java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/loops/sum03_true-unreach-call_false-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 09:56:17,952 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 09:56:17,955 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 09:56:17,975 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 09:56:17,976 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 09:56:17,977 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 09:56:17,979 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 09:56:17,981 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 09:56:17,984 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 09:56:17,990 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 09:56:17,991 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 09:56:17,992 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 09:56:17,997 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 09:56:17,998 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 09:56:18,001 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 09:56:18,003 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 09:56:18,003 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 09:56:18,010 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 09:56:18,015 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 09:56:18,017 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 09:56:18,020 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 09:56:18,022 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 09:56:18,027 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-18 09:56:18,041 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-09-18 09:56:18,071 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 09:56:18,072 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 09:56:18,073 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 09:56:18,073 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 09:56:18,073 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 09:56:18,074 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 09:56:18,074 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 09:56:18,074 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 09:56:18,074 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 09:56:18,075 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 09:56:18,075 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 09:56:18,075 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 09:56:18,076 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 09:56:18,076 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 09:56:18,076 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 09:56:18,077 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 09:56:18,077 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 09:56:18,077 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 09:56:18,077 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 09:56:18,077 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 09:56:18,078 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 09:56:18,078 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 09:56:18,078 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 09:56:18,080 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 09:56:18,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 09:56:18,080 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 09:56:18,081 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 09:56:18,081 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 09:56:18,081 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 09:56:18,081 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 09:56:18,081 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 09:56:18,082 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 09:56:18,082 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 09:56:18,082 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 09:56:18,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 09:56:18,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 09:56:18,173 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 09:56:18,175 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 09:56:18,175 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 09:56:18,176 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/sum03_true-unreach-call_false-termination.i [2018-09-18 09:56:18,537 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7e1e8e17/1c105c4b651a434d87744d78861e9d2c/FLAG267970850 [2018-09-18 09:56:18,688 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 09:56:18,688 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/sum03_true-unreach-call_false-termination.i [2018-09-18 09:56:18,695 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7e1e8e17/1c105c4b651a434d87744d78861e9d2c/FLAG267970850 [2018-09-18 09:56:18,708 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7e1e8e17/1c105c4b651a434d87744d78861e9d2c [2018-09-18 09:56:18,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 09:56:18,721 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 09:56:18,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 09:56:18,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 09:56:18,728 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 09:56:18,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:18,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62bc1382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18, skipping insertion in model container [2018-09-18 09:56:18,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:18,743 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 09:56:18,924 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 09:56:18,941 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 09:56:18,945 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 09:56:18,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18 WrapperNode [2018-09-18 09:56:18,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 09:56:18,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 09:56:18,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 09:56:18,959 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 09:56:18,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:18,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:18,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 09:56:18,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 09:56:18,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 09:56:18,981 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 09:56:18,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:18,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:18,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:18,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:18,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:18,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:19,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... [2018-09-18 09:56:19,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 09:56:19,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 09:56:19,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 09:56:19,002 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 09:56:19,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 09:56:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 09:56:19,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 09:56:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 09:56:19,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 09:56:19,081 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 09:56:19,081 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 09:56:19,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-18 09:56:19,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-18 09:56:19,416 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 09:56:19,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:56:19 BoogieIcfgContainer [2018-09-18 09:56:19,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 09:56:19,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 09:56:19,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 09:56:19,421 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 09:56:19,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 09:56:18" (1/3) ... [2018-09-18 09:56:19,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24e14d55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 09:56:19, skipping insertion in model container [2018-09-18 09:56:19,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:18" (2/3) ... [2018-09-18 09:56:19,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24e14d55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 09:56:19, skipping insertion in model container [2018-09-18 09:56:19,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:56:19" (3/3) ... [2018-09-18 09:56:19,425 INFO L112 eAbstractionObserver]: Analyzing ICFG sum03_true-unreach-call_false-termination.i [2018-09-18 09:56:19,435 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 09:56:19,443 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 09:56:19,491 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 09:56:19,491 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 09:56:19,491 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 09:56:19,491 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 09:56:19,492 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 09:56:19,492 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 09:56:19,492 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 09:56:19,492 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 09:56:19,492 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 09:56:19,511 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-09-18 09:56:19,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-18 09:56:19,517 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 09:56:19,518 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 09:56:19,519 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 09:56:19,525 INFO L82 PathProgramCache]: Analyzing trace with hash -569563750, now seen corresponding path program 1 times [2018-09-18 09:56:19,528 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 09:56:19,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:19,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 09:56:19,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:19,579 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 09:56:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 09:56:19,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:19,905 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 09:56:19,906 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 09:56:19,906 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 09:56:19,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 09:56:19,922 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 09:56:19,923 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-18 09:56:19,926 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 5 states. [2018-09-18 09:56:20,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 09:56:20,072 INFO L93 Difference]: Finished difference Result 25 states and 31 transitions. [2018-09-18 09:56:20,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-18 09:56:20,074 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2018-09-18 09:56:20,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 09:56:20,080 INFO L225 Difference]: With dead ends: 25 [2018-09-18 09:56:20,081 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 09:56:20,085 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-09-18 09:56:20,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 09:56:20,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 09:56:20,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 09:56:20,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 09:56:20,109 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2018-09-18 09:56:20,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 09:56:20,110 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 09:56:20,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 09:56:20,110 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 09:56:20,110 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 09:56:20,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 09:56:20,166 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-18 09:56:20,166 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 09:56:20,167 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 09:56:20,167 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-18 09:56:20,167 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 09:56:20,167 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 09:56:20,168 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 9 18) the Hoare annotation is: true [2018-09-18 09:56:20,168 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 9 18) no Hoare annotation was computed. [2018-09-18 09:56:20,168 INFO L422 ceAbstractionStarter]: At program point L16(line 16) the Hoare annotation is: (let ((.cse0 (* 2 main_~x~0))) (and (<= .cse0 main_~sn~0) (<= main_~sn~0 .cse0))) [2018-09-18 09:56:20,169 INFO L422 ceAbstractionStarter]: At program point L16-1(lines 13 17) the Hoare annotation is: (let ((.cse0 (* 2 main_~x~0))) (and (<= .cse0 main_~sn~0) (<= main_~sn~0 .cse0))) [2018-09-18 09:56:20,169 INFO L426 ceAbstractionStarter]: For program point L13-1(lines 13 17) no Hoare annotation was computed. [2018-09-18 09:56:20,169 INFO L426 ceAbstractionStarter]: For program point L13-3(lines 9 18) no Hoare annotation was computed. [2018-09-18 09:56:20,169 INFO L426 ceAbstractionStarter]: For program point L3-2(lines 2 7) no Hoare annotation was computed. [2018-09-18 09:56:20,169 INFO L429 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 2 7) the Hoare annotation is: true [2018-09-18 09:56:20,170 INFO L426 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 2 7) no Hoare annotation was computed. [2018-09-18 09:56:20,170 INFO L426 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2018-09-18 09:56:20,170 INFO L426 ceAbstractionStarter]: For program point L4(line 4) no Hoare annotation was computed. [2018-09-18 09:56:20,170 INFO L426 ceAbstractionStarter]: For program point L3(lines 3 5) no Hoare annotation was computed. [2018-09-18 09:56:20,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 09:56:20 BoogieIcfgContainer [2018-09-18 09:56:20,185 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 09:56:20,186 INFO L168 Benchmark]: Toolchain (without parser) took 1467.02 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -739.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 09:56:20,191 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-09-18 09:56:20,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.73 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. [2018-09-18 09:56:20,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.43 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. [2018-09-18 09:56:20,194 INFO L168 Benchmark]: Boogie Preprocessor took 21.25 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. [2018-09-18 09:56:20,195 INFO L168 Benchmark]: RCFGBuilder took 415.22 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -783.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2018-09-18 09:56:20,196 INFO L168 Benchmark]: TraceAbstraction took 766.91 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 7.1 GB. [2018-09-18 09:56:20,201 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 236.73 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 21.43 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 21.25 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 415.22 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -783.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 766.91 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 13]: Loop Invariant Derived loop invariant: 2 * x <= sn && sn <= 2 * x - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8 SDtfs, 5 SDslu, 19 SDs, 0 SdLazy, 10 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 8 PreInvPairs, 10 NumberOfFragments, 27 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 440 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum03_true-unreach-call_false-termination.i_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_09-56-20-215.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum03_true-unreach-call_false-termination.i_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_09-56-20-215.csv Received shutdown request...