java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-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_label38_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-06 21:27:12,572 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-06 21:27:12,577 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-06 21:27:12,592 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-06 21:27:12,592 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-06 21:27:12,593 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-06 21:27:12,594 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-06 21:27:12,596 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-06 21:27:12,598 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-06 21:27:12,599 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-06 21:27:12,600 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-06 21:27:12,600 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-06 21:27:12,601 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-06 21:27:12,602 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-06 21:27:12,603 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-06 21:27:12,604 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-06 21:27:12,605 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-06 21:27:12,609 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-06 21:27:12,611 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-06 21:27:12,615 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-06 21:27:12,619 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-06 21:27:12,620 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-06 21:27:12,625 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-06 21:27:12,639 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-06 21:27:12,654 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-06 21:27:12,654 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-06 21:27:12,655 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-06 21:27:12,655 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-06 21:27:12,655 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-06 21:27:12,655 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-06 21:27:12,656 INFO L133 SettingsManager]: * Use SBE=true [2018-11-06 21:27:12,656 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-06 21:27:12,656 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-06 21:27:12,656 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-06 21:27:12,656 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-06 21:27:12,657 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-06 21:27:12,657 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-06 21:27:12,657 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-06 21:27:12,657 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-06 21:27:12,657 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-06 21:27:12,658 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-06 21:27:12,658 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-06 21:27:12,658 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-06 21:27:12,658 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-06 21:27:12,658 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-06 21:27:12,659 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-06 21:27:12,659 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-06 21:27:12,659 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-06 21:27:12,659 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-06 21:27:12,659 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-06 21:27:12,659 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-06 21:27:12,660 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-06 21:27:12,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-06 21:27:12,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-06 21:27:12,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-06 21:27:12,728 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-06 21:27:12,729 INFO L276 PluginConnector]: CDTParser initialized [2018-11-06 21:27:12,729 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label38_true-unreach-call_false-termination.c [2018-11-06 21:27:12,793 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4489fc00/9d1dc500b5df4f6baff157b665d7502e/FLAG02276ff9a [2018-11-06 21:27:13,397 INFO L298 CDTParser]: Found 1 translation units. [2018-11-06 21:27:13,398 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label38_true-unreach-call_false-termination.c [2018-11-06 21:27:13,429 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4489fc00/9d1dc500b5df4f6baff157b665d7502e/FLAG02276ff9a [2018-11-06 21:27:13,449 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4489fc00/9d1dc500b5df4f6baff157b665d7502e [2018-11-06 21:27:13,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-06 21:27:13,463 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-06 21:27:13,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-06 21:27:13,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-06 21:27:13,471 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-06 21:27:13,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:27:13" (1/1) ... [2018-11-06 21:27:13,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b29a96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:13, skipping insertion in model container [2018-11-06 21:27:13,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:27:13" (1/1) ... [2018-11-06 21:27:13,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-06 21:27:13,567 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-06 21:27:14,048 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 21:27:14,052 INFO L189 MainTranslator]: Completed pre-run [2018-11-06 21:27:14,236 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 21:27:14,257 INFO L193 MainTranslator]: Completed translation [2018-11-06 21:27:14,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14 WrapperNode [2018-11-06 21:27:14,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-06 21:27:14,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-06 21:27:14,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-06 21:27:14,259 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-06 21:27:14,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... [2018-11-06 21:27:14,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... [2018-11-06 21:27:14,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-06 21:27:14,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-06 21:27:14,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-06 21:27:14,493 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-06 21:27:14,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... [2018-11-06 21:27:14,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... [2018-11-06 21:27:14,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... [2018-11-06 21:27:14,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... [2018-11-06 21:27:14,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... [2018-11-06 21:27:14,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... [2018-11-06 21:27:14,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... [2018-11-06 21:27:14,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-06 21:27:14,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-06 21:27:14,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-06 21:27:14,606 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-06 21:27:14,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 21:27:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-06 21:27:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-06 21:27:14,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-06 21:27:18,747 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-06 21:27:18,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:27:18 BoogieIcfgContainer [2018-11-06 21:27:18,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-06 21:27:18,751 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-06 21:27:18,751 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-06 21:27:18,755 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-06 21:27:18,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:27:13" (1/3) ... [2018-11-06 21:27:18,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3673a2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:27:18, skipping insertion in model container [2018-11-06 21:27:18,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:27:14" (2/3) ... [2018-11-06 21:27:18,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3673a2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:27:18, skipping insertion in model container [2018-11-06 21:27:18,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:27:18" (3/3) ... [2018-11-06 21:27:18,761 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label38_true-unreach-call_false-termination.c [2018-11-06 21:27:18,772 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-06 21:27:18,783 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-06 21:27:18,804 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-06 21:27:18,852 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-06 21:27:18,853 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-06 21:27:18,854 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-06 21:27:18,854 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-06 21:27:18,854 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-06 21:27:18,854 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-06 21:27:18,855 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-06 21:27:18,855 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-06 21:27:18,855 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-06 21:27:18,892 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-11-06 21:27:18,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-06 21:27:18,905 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:18,908 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] [2018-11-06 21:27:18,911 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:18,917 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:18,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1316472986, now seen corresponding path program 1 times [2018-11-06 21:27:18,920 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:18,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:18,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:18,983 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:18,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:19,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:27:19,541 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:27:19,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:27:19,547 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 21:27:19,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 21:27:19,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:27:19,567 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-11-06 21:27:22,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:22,899 INFO L93 Difference]: Finished difference Result 854 states and 1562 transitions. [2018-11-06 21:27:22,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 21:27:22,902 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2018-11-06 21:27:22,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:22,925 INFO L225 Difference]: With dead ends: 854 [2018-11-06 21:27:22,926 INFO L226 Difference]: Without dead ends: 601 [2018-11-06 21:27:22,931 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:27:22,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-11-06 21:27:23,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2018-11-06 21:27:23,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-11-06 21:27:23,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 998 transitions. [2018-11-06 21:27:23,025 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 998 transitions. Word has length 51 [2018-11-06 21:27:23,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:23,026 INFO L480 AbstractCegarLoop]: Abstraction has 601 states and 998 transitions. [2018-11-06 21:27:23,026 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 21:27:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 998 transitions. [2018-11-06 21:27:23,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-06 21:27:23,034 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:23,034 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:27:23,035 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:23,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:23,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1655169523, now seen corresponding path program 1 times [2018-11-06 21:27:23,036 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:23,036 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:23,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:23,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:23,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:27:23,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:27:23,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:27:23,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 21:27:23,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 21:27:23,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:27:23,433 INFO L87 Difference]: Start difference. First operand 601 states and 998 transitions. Second operand 4 states. [2018-11-06 21:27:27,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:27,356 INFO L93 Difference]: Finished difference Result 2290 states and 3880 transitions. [2018-11-06 21:27:27,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 21:27:27,357 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2018-11-06 21:27:27,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:27,369 INFO L225 Difference]: With dead ends: 2290 [2018-11-06 21:27:27,370 INFO L226 Difference]: Without dead ends: 1691 [2018-11-06 21:27:27,377 INFO L604 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 [2018-11-06 21:27:27,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1691 states. [2018-11-06 21:27:27,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1691 to 1691. [2018-11-06 21:27:27,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2018-11-06 21:27:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 2536 transitions. [2018-11-06 21:27:27,465 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 2536 transitions. Word has length 134 [2018-11-06 21:27:27,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:27,466 INFO L480 AbstractCegarLoop]: Abstraction has 1691 states and 2536 transitions. [2018-11-06 21:27:27,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 21:27:27,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2536 transitions. [2018-11-06 21:27:27,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-06 21:27:27,476 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:27,477 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:27:27,477 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:27,477 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:27,478 INFO L82 PathProgramCache]: Analyzing trace with hash -1750529388, now seen corresponding path program 1 times [2018-11-06 21:27:27,478 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:27,478 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:27,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:27,479 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:27,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:27,737 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-06 21:27:27,737 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:27:27,737 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:27:27,738 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 21:27:27,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 21:27:27,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:27:27,738 INFO L87 Difference]: Start difference. First operand 1691 states and 2536 transitions. Second operand 4 states. [2018-11-06 21:27:30,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:30,017 INFO L93 Difference]: Finished difference Result 5525 states and 8622 transitions. [2018-11-06 21:27:30,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 21:27:30,018 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 248 [2018-11-06 21:27:30,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:30,037 INFO L225 Difference]: With dead ends: 5525 [2018-11-06 21:27:30,038 INFO L226 Difference]: Without dead ends: 3836 [2018-11-06 21:27:30,042 INFO L604 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 [2018-11-06 21:27:30,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3836 states. [2018-11-06 21:27:30,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3836 to 3299. [2018-11-06 21:27:30,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3299 states. [2018-11-06 21:27:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 3299 states and 4696 transitions. [2018-11-06 21:27:30,116 INFO L78 Accepts]: Start accepts. Automaton has 3299 states and 4696 transitions. Word has length 248 [2018-11-06 21:27:30,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:30,117 INFO L480 AbstractCegarLoop]: Abstraction has 3299 states and 4696 transitions. [2018-11-06 21:27:30,117 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 21:27:30,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3299 states and 4696 transitions. [2018-11-06 21:27:30,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-06 21:27:30,125 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:30,126 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:27:30,126 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:30,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:30,127 INFO L82 PathProgramCache]: Analyzing trace with hash -472948179, now seen corresponding path program 1 times [2018-11-06 21:27:30,127 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:30,127 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:30,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:30,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:30,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:30,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:30,469 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 263 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-06 21:27:30,469 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:27:30,469 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 21:27:30,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:30,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:27:30,827 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-11-06 21:27:30,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 21:27:30,859 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-11-06 21:27:30,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-06 21:27:30,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-06 21:27:30,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-06 21:27:30,861 INFO L87 Difference]: Start difference. First operand 3299 states and 4696 transitions. Second operand 6 states. [2018-11-06 21:27:31,941 WARN L179 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-11-06 21:27:36,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:36,661 INFO L93 Difference]: Finished difference Result 11084 states and 15429 transitions. [2018-11-06 21:27:36,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-06 21:27:36,661 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 324 [2018-11-06 21:27:36,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:36,695 INFO L225 Difference]: With dead ends: 11084 [2018-11-06 21:27:36,695 INFO L226 Difference]: Without dead ends: 7426 [2018-11-06 21:27:36,702 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 326 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-06 21:27:36,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7426 states. [2018-11-06 21:27:36,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7426 to 5433. [2018-11-06 21:27:36,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5433 states. [2018-11-06 21:27:36,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5433 states to 5433 states and 6320 transitions. [2018-11-06 21:27:36,806 INFO L78 Accepts]: Start accepts. Automaton has 5433 states and 6320 transitions. Word has length 324 [2018-11-06 21:27:36,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:36,806 INFO L480 AbstractCegarLoop]: Abstraction has 5433 states and 6320 transitions. [2018-11-06 21:27:36,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-06 21:27:36,806 INFO L276 IsEmpty]: Start isEmpty. Operand 5433 states and 6320 transitions. [2018-11-06 21:27:36,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 631 [2018-11-06 21:27:36,828 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:36,829 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:27:36,829 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:36,830 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:36,830 INFO L82 PathProgramCache]: Analyzing trace with hash 2033704599, now seen corresponding path program 1 times [2018-11-06 21:27:36,830 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:36,830 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:36,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:36,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:36,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:37,988 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 629 proven. 46 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-11-06 21:27:37,989 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:27:37,989 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-06 21:27:37,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:38,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:27:38,474 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 744 trivial. 0 not checked. [2018-11-06 21:27:38,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 21:27:38,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-11-06 21:27:38,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-06 21:27:38,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-06 21:27:38,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-06 21:27:38,499 INFO L87 Difference]: Start difference. First operand 5433 states and 6320 transitions. Second operand 8 states. [2018-11-06 21:27:43,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:43,538 INFO L93 Difference]: Finished difference Result 12493 states and 14532 transitions. [2018-11-06 21:27:43,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-06 21:27:43,539 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 630 [2018-11-06 21:27:43,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:43,540 INFO L225 Difference]: With dead ends: 12493 [2018-11-06 21:27:43,540 INFO L226 Difference]: Without dead ends: 0 [2018-11-06 21:27:43,552 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 641 GetRequests, 631 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2018-11-06 21:27:43,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-06 21:27:43,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-06 21:27:43,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-06 21:27:43,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-06 21:27:43,553 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 630 [2018-11-06 21:27:43,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:43,554 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-06 21:27:43,554 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-06 21:27:43,554 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-06 21:27:43,554 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-06 21:27:43,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-06 21:27:43,787 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-11-06 21:27:43,787 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-11-06 21:27:43,788 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,789 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,790 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,790 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-11-06 21:27:43,790 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-06 21:27:43,790 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-06 21:27:43,790 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-06 21:27:43,790 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-11-06 21:27:43,790 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-11-06 21:27:43,790 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-11-06 21:27:43,791 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-11-06 21:27:43,791 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-11-06 21:27:43,791 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,791 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,791 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,791 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-11-06 21:27:43,791 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-06 21:27:43,791 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-06 21:27:43,791 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-06 21:27:43,792 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-11-06 21:27:43,792 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-11-06 21:27:43,792 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-11-06 21:27:43,792 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,792 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,792 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,792 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-11-06 21:27:43,792 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-06 21:27:43,793 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-06 21:27:43,793 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-06 21:27:43,793 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-11-06 21:27:43,793 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-11-06 21:27:43,793 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-11-06 21:27:43,793 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-11-06 21:27:43,793 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-11-06 21:27:43,793 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,794 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,794 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,794 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-11-06 21:27:43,794 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-06 21:27:43,794 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-06 21:27:43,794 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-06 21:27:43,794 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-11-06 21:27:43,794 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-11-06 21:27:43,795 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-11-06 21:27:43,795 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-11-06 21:27:43,795 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,795 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,795 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,795 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-06 21:27:43,795 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-06 21:27:43,795 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-06 21:27:43,796 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-11-06 21:27:43,796 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-11-06 21:27:43,796 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-11-06 21:27:43,796 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-11-06 21:27:43,796 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-11-06 21:27:43,796 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,796 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,796 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,797 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-11-06 21:27:43,797 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-11-06 21:27:43,797 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-06 21:27:43,797 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-06 21:27:43,797 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-06 21:27:43,797 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-06 21:27:43,797 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-11-06 21:27:43,797 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-11-06 21:27:43,798 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-11-06 21:27:43,798 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,798 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,798 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,798 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-06 21:27:43,798 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-06 21:27:43,798 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-06 21:27:43,798 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-06 21:27:43,799 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-11-06 21:27:43,800 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-11-06 21:27:43,801 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-11-06 21:27:43,802 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-11-06 21:27:43,802 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,802 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,802 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-11-06 21:27:43,802 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-06 21:27:43,802 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-06 21:27:43,802 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-11-06 21:27:43,802 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-11-06 21:27:43,802 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-11-06 21:27:43,803 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-11-06 21:27:43,803 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-11-06 21:27:43,803 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,803 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,803 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-11-06 21:27:43,803 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-06 21:27:43,803 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-06 21:27:43,803 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-11-06 21:27:43,804 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-11-06 21:27:43,804 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-11-06 21:27:43,804 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,804 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,804 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (or (<= 7 ~a15~0) (not (= ~a21~0 10)) (<= ~a15~0 5) (<= ~a12~0 80)) [2018-11-06 21:27:43,804 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-11-06 21:27:43,805 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-11-06 21:27:43,805 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-06 21:27:43,805 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-06 21:27:43,805 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-11-06 21:27:43,805 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-11-06 21:27:43,805 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-11-06 21:27:43,805 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-11-06 21:27:43,805 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,806 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,806 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-11-06 21:27:43,806 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-11-06 21:27:43,806 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-11-06 21:27:43,806 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-06 21:27:43,806 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-06 21:27:43,806 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-11-06 21:27:43,806 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-11-06 21:27:43,807 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-11-06 21:27:43,807 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,807 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 154) no Hoare annotation was computed. [2018-11-06 21:27:43,807 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,807 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-11-06 21:27:43,807 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-11-06 21:27:43,808 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-06 21:27:43,808 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-06 21:27:43,808 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-11-06 21:27:43,808 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-11-06 21:27:43,808 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-11-06 21:27:43,808 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,808 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,808 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-06 21:27:43,809 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,809 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-11-06 21:27:43,809 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-11-06 21:27:43,809 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (or (<= 7 ~a15~0) (not (= ~a21~0 10)) (<= ~a15~0 5) (<= ~a12~0 80)) [2018-11-06 21:27:43,809 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-11-06 21:27:43,809 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-11-06 21:27:43,809 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-06 21:27:43,809 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-06 21:27:43,810 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-06 21:27:43,810 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-11-06 21:27:43,810 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-11-06 21:27:43,810 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-11-06 21:27:43,810 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-11-06 21:27:43,810 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,810 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,810 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,810 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-11-06 21:27:43,811 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-06 21:27:43,811 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-06 21:27:43,811 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-06 21:27:43,811 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-11-06 21:27:43,811 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-11-06 21:27:43,811 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-11-06 21:27:43,811 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-11-06 21:27:43,811 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-11-06 21:27:43,811 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,812 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,812 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,812 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-11-06 21:27:43,812 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-11-06 21:27:43,812 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-06 21:27:43,812 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-06 21:27:43,812 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-06 21:27:43,812 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-06 21:27:43,812 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-11-06 21:27:43,813 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-11-06 21:27:43,813 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-11-06 21:27:43,813 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,813 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,813 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,813 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-11-06 21:27:43,813 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-06 21:27:43,813 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-06 21:27:43,813 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-06 21:27:43,814 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-11-06 21:27:43,814 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-11-06 21:27:43,814 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-11-06 21:27:43,814 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-11-06 21:27:43,814 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-11-06 21:27:43,814 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,814 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,814 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:43,815 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-11-06 21:27:43,815 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-06 21:27:43,815 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-06 21:27:43,815 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-06 21:27:43,815 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-11-06 21:27:43,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:27:43 BoogieIcfgContainer [2018-11-06 21:27:43,831 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-06 21:27:43,832 INFO L168 Benchmark]: Toolchain (without parser) took 30370.72 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 2.4 GB in the end (delta: -959.7 MB). Peak memory consumption was 254.5 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:43,834 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 21:27:43,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 793.91 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:43,835 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.78 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 725.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:43,836 INFO L168 Benchmark]: Boogie Preprocessor took 112.69 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:43,837 INFO L168 Benchmark]: RCFGBuilder took 4144.22 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 143.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:43,838 INFO L168 Benchmark]: TraceAbstraction took 25080.67 ms. Allocated memory was 2.3 GB in the beginning and 2.8 GB in the end (delta: 488.6 MB). Free memory was 2.0 GB in the beginning and 2.4 GB in the end (delta: -360.7 MB). Peak memory consumption was 128.0 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:43,845 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 793.91 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 233.78 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 725.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.69 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4144.22 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 143.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25080.67 ms. Allocated memory was 2.3 GB in the beginning and 2.8 GB in the end (delta: 488.6 MB). Free memory was 2.0 GB in the beginning and 2.4 GB in the end (delta: -360.7 MB). Peak memory consumption was 128.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 154]: 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: ((7 <= a15 || !(a21 == 10)) || a15 <= 5) || a12 <= 80 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((7 <= a15 || !(a21 == 10)) || a15 <= 5) || a12 <= 80 - 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, 24.9s OverallTime, 5 OverallIterations, 5 TraceHistogramMax, 20.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 635 SDtfs, 3835 SDslu, 703 SDs, 0 SdLazy, 7594 SolverSat, 1871 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 985 GetRequests, 960 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5433occurred in iteration=4, 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, 5 MinimizatonAttempts, 2530 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 102 NumberOfFragments, 29 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2884 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 38 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 2341 NumberOfCodeBlocks, 2341 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 2334 ConstructedInterpolants, 0 QuantifiedInterpolants, 3420113 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1188 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 2816/2867 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...