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_label33_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 20:26:42,585 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 20:26:42,587 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 20:26:42,600 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 20:26:42,601 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 20:26:42,602 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 20:26:42,603 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 20:26:42,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 20:26:42,607 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 20:26:42,608 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 20:26:42,609 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 20:26:42,609 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 20:26:42,610 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 20:26:42,611 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 20:26:42,612 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 20:26:42,613 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 20:26:42,614 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 20:26:42,616 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 20:26:42,618 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 20:26:42,620 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 20:26:42,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 20:26:42,623 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 20:26:42,625 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-23 20:26:42,626 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-23 20:26:42,626 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-23 20:26:42,627 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-23 20:26:42,628 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-23 20:26:42,629 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-23 20:26:42,630 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-23 20:26:42,632 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-23 20:26:42,632 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-23 20:26:42,633 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-23 20:26:42,636 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 20:26:42,657 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 20:26:42,658 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 20:26:42,659 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 20:26:42,659 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 20:26:42,660 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 20:26:42,661 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 20:26:42,661 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 20:26:42,661 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 20:26:42,661 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 20:26:42,662 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 20:26:42,662 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 20:26:42,662 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 20:26:42,662 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 20:26:42,662 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 20:26:42,663 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 20:26:42,663 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 20:26:42,664 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 20:26:42,664 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 20:26:42,664 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 20:26:42,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 20:26:42,664 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 20:26:42,665 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 20:26:42,666 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 20:26:42,666 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 20:26:42,666 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 20:26:42,667 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 20:26:42,667 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 20:26:42,667 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 20:26:42,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 20:26:42,739 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 20:26:42,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 20:26:42,745 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 20:26:42,746 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 20:26:42,747 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label33_true-unreach-call_false-termination.c [2018-10-23 20:26:42,809 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/5718be12a/c3e51f4969f24644ab470913f93891f3/FLAGca2a4a8d6 [2018-10-23 20:26:43,433 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 20:26:43,434 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label33_true-unreach-call_false-termination.c [2018-10-23 20:26:43,456 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/5718be12a/c3e51f4969f24644ab470913f93891f3/FLAGca2a4a8d6 [2018-10-23 20:26:43,474 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/5718be12a/c3e51f4969f24644ab470913f93891f3 [2018-10-23 20:26:43,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 20:26:43,487 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 20:26:43,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 20:26:43,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 20:26:43,493 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 20:26:43,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:26:43" (1/1) ... [2018-10-23 20:26:43,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@238aa074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:43, skipping insertion in model container [2018-10-23 20:26:43,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:26:43" (1/1) ... [2018-10-23 20:26:43,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 20:26:43,586 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 20:26:44,236 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:26:44,242 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 20:26:44,446 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:26:44,466 INFO L193 MainTranslator]: Completed translation [2018-10-23 20:26:44,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44 WrapperNode [2018-10-23 20:26:44,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 20:26:44,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 20:26:44,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 20:26:44,470 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 20:26:44,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (1/1) ... [2018-10-23 20:26:44,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (1/1) ... [2018-10-23 20:26:44,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 20:26:44,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 20:26:44,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 20:26:44,705 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 20:26:44,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (1/1) ... [2018-10-23 20:26:44,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (1/1) ... [2018-10-23 20:26:44,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (1/1) ... [2018-10-23 20:26:44,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (1/1) ... [2018-10-23 20:26:44,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (1/1) ... [2018-10-23 20:26:44,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (1/1) ... [2018-10-23 20:26:44,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (1/1) ... [2018-10-23 20:26:44,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 20:26:44,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 20:26:44,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 20:26:44,801 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 20:26:44,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (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 20:26:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 20:26:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 20:26:44,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 20:26:48,301 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 20:26:48,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:26:48 BoogieIcfgContainer [2018-10-23 20:26:48,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 20:26:48,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 20:26:48,303 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 20:26:48,306 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 20:26:48,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 08:26:43" (1/3) ... [2018-10-23 20:26:48,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c7782e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:26:48, skipping insertion in model container [2018-10-23 20:26:48,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:26:44" (2/3) ... [2018-10-23 20:26:48,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c7782e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:26:48, skipping insertion in model container [2018-10-23 20:26:48,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:26:48" (3/3) ... [2018-10-23 20:26:48,311 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label33_true-unreach-call_false-termination.c [2018-10-23 20:26:48,321 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 20:26:48,330 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 20:26:48,348 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 20:26:48,386 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 20:26:48,387 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 20:26:48,387 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 20:26:48,387 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 20:26:48,387 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 20:26:48,388 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 20:26:48,388 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 20:26:48,388 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 20:26:48,389 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 20:26:48,414 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-10-23 20:26:48,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-23 20:26:48,424 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:26:48,426 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:26:48,430 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:26:48,436 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:26:48,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1281577798, now seen corresponding path program 1 times [2018-10-23 20:26:48,438 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:26:48,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:26:48,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:26:48,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:26:48,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:26:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:26:48,935 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 20:26:48,938 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:26:48,938 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:26:48,943 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:26:48,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:26:48,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:26:48,964 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-10-23 20:26:51,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:26:51,667 INFO L93 Difference]: Finished difference Result 854 states and 1562 transitions. [2018-10-23 20:26:51,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:26:51,670 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2018-10-23 20:26:51,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:26:51,698 INFO L225 Difference]: With dead ends: 854 [2018-10-23 20:26:51,698 INFO L226 Difference]: Without dead ends: 601 [2018-10-23 20:26:51,704 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:26:51,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-10-23 20:26:51,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2018-10-23 20:26:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-10-23 20:26:51,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 991 transitions. [2018-10-23 20:26:51,808 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 991 transitions. Word has length 59 [2018-10-23 20:26:51,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:26:51,808 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 991 transitions. [2018-10-23 20:26:51,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:26:51,809 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 991 transitions. [2018-10-23 20:26:51,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-23 20:26:51,820 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:26:51,820 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:26:51,821 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:26:51,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:26:51,821 INFO L82 PathProgramCache]: Analyzing trace with hash -2013492436, now seen corresponding path program 1 times [2018-10-23 20:26:51,821 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:26:51,822 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:26:51,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:26:51,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:26:51,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:26:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:26:52,170 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-23 20:26:52,170 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:26:52,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:26:52,173 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:26:52,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:26:52,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:26:52,174 INFO L87 Difference]: Start difference. First operand 601 states and 991 transitions. Second operand 4 states. [2018-10-23 20:26:54,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:26:54,836 INFO L93 Difference]: Finished difference Result 2106 states and 3493 transitions. [2018-10-23 20:26:54,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:26:54,837 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 196 [2018-10-23 20:26:54,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:26:54,845 INFO L225 Difference]: With dead ends: 2106 [2018-10-23 20:26:54,846 INFO L226 Difference]: Without dead ends: 1507 [2018-10-23 20:26:54,849 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 20:26:54,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2018-10-23 20:26:54,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 1507. [2018-10-23 20:26:54,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1507 states. [2018-10-23 20:26:54,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2184 transitions. [2018-10-23 20:26:54,906 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2184 transitions. Word has length 196 [2018-10-23 20:26:54,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:26:54,907 INFO L481 AbstractCegarLoop]: Abstraction has 1507 states and 2184 transitions. [2018-10-23 20:26:54,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:26:54,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2184 transitions. [2018-10-23 20:26:54,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-10-23 20:26:54,916 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:26:54,917 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-23 20:26:54,917 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:26:54,917 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:26:54,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1118383378, now seen corresponding path program 1 times [2018-10-23 20:26:54,918 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:26:54,918 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:26:54,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:26:54,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:26:54,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:26:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:26:55,423 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 17 [2018-10-23 20:26:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-23 20:26:55,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:26:55,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 20:26:55,532 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-23 20:26:55,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-23 20:26:55,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:26:55,533 INFO L87 Difference]: Start difference. First operand 1507 states and 2184 transitions. Second operand 7 states. [2018-10-23 20:27:00,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:27:00,254 INFO L93 Difference]: Finished difference Result 4158 states and 6112 transitions. [2018-10-23 20:27:00,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-23 20:27:00,255 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 309 [2018-10-23 20:27:00,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:27:00,270 INFO L225 Difference]: With dead ends: 4158 [2018-10-23 20:27:00,270 INFO L226 Difference]: Without dead ends: 1681 [2018-10-23 20:27:00,273 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:27:00,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1681 states. [2018-10-23 20:27:00,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1681 to 1502. [2018-10-23 20:27:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2018-10-23 20:27:00,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 1828 transitions. [2018-10-23 20:27:00,305 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 1828 transitions. Word has length 309 [2018-10-23 20:27:00,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:27:00,306 INFO L481 AbstractCegarLoop]: Abstraction has 1502 states and 1828 transitions. [2018-10-23 20:27:00,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-23 20:27:00,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1828 transitions. [2018-10-23 20:27:00,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2018-10-23 20:27:00,315 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:27:00,315 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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 20:27:00,316 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:27:00,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:27:00,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1165582544, now seen corresponding path program 1 times [2018-10-23 20:27:00,316 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:27:00,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:27:00,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:27:00,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:27:00,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:27:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:27:00,688 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-23 20:27:01,031 WARN L179 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 16 [2018-10-23 20:27:01,431 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-23 20:27:01,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:27:01,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-23 20:27:01,433 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-23 20:27:01,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-23 20:27:01,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:27:01,433 INFO L87 Difference]: Start difference. First operand 1502 states and 1828 transitions. Second operand 6 states. [2018-10-23 20:27:05,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:27:05,792 INFO L93 Difference]: Finished difference Result 3212 states and 3868 transitions. [2018-10-23 20:27:05,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 20:27:05,792 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 436 [2018-10-23 20:27:05,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:27:05,800 INFO L225 Difference]: With dead ends: 3212 [2018-10-23 20:27:05,800 INFO L226 Difference]: Without dead ends: 1712 [2018-10-23 20:27:05,803 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:27:05,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2018-10-23 20:27:05,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1681. [2018-10-23 20:27:05,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1681 states. [2018-10-23 20:27:05,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1681 states and 2008 transitions. [2018-10-23 20:27:05,834 INFO L78 Accepts]: Start accepts. Automaton has 1681 states and 2008 transitions. Word has length 436 [2018-10-23 20:27:05,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:27:05,835 INFO L481 AbstractCegarLoop]: Abstraction has 1681 states and 2008 transitions. [2018-10-23 20:27:05,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-23 20:27:05,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2008 transitions. [2018-10-23 20:27:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2018-10-23 20:27:05,849 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:27:05,849 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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 20:27:05,850 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:27:05,850 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:27:05,850 INFO L82 PathProgramCache]: Analyzing trace with hash 2078424283, now seen corresponding path program 1 times [2018-10-23 20:27:05,850 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:27:05,851 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:27:05,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:27:05,852 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:27:05,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:27:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:27:06,680 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 550 proven. 46 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-23 20:27:06,681 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:27:06,681 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 20:27:06,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:27:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:27:06,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:27:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 59 proven. 168 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2018-10-23 20:27:07,431 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-23 20:27:07,431 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 9 [2018-10-23 20:27:07,433 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-23 20:27:07,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-23 20:27:07,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-10-23 20:27:07,434 INFO L87 Difference]: Start difference. First operand 1681 states and 2008 transitions. Second operand 10 states. [2018-10-23 20:27:14,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:27:14,005 INFO L93 Difference]: Finished difference Result 5174 states and 6338 transitions. [2018-10-23 20:27:14,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-23 20:27:14,006 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 543 [2018-10-23 20:27:14,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:27:14,023 INFO L225 Difference]: With dead ends: 5174 [2018-10-23 20:27:14,023 INFO L226 Difference]: Without dead ends: 3133 [2018-10-23 20:27:14,028 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 555 GetRequests, 540 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-10-23 20:27:14,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3133 states. [2018-10-23 20:27:14,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3133 to 2392. [2018-10-23 20:27:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2392 states. [2018-10-23 20:27:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 2392 states and 2863 transitions. [2018-10-23 20:27:14,088 INFO L78 Accepts]: Start accepts. Automaton has 2392 states and 2863 transitions. Word has length 543 [2018-10-23 20:27:14,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:27:14,089 INFO L481 AbstractCegarLoop]: Abstraction has 2392 states and 2863 transitions. [2018-10-23 20:27:14,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-23 20:27:14,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 2863 transitions. [2018-10-23 20:27:14,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2018-10-23 20:27:14,096 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:27:14,096 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 1] [2018-10-23 20:27:14,097 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:27:14,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:27:14,097 INFO L82 PathProgramCache]: Analyzing trace with hash 2100369888, now seen corresponding path program 1 times [2018-10-23 20:27:14,097 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:27:14,097 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:27:14,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:27:14,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:27:14,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:27:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:27:14,720 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2018-10-23 20:27:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1306 backedges. 996 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2018-10-23 20:27:14,878 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:27:14,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:27:14,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:27:14,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:27:14,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:27:14,880 INFO L87 Difference]: Start difference. First operand 2392 states and 2863 transitions. Second operand 4 states. [2018-10-23 20:27:16,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:27:16,283 INFO L93 Difference]: Finished difference Result 7285 states and 8948 transitions. [2018-10-23 20:27:16,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:27:16,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 669 [2018-10-23 20:27:16,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:27:16,286 INFO L225 Difference]: With dead ends: 7285 [2018-10-23 20:27:16,286 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 20:27:16,294 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:27:16,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 20:27:16,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 20:27:16,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 20:27:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 20:27:16,296 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 669 [2018-10-23 20:27:16,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:27:16,296 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 20:27:16,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:27:16,297 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 20:27:16,297 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 20:27:16,302 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 20:27:16,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:27:16,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:27:16,508 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2018-10-23 20:27:16,705 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2018-10-23 20:27:16,709 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 178) no Hoare annotation was computed. [2018-10-23 20:27:16,709 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-23 20:27:16,709 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-23 20:27:16,710 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,710 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,710 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,710 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-23 20:27:16,710 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-23 20:27:16,711 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-23 20:27:16,711 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-23 20:27:16,711 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-23 20:27:16,711 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-23 20:27:16,711 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-23 20:27:16,711 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-23 20:27:16,711 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,712 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,712 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,712 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-23 20:27:16,712 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-23 20:27:16,712 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-23 20:27:16,712 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-23 20:27:16,712 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-23 20:27:16,713 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-23 20:27:16,713 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-23 20:27:16,713 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-23 20:27:16,713 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,713 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,713 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,714 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-23 20:27:16,714 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-23 20:27:16,714 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-23 20:27:16,714 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-23 20:27:16,714 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-23 20:27:16,714 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-23 20:27:16,715 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-23 20:27:16,715 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-23 20:27:16,715 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-23 20:27:16,715 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,715 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,715 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,715 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-23 20:27:16,716 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-23 20:27:16,716 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-23 20:27:16,716 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-23 20:27:16,716 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-23 20:27:16,716 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-23 20:27:16,716 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-23 20:27:16,717 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,717 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,717 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,717 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-23 20:27:16,717 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-23 20:27:16,717 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-23 20:27:16,717 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-23 20:27:16,718 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-23 20:27:16,718 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-23 20:27:16,718 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-23 20:27:16,718 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-23 20:27:16,718 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-23 20:27:16,718 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,719 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,719 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,719 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-23 20:27:16,719 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-23 20:27:16,719 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-23 20:27:16,719 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-23 20:27:16,719 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-23 20:27:16,720 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-23 20:27:16,720 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-23 20:27:16,720 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-23 20:27:16,720 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,720 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,720 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,720 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-23 20:27:16,720 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-23 20:27:16,720 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-23 20:27:16,721 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-23 20:27:16,721 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-23 20:27:16,721 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-23 20:27:16,721 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-23 20:27:16,721 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-23 20:27:16,721 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,721 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,721 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,721 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-23 20:27:16,722 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-23 20:27:16,722 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 20:27:16,722 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-23 20:27:16,722 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-23 20:27:16,722 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-23 20:27:16,722 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-23 20:27:16,722 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-23 20:27:16,723 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-23 20:27:16,723 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,723 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,723 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,723 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-23 20:27:16,723 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-23 20:27:16,723 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-23 20:27:16,723 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-23 20:27:16,723 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-23 20:27:16,724 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-23 20:27:16,725 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-23 20:27:16,725 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-23 20:27:16,725 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 20:27:16,725 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-23 20:27:16,725 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-23 20:27:16,725 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,725 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,725 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,725 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-23 20:27:16,726 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-23 20:27:16,726 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-23 20:27:16,726 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-23 20:27:16,726 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-23 20:27:16,726 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-23 20:27:16,726 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-23 20:27:16,726 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-23 20:27:16,727 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,727 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,727 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,727 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-23 20:27:16,727 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-23 20:27:16,727 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-23 20:27:16,727 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-23 20:27:16,727 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-23 20:27:16,727 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-23 20:27:16,728 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-23 20:27:16,728 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-23 20:27:16,728 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,728 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,728 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-23 20:27:16,729 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-23 20:27:16,729 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-23 20:27:16,729 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-23 20:27:16,729 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-23 20:27:16,729 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-23 20:27:16,729 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-23 20:27:16,730 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-23 20:27:16,730 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,730 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,730 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-23 20:27:16,730 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-23 20:27:16,730 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-23 20:27:16,730 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-23 20:27:16,731 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-23 20:27:16,731 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-23 20:27:16,731 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,731 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,732 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse0 (= ~a24~0 1)) (.cse1 (not (= ~a15~0 6)))) (or (and .cse0 (not (= ~a21~0 10))) (and .cse0 (<= ~a12~0 11)) (and (<= (+ ~a12~0 49) 0) .cse1) (and .cse0 .cse1))) [2018-10-23 20:27:16,732 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-23 20:27:16,732 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-23 20:27:16,732 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-23 20:27:16,732 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-23 20:27:16,732 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-23 20:27:16,732 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-23 20:27:16,733 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-23 20:27:16,733 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-23 20:27:16,733 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,733 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,733 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-10-23 20:27:16,733 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-23 20:27:16,733 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-23 20:27:16,734 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-23 20:27:16,734 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-23 20:27:16,734 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-23 20:27:16,734 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-23 20:27:16,734 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-23 20:27:16,734 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,734 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,734 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-23 20:27:16,735 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-23 20:27:16,735 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-23 20:27:16,735 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-23 20:27:16,735 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 20:27:16,735 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-23 20:27:16,735 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-23 20:27:16,735 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,736 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,736 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-23 20:27:16,736 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,736 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-23 20:27:16,736 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-23 20:27:16,736 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse0 (= ~a24~0 1)) (.cse1 (not (= ~a15~0 6)))) (or (and .cse0 (not (= ~a21~0 10))) (and .cse0 (<= ~a12~0 11)) (and (<= (+ ~a12~0 49) 0) .cse1) (and .cse0 .cse1))) [2018-10-23 20:27:16,737 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-23 20:27:16,737 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-23 20:27:16,737 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-23 20:27:16,737 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-23 20:27:16,737 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-23 20:27:16,737 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-23 20:27:16,737 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-23 20:27:16,738 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-23 20:27:16,738 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-23 20:27:16,738 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,738 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,738 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,738 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-23 20:27:16,738 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-23 20:27:16,739 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-23 20:27:16,739 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-23 20:27:16,739 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-23 20:27:16,739 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-23 20:27:16,739 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-23 20:27:16,739 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-23 20:27:16,739 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-23 20:27:16,739 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,740 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,740 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,740 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-23 20:27:16,740 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-23 20:27:16,740 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-23 20:27:16,740 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-23 20:27:16,740 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 20:27:16,741 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-23 20:27:16,741 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-23 20:27:16,741 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-23 20:27:16,741 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-23 20:27:16,741 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,741 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,742 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,742 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-23 20:27:16,742 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-23 20:27:16,742 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-23 20:27:16,742 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-23 20:27:16,742 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-23 20:27:16,743 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-23 20:27:16,743 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-23 20:27:16,743 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-23 20:27:16,743 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-23 20:27:16,743 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,743 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,743 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-23 20:27:16,744 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-23 20:27:16,744 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-23 20:27:16,744 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-23 20:27:16,744 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-23 20:27:16,744 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-23 20:27:16,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 08:27:16 BoogieIcfgContainer [2018-10-23 20:27:16,761 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 20:27:16,762 INFO L168 Benchmark]: Toolchain (without parser) took 33276.55 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -114.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-10-23 20:27:16,764 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 20:27:16,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 980.32 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 20:27:16,765 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.71 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -801.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2018-10-23 20:27:16,766 INFO L168 Benchmark]: Boogie Preprocessor took 96.46 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2018-10-23 20:27:16,767 INFO L168 Benchmark]: RCFGBuilder took 3500.84 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 119.3 MB). Peak memory consumption was 119.3 MB. Max. memory is 7.1 GB. [2018-10-23 20:27:16,768 INFO L168 Benchmark]: TraceAbstraction took 28458.60 ms. Allocated memory was 2.2 GB in the beginning and 2.7 GB in the end (delta: 479.2 MB). Free memory was 2.0 GB in the beginning and 1.5 GB in the end (delta: 511.4 MB). Peak memory consumption was 990.6 MB. Max. memory is 7.1 GB. [2018-10-23 20:27:16,774 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 980.32 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 234.71 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 715.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -801.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.46 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3500.84 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 119.3 MB). Peak memory consumption was 119.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28458.60 ms. Allocated memory was 2.2 GB in the beginning and 2.7 GB in the end (delta: 479.2 MB). Free memory was 2.0 GB in the beginning and 1.5 GB in the end (delta: 511.4 MB). Peak memory consumption was 990.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 178]: 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: (((a24 == 1 && !(a21 == 10)) || (a24 == 1 && a12 <= 11)) || (a12 + 49 <= 0 && !(a15 == 6))) || (a24 == 1 && !(a15 == 6)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((a24 == 1 && !(a21 == 10)) || (a24 == 1 && a12 <= 11)) || (a12 + 49 <= 0 && !(a15 == 6))) || (a24 == 1 && !(a15 == 6)) - 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, 28.3s OverallTime, 6 OverallIterations, 6 TraceHistogramMax, 22.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 650 SDtfs, 4501 SDslu, 850 SDs, 0 SdLazy, 9438 SolverSat, 1891 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 577 GetRequests, 546 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2392occurred in iteration=5, 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: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 951 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 80 NumberOfFragments, 69 HoareAnnotationTreeSize, 3 FomulaSimplifications, 3399 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 178 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 2755 NumberOfCodeBlocks, 2755 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 2748 ConstructedInterpolants, 0 QuantifiedInterpolants, 4942392 SizeOfPredicates, 4 NumberOfNonLiveVariables, 672 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 3651/3865 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...