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/loops/veris.c_OpenSER__cases1_stripFullBoth_arr_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8c3fbe1 [2018-10-22 15:40:17,314 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-22 15:40:17,320 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-22 15:40:17,338 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-22 15:40:17,338 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-22 15:40:17,340 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-22 15:40:17,342 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-22 15:40:17,344 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-22 15:40:17,347 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-22 15:40:17,348 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-22 15:40:17,350 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-22 15:40:17,350 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-22 15:40:17,351 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-22 15:40:17,352 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-22 15:40:17,353 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-22 15:40:17,354 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-22 15:40:17,355 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-22 15:40:17,357 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-22 15:40:17,361 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-22 15:40:17,363 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-22 15:40:17,366 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-22 15:40:17,367 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-22 15:40:17,375 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-22 15:40:17,389 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 [2018-10-22 15:40:17,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-22 15:40:17,416 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-22 15:40:17,417 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-22 15:40:17,417 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-22 15:40:17,417 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-22 15:40:17,418 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-22 15:40:17,418 INFO L133 SettingsManager]: * Use SBE=true [2018-10-22 15:40:17,418 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-22 15:40:17,418 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-22 15:40:17,419 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-22 15:40:17,419 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-22 15:40:17,419 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-22 15:40:17,419 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-22 15:40:17,419 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-22 15:40:17,420 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-22 15:40:17,420 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-22 15:40:17,420 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-22 15:40:17,420 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-22 15:40:17,420 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-22 15:40:17,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-22 15:40:17,422 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-22 15:40:17,422 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-22 15:40:17,422 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-22 15:40:17,423 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-22 15:40:17,423 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-22 15:40:17,423 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-22 15:40:17,423 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-22 15:40:17,423 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-22 15:40:17,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-22 15:40:17,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-22 15:40:17,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-22 15:40:17,516 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-22 15:40:17,517 INFO L276 PluginConnector]: CDTParser initialized [2018-10-22 15:40:17,517 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER__cases1_stripFullBoth_arr_true-unreach-call_true-termination.i [2018-10-22 15:40:17,583 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6e073a1ad/b48c6d1729ab4aac96b33a1f74d4fb03/FLAGb817d26b7 [2018-10-22 15:40:18,080 INFO L298 CDTParser]: Found 1 translation units. [2018-10-22 15:40:18,082 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER__cases1_stripFullBoth_arr_true-unreach-call_true-termination.i [2018-10-22 15:40:18,091 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6e073a1ad/b48c6d1729ab4aac96b33a1f74d4fb03/FLAGb817d26b7 [2018-10-22 15:40:18,105 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6e073a1ad/b48c6d1729ab4aac96b33a1f74d4fb03 [2018-10-22 15:40:18,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-22 15:40:18,115 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-22 15:40:18,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-22 15:40:18,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-22 15:40:18,120 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-22 15:40:18,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68630938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18, skipping insertion in model container [2018-10-22 15:40:18,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-22 15:40:18,159 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-22 15:40:18,458 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-22 15:40:18,478 INFO L189 MainTranslator]: Completed pre-run [2018-10-22 15:40:18,544 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-22 15:40:18,579 INFO L193 MainTranslator]: Completed translation [2018-10-22 15:40:18,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18 WrapperNode [2018-10-22 15:40:18,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-22 15:40:18,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-22 15:40:18,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-22 15:40:18,582 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-22 15:40:18,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-22 15:40:18,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-22 15:40:18,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-22 15:40:18,632 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-22 15:40:18,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (1/1) ... [2018-10-22 15:40:18,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-22 15:40:18,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-22 15:40:18,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-22 15:40:18,670 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-22 15:40:18,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (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 [2018-10-22 15:40:18,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-22 15:40:18,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-22 15:40:18,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-22 15:40:18,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-22 15:40:18,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-22 15:40:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-22 15:40:19,454 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-22 15:40:19,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 03:40:19 BoogieIcfgContainer [2018-10-22 15:40:19,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-22 15:40:19,456 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-22 15:40:19,456 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-22 15:40:19,461 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-22 15:40:19,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 03:40:18" (1/3) ... [2018-10-22 15:40:19,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3180ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 03:40:19, skipping insertion in model container [2018-10-22 15:40:19,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:40:18" (2/3) ... [2018-10-22 15:40:19,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3180ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 03:40:19, skipping insertion in model container [2018-10-22 15:40:19,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 03:40:19" (3/3) ... [2018-10-22 15:40:19,466 INFO L112 eAbstractionObserver]: Analyzing ICFG veris.c_OpenSER__cases1_stripFullBoth_arr_true-unreach-call_true-termination.i [2018-10-22 15:40:19,474 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-22 15:40:19,482 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-22 15:40:19,499 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-22 15:40:19,530 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-22 15:40:19,531 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-22 15:40:19,531 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-22 15:40:19,531 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-22 15:40:19,531 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-22 15:40:19,532 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-22 15:40:19,532 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-22 15:40:19,532 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-22 15:40:19,532 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-22 15:40:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states. [2018-10-22 15:40:19,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-22 15:40:19,557 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:40:19,558 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] [2018-10-22 15:40:19,560 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:40:19,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:40:19,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1790554320, now seen corresponding path program 1 times [2018-10-22 15:40:19,567 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:40:19,568 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:40:19,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:19,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:40:19,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:40:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:40:19,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-22 15:40:19,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-22 15:40:19,716 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-22 15:40:19,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-22 15:40:19,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-22 15:40:19,735 INFO L87 Difference]: Start difference. First operand 68 states. Second operand 2 states. [2018-10-22 15:40:19,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:40:19,760 INFO L93 Difference]: Finished difference Result 127 states and 161 transitions. [2018-10-22 15:40:19,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-22 15:40:19,762 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 25 [2018-10-22 15:40:19,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:40:19,773 INFO L225 Difference]: With dead ends: 127 [2018-10-22 15:40:19,773 INFO L226 Difference]: Without dead ends: 53 [2018-10-22 15:40:19,776 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-22 15:40:19,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-10-22 15:40:19,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2018-10-22 15:40:19,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-10-22 15:40:19,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 63 transitions. [2018-10-22 15:40:19,811 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 63 transitions. Word has length 25 [2018-10-22 15:40:19,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:40:19,811 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 63 transitions. [2018-10-22 15:40:19,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-22 15:40:19,812 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2018-10-22 15:40:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-22 15:40:19,813 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:40:19,813 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] [2018-10-22 15:40:19,814 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:40:19,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:40:19,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1525079883, now seen corresponding path program 1 times [2018-10-22 15:40:19,814 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:40:19,815 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:40:19,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:19,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:40:19,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:40:19,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:40:19,885 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-22 15:40:19,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-22 15:40:19,889 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-22 15:40:19,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-22 15:40:19,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-22 15:40:19,890 INFO L87 Difference]: Start difference. First operand 53 states and 63 transitions. Second operand 3 states. [2018-10-22 15:40:19,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:40:19,958 INFO L93 Difference]: Finished difference Result 102 states and 122 transitions. [2018-10-22 15:40:19,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-22 15:40:19,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2018-10-22 15:40:19,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:40:19,960 INFO L225 Difference]: With dead ends: 102 [2018-10-22 15:40:19,960 INFO L226 Difference]: Without dead ends: 58 [2018-10-22 15:40:19,961 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-22 15:40:19,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-10-22 15:40:19,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 55. [2018-10-22 15:40:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-10-22 15:40:19,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 65 transitions. [2018-10-22 15:40:19,969 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 65 transitions. Word has length 33 [2018-10-22 15:40:19,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:40:19,969 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 65 transitions. [2018-10-22 15:40:19,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-22 15:40:19,970 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-10-22 15:40:19,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-22 15:40:19,971 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:40:19,971 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-22 15:40:19,972 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:40:19,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:40:19,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1189337304, now seen corresponding path program 1 times [2018-10-22 15:40:19,972 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:40:19,972 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:40:19,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:19,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:40:19,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:40:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-22 15:40:20,063 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-22 15:40:20,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-22 15:40:20,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-22 15:40:20,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-22 15:40:20,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-22 15:40:20,064 INFO L87 Difference]: Start difference. First operand 55 states and 65 transitions. Second operand 3 states. [2018-10-22 15:40:20,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:40:20,136 INFO L93 Difference]: Finished difference Result 96 states and 116 transitions. [2018-10-22 15:40:20,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-22 15:40:20,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2018-10-22 15:40:20,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:40:20,141 INFO L225 Difference]: With dead ends: 96 [2018-10-22 15:40:20,141 INFO L226 Difference]: Without dead ends: 56 [2018-10-22 15:40:20,143 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-22 15:40:20,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-10-22 15:40:20,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-10-22 15:40:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-10-22 15:40:20,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 66 transitions. [2018-10-22 15:40:20,153 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 66 transitions. Word has length 38 [2018-10-22 15:40:20,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:40:20,155 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 66 transitions. [2018-10-22 15:40:20,156 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-22 15:40:20,156 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2018-10-22 15:40:20,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-22 15:40:20,159 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:40:20,160 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:40:20,160 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:40:20,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:40:20,160 INFO L82 PathProgramCache]: Analyzing trace with hash 438805893, now seen corresponding path program 1 times [2018-10-22 15:40:20,160 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:40:20,161 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:40:20,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:20,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:40:20,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:40:20,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-22 15:40:20,257 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-22 15:40:20,258 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-22 15:40:20,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-22 15:40:20,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-22 15:40:20,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-22 15:40:20,259 INFO L87 Difference]: Start difference. First operand 56 states and 66 transitions. Second operand 3 states. [2018-10-22 15:40:20,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:40:20,320 INFO L93 Difference]: Finished difference Result 98 states and 118 transitions. [2018-10-22 15:40:20,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-22 15:40:20,321 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-10-22 15:40:20,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:40:20,322 INFO L225 Difference]: With dead ends: 98 [2018-10-22 15:40:20,322 INFO L226 Difference]: Without dead ends: 57 [2018-10-22 15:40:20,323 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-22 15:40:20,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-10-22 15:40:20,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-10-22 15:40:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-10-22 15:40:20,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2018-10-22 15:40:20,329 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 40 [2018-10-22 15:40:20,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:40:20,330 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions. [2018-10-22 15:40:20,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-22 15:40:20,330 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2018-10-22 15:40:20,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-22 15:40:20,331 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:40:20,331 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:40:20,332 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:40:20,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:40:20,332 INFO L82 PathProgramCache]: Analyzing trace with hash 440652935, now seen corresponding path program 1 times [2018-10-22 15:40:20,332 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:40:20,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:40:20,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:20,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:40:20,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:40:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:40:20,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-22 15:40:20,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-22 15:40:20,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-22 15:40:20,402 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-22 15:40:20,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-22 15:40:20,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-22 15:40:20,403 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand 3 states. [2018-10-22 15:40:20,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:40:20,417 INFO L93 Difference]: Finished difference Result 93 states and 112 transitions. [2018-10-22 15:40:20,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-22 15:40:20,417 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-10-22 15:40:20,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:40:20,418 INFO L225 Difference]: With dead ends: 93 [2018-10-22 15:40:20,418 INFO L226 Difference]: Without dead ends: 0 [2018-10-22 15:40:20,419 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-22 15:40:20,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-22 15:40:20,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-22 15:40:20,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-22 15:40:20,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-22 15:40:20,420 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2018-10-22 15:40:20,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:40:20,420 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-22 15:40:20,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-22 15:40:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-22 15:40:20,421 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-22 15:40:20,426 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-22 15:40:20,463 INFO L425 ceAbstractionStarter]: For program point L60-1(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,463 INFO L425 ceAbstractionStarter]: For program point L60-2(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,463 INFO L425 ceAbstractionStarter]: For program point L60-3(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,463 INFO L425 ceAbstractionStarter]: For program point L60-4(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,463 INFO L425 ceAbstractionStarter]: For program point L60-5(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,464 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-22 15:40:20,464 INFO L425 ceAbstractionStarter]: For program point L60-7(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,464 INFO L425 ceAbstractionStarter]: For program point L60-8(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,464 INFO L425 ceAbstractionStarter]: For program point L60-9(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,464 INFO L425 ceAbstractionStarter]: For program point L60-11(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,465 INFO L428 ceAbstractionStarter]: At program point L60-13(line 60) the Hoare annotation is: true [2018-10-22 15:40:20,465 INFO L425 ceAbstractionStarter]: For program point L60-14(line 60) no Hoare annotation was computed. [2018-10-22 15:40:20,465 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-22 15:40:20,465 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-22 15:40:20,465 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-22 15:40:20,465 INFO L425 ceAbstractionStarter]: For program point L61-1(line 61) no Hoare annotation was computed. [2018-10-22 15:40:20,466 INFO L425 ceAbstractionStarter]: For program point L61-2(line 61) no Hoare annotation was computed. [2018-10-22 15:40:20,466 INFO L425 ceAbstractionStarter]: For program point L61-4(line 61) no Hoare annotation was computed. [2018-10-22 15:40:20,466 INFO L425 ceAbstractionStarter]: For program point L61-6(lines 55 73) no Hoare annotation was computed. [2018-10-22 15:40:20,466 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 53 74) no Hoare annotation was computed. [2018-10-22 15:40:20,466 INFO L428 ceAbstractionStarter]: At program point L53-3(lines 53 74) the Hoare annotation is: true [2018-10-22 15:40:20,466 INFO L425 ceAbstractionStarter]: For program point L53-4(lines 53 74) no Hoare annotation was computed. [2018-10-22 15:40:20,467 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2018-10-22 15:40:20,467 INFO L428 ceAbstractionStarter]: At program point L87(lines 77 88) the Hoare annotation is: true [2018-10-22 15:40:20,467 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-22 15:40:20,467 INFO L425 ceAbstractionStarter]: For program point L79-1(line 79) no Hoare annotation was computed. [2018-10-22 15:40:20,467 INFO L425 ceAbstractionStarter]: For program point L79-2(line 79) no Hoare annotation was computed. [2018-10-22 15:40:20,467 INFO L425 ceAbstractionStarter]: For program point L79-3(line 79) no Hoare annotation was computed. [2018-10-22 15:40:20,467 INFO L425 ceAbstractionStarter]: For program point L5(lines 5 7) no Hoare annotation was computed. [2018-10-22 15:40:20,468 INFO L421 ceAbstractionStarter]: At program point L5-2(lines 4 9) the Hoare annotation is: (= ULTIMATE.start___VERIFIER_assert_~cond 1) [2018-10-22 15:40:20,468 INFO L425 ceAbstractionStarter]: For program point L63(lines 63 65) no Hoare annotation was computed. [2018-10-22 15:40:20,468 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-22 15:40:20,468 INFO L425 ceAbstractionStarter]: For program point L55-1(line 55) no Hoare annotation was computed. [2018-10-22 15:40:20,468 INFO L425 ceAbstractionStarter]: For program point L55-2(lines 55 73) no Hoare annotation was computed. [2018-10-22 15:40:20,468 INFO L425 ceAbstractionStarter]: For program point L6(line 6) no Hoare annotation was computed. [2018-10-22 15:40:20,468 INFO L425 ceAbstractionStarter]: For program point L56(line 56) no Hoare annotation was computed. [2018-10-22 15:40:20,469 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 81 83) no Hoare annotation was computed. [2018-10-22 15:40:20,469 INFO L425 ceAbstractionStarter]: For program point L81-3(lines 81 83) no Hoare annotation was computed. [2018-10-22 15:40:20,469 INFO L428 ceAbstractionStarter]: At program point L81-4(lines 81 83) the Hoare annotation is: true [2018-10-22 15:40:20,469 INFO L425 ceAbstractionStarter]: For program point L81-5(lines 81 83) no Hoare annotation was computed. [2018-10-22 15:40:20,469 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-22 15:40:20,469 INFO L425 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-10-22 15:40:20,470 INFO L425 ceAbstractionStarter]: For program point L57-2(line 57) no Hoare annotation was computed. [2018-10-22 15:40:20,470 INFO L425 ceAbstractionStarter]: For program point L57-3(line 57) no Hoare annotation was computed. [2018-10-22 15:40:20,470 INFO L425 ceAbstractionStarter]: For program point L57-5(line 57) no Hoare annotation was computed. [2018-10-22 15:40:20,470 INFO L425 ceAbstractionStarter]: For program point L57-6(line 57) no Hoare annotation was computed. [2018-10-22 15:40:20,470 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-22 15:40:20,470 INFO L425 ceAbstractionStarter]: For program point L57-7(line 57) no Hoare annotation was computed. [2018-10-22 15:40:20,470 INFO L425 ceAbstractionStarter]: For program point L82-1(line 82) no Hoare annotation was computed. [2018-10-22 15:40:20,470 INFO L428 ceAbstractionStarter]: At program point L57-9(line 57) the Hoare annotation is: true [2018-10-22 15:40:20,471 INFO L425 ceAbstractionStarter]: For program point L57-10(line 57) no Hoare annotation was computed. [2018-10-22 15:40:20,471 INFO L425 ceAbstractionStarter]: For program point L74(lines 53 74) no Hoare annotation was computed. [2018-10-22 15:40:20,471 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-22 15:40:20,471 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-22 15:40:20,471 INFO L425 ceAbstractionStarter]: For program point L58-2(line 58) no Hoare annotation was computed. [2018-10-22 15:40:20,471 INFO L428 ceAbstractionStarter]: At program point L75(lines 48 76) the Hoare annotation is: true [2018-10-22 15:40:20,471 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-10-22 15:40:20,472 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 49 76) no Hoare annotation was computed. [2018-10-22 15:40:20,472 INFO L425 ceAbstractionStarter]: For program point L51-2(line 51) no Hoare annotation was computed. [2018-10-22 15:40:20,472 INFO L425 ceAbstractionStarter]: For program point L51-3(line 51) no Hoare annotation was computed. [2018-10-22 15:40:20,472 INFO L425 ceAbstractionStarter]: For program point L51-4(line 51) no Hoare annotation was computed. [2018-10-22 15:40:20,472 INFO L425 ceAbstractionStarter]: For program point L51-5(line 51) no Hoare annotation was computed. [2018-10-22 15:40:20,472 INFO L425 ceAbstractionStarter]: For program point L51-6(line 51) no Hoare annotation was computed. [2018-10-22 15:40:20,473 INFO L425 ceAbstractionStarter]: For program point L51-7(line 51) no Hoare annotation was computed. [2018-10-22 15:40:20,473 INFO L425 ceAbstractionStarter]: For program point L51-8(line 51) no Hoare annotation was computed. [2018-10-22 15:40:20,473 INFO L425 ceAbstractionStarter]: For program point L51-9(line 51) no Hoare annotation was computed. [2018-10-22 15:40:20,473 INFO L425 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-10-22 15:40:20,473 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 62 71) no Hoare annotation was computed. [2018-10-22 15:40:20,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 03:40:20 BoogieIcfgContainer [2018-10-22 15:40:20,488 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-22 15:40:20,489 INFO L168 Benchmark]: Toolchain (without parser) took 2374.32 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 743.4 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -712.6 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. [2018-10-22 15:40:20,491 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-22 15:40:20,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 463.98 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-10-22 15:40:20,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.41 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. [2018-10-22 15:40:20,493 INFO L168 Benchmark]: Boogie Preprocessor took 36.73 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. [2018-10-22 15:40:20,494 INFO L168 Benchmark]: RCFGBuilder took 786.16 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 743.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -776.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2018-10-22 15:40:20,495 INFO L168 Benchmark]: TraceAbstraction took 1031.88 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. [2018-10-22 15:40:20,500 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 463.98 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 51.41 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. * Boogie Preprocessor took 36.73 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. * RCFGBuilder took 786.16 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 743.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -776.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1031.88 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6]: 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: 60]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: cond == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 68 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 368 SDtfs, 49 SDslu, 225 SDs, 0 SdLazy, 23 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 17 NumberOfFragments, 9 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 176 NumberOfCodeBlocks, 176 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 171 ConstructedInterpolants, 0 QuantifiedInterpolants, 6256 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...