24:10,049 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:24:10,049 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:24:10,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:10,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:10,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:24:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:10,477 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-23 20:24:10,767 WARN L179 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-10-23 20:24:11,082 WARN L179 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-23 20:24:11,753 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 592 proven. 46 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-10-23 20:24:11,753 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:24:11,753 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:24:11,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:24:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:24:11,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:24:12,298 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 629 trivial. 0 not checked. [2018-10-23 20:24:12,320 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:24:12,320 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-10-23 20:24:12,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-23 20:24:12,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-23 20:24:12,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-10-23 20:24:12,323 INFO L87 Difference]: Start difference. First operand 3652 states and 4330 transitions. Second operand 8 states. [2018-10-23 20:24:16,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:24:16,690 INFO L93 Difference]: Finished difference Result 7677 states and 9166 transitions. [2018-10-23 20:24:16,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-23 20:24:16,691 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 564 [2018-10-23 20:24:16,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:24:16,692 INFO L225 Difference]: With dead ends: 7677 [2018-10-23 20:24:16,692 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 20:24:16,699 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 566 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2018-10-23 20:24:16,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 20:24:16,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 20:24:16,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 20:24:16,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 20:24:16,700 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 564 [2018-10-23 20:24:16,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:24:16,701 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 20:24:16,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-23 20:24:16,701 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 20:24:16,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 20:24:16,707 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 20:24:16,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:24:16,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:24:16,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:24:16,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:24:16,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:24:16,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:24:17,563 WARN L179 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2018-10-23 20:24:18,342 WARN L179 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2018-10-23 20:24:18,354 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-23 20:24:18,354 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-23 20:24:18,354 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,354 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,354 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,355 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-23 20:24:18,355 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-23 20:24:18,355 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-23 20:24:18,355 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-23 20:24:18,356 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-23 20:24:18,356 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-23 20:24:18,356 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-23 20:24:18,356 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-23 20:24:18,356 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,356 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,356 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,356 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-23 20:24:18,357 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-23 20:24:18,357 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-23 20:24:18,357 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-23 20:24:18,357 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-23 20:24:18,357 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-23 20:24:18,357 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-23 20:24:18,357 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-23 20:24:18,358 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,358 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,358 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,358 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-23 20:24:18,358 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-23 20:24:18,358 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-23 20:24:18,358 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-23 20:24:18,358 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-23 20:24:18,359 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-23 20:24:18,359 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-23 20:24:18,359 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-23 20:24:18,359 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-23 20:24:18,359 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,359 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,359 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,359 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-23 20:24:18,360 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-23 20:24:18,360 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-23 20:24:18,360 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-23 20:24:18,360 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-23 20:24:18,360 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-23 20:24:18,360 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-23 20:24:18,360 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,360 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,361 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,361 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-23 20:24:18,361 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-23 20:24:18,361 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-23 20:24:18,361 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-23 20:24:18,361 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-23 20:24:18,361 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-23 20:24:18,361 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-23 20:24:18,361 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-23 20:24:18,362 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-23 20:24:18,362 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,362 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,362 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,362 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-23 20:24:18,362 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-23 20:24:18,362 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-23 20:24:18,362 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-23 20:24:18,363 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-23 20:24:18,363 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-23 20:24:18,363 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-23 20:24:18,363 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-23 20:24:18,363 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,363 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,363 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,363 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-23 20:24:18,364 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-23 20:24:18,364 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-23 20:24:18,364 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-23 20:24:18,364 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-23 20:24:18,364 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-23 20:24:18,364 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-23 20:24:18,364 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-23 20:24:18,365 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,365 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,365 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,365 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-23 20:24:18,365 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-23 20:24:18,365 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 20:24:18,365 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-23 20:24:18,365 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-23 20:24:18,366 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-23 20:24:18,366 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-23 20:24:18,366 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-23 20:24:18,366 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-23 20:24:18,366 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,366 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,366 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,366 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-23 20:24:18,368 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-23 20:24:18,368 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-23 20:24:18,369 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-23 20:24:18,369 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-23 20:24:18,369 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-23 20:24:18,369 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-23 20:24:18,369 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-23 20:24:18,369 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,369 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,369 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,369 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,370 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,371 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,372 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-23 20:24:18,372 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-23 20:24:18,372 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-23 20:24:18,372 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-23 20:24:18,372 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-23 20:24:18,372 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-23 20:24:18,372 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-23 20:24:18,373 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-23 20:24:18,373 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,373 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,373 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-23 20:24:18,373 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-23 20:24:18,373 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-23 20:24:18,373 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-23 20:24:18,373 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-23 20:24:18,374 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-23 20:24:18,374 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-23 20:24:18,374 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-23 20:24:18,374 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,374 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,374 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-23 20:24:18,374 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-23 20:24:18,374 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-23 20:24:18,375 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-23 20:24:18,375 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-23 20:24:18,375 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-23 20:24:18,375 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,375 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,376 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse0 (= ~a24~0 1))) (or (and (= ~a21~0 6) (<= (+ ~a12~0 49) 0)) (and (not (= ~a15~0 5)) .cse0) (and .cse0 (not (= 8 ~a21~0))) (and (< 11 ~a12~0) .cse0))) [2018-10-23 20:24:18,376 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-23 20:24:18,376 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-23 20:24:18,376 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-23 20:24:18,376 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-23 20:24:18,376 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-23 20:24:18,376 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-23 20:24:18,376 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-23 20:24:18,377 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-23 20:24:18,377 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,377 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,377 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-10-23 20:24:18,377 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-23 20:24:18,377 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-23 20:24:18,377 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-23 20:24:18,377 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-23 20:24:18,378 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-23 20:24:18,378 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-23 20:24:18,378 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-23 20:24:18,378 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,378 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,378 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-23 20:24:18,378 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-23 20:24:18,378 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-23 20:24:18,378 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-23 20:24:18,379 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 20:24:18,379 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-23 20:24:18,379 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-23 20:24:18,379 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,379 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,379 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-23 20:24:18,379 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,379 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-23 20:24:18,380 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-23 20:24:18,380 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse0 (= ~a24~0 1))) (or (and (= ~a21~0 6) (<= (+ ~a12~0 49) 0)) (and (not (= ~a15~0 5)) .cse0) (and .cse0 (not (= 8 ~a21~0))) (and (< 11 ~a12~0) .cse0))) [2018-10-23 20:24:18,380 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-23 20:24:18,380 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-23 20:24:18,380 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-23 20:24:18,380 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-23 20:24:18,380 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-23 20:24:18,380 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-23 20:24:18,381 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-23 20:24:18,381 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-23 20:24:18,381 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-23 20:24:18,381 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,381 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,381 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,381 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-23 20:24:18,381 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-23 20:24:18,381 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-23 20:24:18,382 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-23 20:24:18,382 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-23 20:24:18,382 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2018-10-23 20:24:18,382 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-23 20:24:18,382 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-23 20:24:18,382 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-23 20:24:18,382 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-23 20:24:18,383 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,383 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,383 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,383 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-23 20:24:18,383 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-23 20:24:18,383 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-23 20:24:18,383 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-23 20:24:18,383 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 20:24:18,383 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-23 20:24:18,384 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-23 20:24:18,384 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-23 20:24:18,384 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-23 20:24:18,384 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,384 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,384 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,384 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-23 20:24:18,384 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-23 20:24:18,385 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-23 20:24:18,385 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-23 20:24:18,385 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-23 20:24:18,385 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-23 20:24:18,385 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-23 20:24:18,385 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-23 20:24:18,385 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-23 20:24:18,385 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,385 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,386 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:24:18,386 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-23 20:24:18,386 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-23 20:24:18,386 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-23 20:24:18,386 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-23 20:24:18,386 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-23 20:24:18,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 08:24:18 BoogieIcfgContainer [2018-10-23 20:24:18,403 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 20:24:18,404 INFO L168 Benchmark]: Toolchain (without parser) took 31925.23 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -822.3 MB). Peak memory consumption was 396.1 MB. Max. memory is 7.1 GB. [2018-10-23 20:24:18,405 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 20:24:18,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.76 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-23 20:24:18,406 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.58 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 758.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -842.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2018-10-23 20:24:18,407 INFO L168 Benchmark]: Boogie Preprocessor took 103.85 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2018-10-23 20:24:18,408 INFO L168 Benchmark]: RCFGBuilder took 3368.52 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: 130.1 MB). Peak memory consumption was 130.1 MB. Max. memory is 7.1 GB. [2018-10-23 20:24:18,409 INFO L168 Benchmark]: TraceAbstraction took 27420.98 ms. Allocated memory was 2.3 GB in the beginning and 2.8 GB in the end (delta: 459.8 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -179.1 MB). Peak memory consumption was 280.7 MB. Max. memory is 7.1 GB. [2018-10-23 20:24:18,415 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 790.76 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 236.58 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 758.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -842.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.85 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3368.52 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: 130.1 MB). Peak memory consumption was 130.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27420.98 ms. Allocated memory was 2.3 GB in the beginning and 2.8 GB in the end (delta: 459.8 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -179.1 MB). Peak memory consumption was 280.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((a21 == 6 && a12 + 49 <= 0) || (!(a15 == 5) && a24 == 1)) || (a24 == 1 && !(8 == a21))) || (11 < a12 && a24 == 1) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((a21 == 6 && a12 + 49 <= 0) || (!(a15 == 5) && a24 == 1)) || (a24 == 1 && !(8 == a21))) || (11 < a12 && a24 == 1) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. SAFE Result, 27.3s OverallTime, 6 OverallIterations, 5 TraceHistogramMax, 20.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 847 SDtfs, 3936 SDslu, 734 SDs, 0 SdLazy, 8756 SolverSat, 1454 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 600 GetRequests, 573 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4015occurred in iteration=3, 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: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 415 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 74 NumberOfFragments, 67 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1806 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 46 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 2216 NumberOfCodeBlocks, 2216 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 2209 ConstructedInterpolants, 0 QuantifiedInterpolants, 3795290 SizeOfPredicates, 1 NumberOfNonLiveVariables, 692 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 2608/2654 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...