java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 00:14:10,036 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 00:14:10,037 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 00:14:10,051 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 00:14:10,051 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 00:14:10,052 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 00:14:10,053 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 00:14:10,054 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 00:14:10,055 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 00:14:10,056 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 00:14:10,057 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-01-21 00:14:10,077 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ.epf [2018-01-21 00:14:10,087 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 00:14:10,087 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 00:14:10,088 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 00:14:10,088 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 00:14:10,088 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 00:14:10,089 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 00:14:10,089 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 00:14:10,090 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 00:14:10,090 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 00:14:10,090 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 00:14:10,090 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 00:14:10,091 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 00:14:10,091 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 00:14:10,091 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 00:14:10,091 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 00:14:10,091 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 00:14:10,092 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 00:14:10,092 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 00:14:10,092 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 00:14:10,092 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 00:14:10,092 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 00:14:10,093 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 00:14:10,093 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 00:14:10,093 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 00:14:10,093 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 00:14:10,093 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 00:14:10,094 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 00:14:10,094 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 00:14:10,094 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 00:14:10,094 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 00:14:10,094 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 00:14:10,095 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-01-21 00:14:10,095 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 00:14:10,095 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 00:14:10,095 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 00:14:10,095 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-01-21 00:14:10,096 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 00:14:10,097 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 00:14:10,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 00:14:10,146 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 00:14:10,150 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 00:14:10,152 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 00:14:10,153 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 00:14:10,153 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-01-21 00:14:10,309 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 00:14:10,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 00:14:10,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 00:14:10,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 00:14:10,320 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 00:14:10,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:14:10" (1/1) ... [2018-01-21 00:14:10,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a663d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10, skipping insertion in model container [2018-01-21 00:14:10,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:14:10" (1/1) ... [2018-01-21 00:14:10,338 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:14:10,379 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:14:10,505 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:14:10,524 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:14:10,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10 WrapperNode [2018-01-21 00:14:10,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 00:14:10,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 00:14:10,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 00:14:10,536 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 00:14:10,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10" (1/1) ... [2018-01-21 00:14:10,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10" (1/1) ... [2018-01-21 00:14:10,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10" (1/1) ... [2018-01-21 00:14:10,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10" (1/1) ... [2018-01-21 00:14:10,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10" (1/1) ... [2018-01-21 00:14:10,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10" (1/1) ... [2018-01-21 00:14:10,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10" (1/1) ... [2018-01-21 00:14:10,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 00:14:10,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 00:14:10,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 00:14:10,583 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 00:14:10,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10" (1/1) ... No working directory specified, using /storage/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 [2018-01-21 00:14:10,647 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 00:14:10,648 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 00:14:10,648 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 00:14:10,648 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-21 00:14:10,648 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-21 00:14:10,648 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 00:14:10,649 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 00:14:10,649 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 00:14:10,649 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 00:14:10,649 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 00:14:10,649 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-21 00:14:10,649 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-21 00:14:10,649 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 00:14:10,650 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-21 00:14:10,650 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 00:14:10,650 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 00:14:10,650 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 00:14:11,000 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 00:14:11,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:14:11 BoogieIcfgContainer [2018-01-21 00:14:11,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 00:14:11,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-21 00:14:11,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-21 00:14:11,003 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-21 00:14:11,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 12:14:10" (1/3) ... [2018-01-21 00:14:11,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5891689b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 12:14:11, skipping insertion in model container [2018-01-21 00:14:11,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:14:10" (2/3) ... [2018-01-21 00:14:11,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5891689b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 12:14:11, skipping insertion in model container [2018-01-21 00:14:11,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:14:11" (3/3) ... [2018-01-21 00:14:11,007 INFO L105 eAbstractionObserver]: Analyzing ICFG sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-01-21 00:14:11,014 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-21 00:14:11,022 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-01-21 00:14:11,064 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 00:14:11,064 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 00:14:11,064 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 00:14:11,064 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 00:14:11,064 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 00:14:11,065 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 00:14:11,065 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 00:14:11,065 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-21 00:14:11,066 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 00:14:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2018-01-21 00:14:11,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-01-21 00:14:11,091 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 00:14:11,093 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-01-21 00:14:11,093 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-21 00:14:11,097 INFO L82 PathProgramCache]: Analyzing trace with hash 207316, now seen corresponding path program 1 times [2018-01-21 00:14:11,099 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 00:14:11,151 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:14:11,151 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 00:14:11,151 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:14:11,152 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 00:14:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 00:14:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 00:14:11,208 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 00:14:11,215 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:14:11,224 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 00:14:11,224 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 00:14:11,224 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 00:14:11,225 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 00:14:11,225 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 00:14:11,225 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 00:14:11,225 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 00:14:11,225 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-21 00:14:11,225 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 00:14:11,229 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2018-01-21 00:14:11,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-01-21 00:14:11,231 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 00:14:11,232 INFO L322 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] [2018-01-21 00:14:11,232 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-21 00:14:11,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1129106172, now seen corresponding path program 1 times [2018-01-21 00:14:11,232 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 00:14:11,234 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:14:11,234 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 00:14:11,234 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:14:11,235 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 00:14:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 00:14:11,275 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 00:14:11,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 00:14:11,415 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 00:14:11,416 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-21 00:14:11,416 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 00:14:11,418 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-21 00:14:11,430 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-21 00:14:11,430 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-21 00:14:11,433 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 2 states. [2018-01-21 00:14:11,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 00:14:11,462 INFO L93 Difference]: Finished difference Result 123 states and 160 transitions. [2018-01-21 00:14:11,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-21 00:14:11,464 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 25 [2018-01-21 00:14:11,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 00:14:11,473 INFO L225 Difference]: With dead ends: 123 [2018-01-21 00:14:11,473 INFO L226 Difference]: Without dead ends: 75 [2018-01-21 00:14:11,475 INFO L525 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 [2018-01-21 00:14:11,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-01-21 00:14:11,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2018-01-21 00:14:11,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-01-21 00:14:11,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 80 transitions. [2018-01-21 00:14:11,509 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 80 transitions. Word has length 25 [2018-01-21 00:14:11,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 00:14:11,509 INFO L432 AbstractCegarLoop]: Abstraction has 75 states and 80 transitions. [2018-01-21 00:14:11,509 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-21 00:14:11,509 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2018-01-21 00:14:11,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-01-21 00:14:11,511 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 00:14:11,511 INFO L322 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] [2018-01-21 00:14:11,511 INFO L371 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-21 00:14:11,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1421482513, now seen corresponding path program 1 times [2018-01-21 00:14:11,511 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 00:14:11,512 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:14:11,513 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 00:14:11,513 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:14:11,513 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 00:14:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 00:14:11,548 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 00:14:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 00:14:11,688 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 00:14:11,688 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-01-21 00:14:11,688 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 00:14:11,690 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-01-21 00:14:11,691 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-01-21 00:14:11,691 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-01-21 00:14:11,691 INFO L87 Difference]: Start difference. First operand 75 states and 80 transitions. Second operand 8 states. [2018-01-21 00:14:12,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 00:14:12,022 INFO L93 Difference]: Finished difference Result 133 states and 146 transitions. [2018-01-21 00:14:12,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-01-21 00:14:12,022 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2018-01-21 00:14:12,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 00:14:12,027 INFO L225 Difference]: With dead ends: 133 [2018-01-21 00:14:12,027 INFO L226 Difference]: Without dead ends: 113 [2018-01-21 00:14:12,029 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-01-21 00:14:12,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-01-21 00:14:12,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 77. [2018-01-21 00:14:12,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-01-21 00:14:12,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 82 transitions. [2018-01-21 00:14:12,041 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 82 transitions. Word has length 34 [2018-01-21 00:14:12,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 00:14:12,041 INFO L432 AbstractCegarLoop]: Abstraction has 77 states and 82 transitions. [2018-01-21 00:14:12,041 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-01-21 00:14:12,042 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2018-01-21 00:14:12,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-01-21 00:14:12,043 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 00:14:12,043 INFO L322 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] [2018-01-21 00:14:12,043 INFO L371 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-21 00:14:12,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1799396031, now seen corresponding path program 1 times [2018-01-21 00:14:12,044 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 00:14:12,045 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:14:12,045 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 00:14:12,046 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:14:12,046 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 00:14:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 00:14:12,069 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 00:14:12,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 00:14:12,221 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 00:14:12,221 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-01-21 00:14:12,223 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 41 with the following transitions: [2018-01-21 00:14:12,225 INFO L201 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [5], [6], [7], [8], [12], [14], [17], [43], [47], [52], [56], [64], [65], [70], [74], [82], [86], [88], [89], [132], [134], [135], [141], [145], [168], [169], [170], [172], [173], [178], [179], [180], [181], [182] [2018-01-21 00:14:12,285 INFO L147 AbstractInterpreter]: Using domain VPDomain [2018-01-21 00:14:12,286 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... [2018-01-21 00:15:20,940 WARN L571 FixpointEngine]: Received timeout, aborting fixpoint engine [2018-01-21 00:15:20,941 WARN L157 AbstractInterpreter]: Abstract interpretation run out of time [2018-01-21 00:15:20,942 INFO L434 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-01-21 00:15:20,942 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-01-21 00:15:20,942 INFO L187 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-01-21 00:15:20,948 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 00:15:20,949 INFO L280 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-01-21 00:15:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 00:15:20,989 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-01-21 00:15:20,993 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-01-21 00:15:20,994 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 00:15:20,996 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 00:15:20,997 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 00:15:20,997 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 00:15:20,997 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 00:15:20,997 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 00:15:20,997 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 00:15:20,997 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 00:15:20,998 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-21 00:15:20,998 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 00:15:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2018-01-21 00:15:21,000 WARN L491 AbstractCegarLoop]: Verification canceled [2018-01-21 00:15:21,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.01 12:15:21 BoogieIcfgContainer [2018-01-21 00:15:21,002 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-21 00:15:21,003 INFO L168 Benchmark]: Toolchain (without parser) took 70692.70 ms. Allocated memory was 297.3 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 254.2 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 457.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:15:21,004 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 297.3 MB. Free memory is still 260.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 00:15:21,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.87 ms. Allocated memory is still 297.3 MB. Free memory was 254.2 MB in the beginning and 242.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 5.3 GB. [2018-01-21 00:15:21,004 INFO L168 Benchmark]: Boogie Preprocessor took 46.66 ms. Allocated memory is still 297.3 MB. Free memory was 242.1 MB in the beginning and 240.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:15:21,004 INFO L168 Benchmark]: RCFGBuilder took 417.91 ms. Allocated memory is still 297.3 MB. Free memory was 240.2 MB in the beginning and 213.2 MB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 5.3 GB. [2018-01-21 00:15:21,005 INFO L168 Benchmark]: TraceAbstraction took 70000.80 ms. Allocated memory was 297.3 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 213.2 MB in the beginning and 1.8 GB in the end (delta: -1.6 GB). Peak memory consumption was 416.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:15:21,006 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 297.3 MB. Free memory is still 260.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 219.87 ms. Allocated memory is still 297.3 MB. Free memory was 254.2 MB in the beginning and 242.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 46.66 ms. Allocated memory is still 297.3 MB. Free memory was 242.1 MB in the beginning and 240.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 417.91 ms. Allocated memory is still 297.3 MB. Free memory was 240.2 MB in the beginning and 213.2 MB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 70000.80 ms. Allocated memory was 297.3 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 213.2 MB in the beginning and 1.8 GB in the end (delta: -1.6 GB). Peak memory consumption was 416.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation CFG has 3 procedures, 78 locations, 3 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred 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, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - TimeoutResultAtElement [Line: 1]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1). Cancelled while BasicCegarLoop was analyzing trace of length 41 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 1 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0EnsuresViolation CFG has 3 procedures, 78 locations, 3 error locations. TIMEOUT Result, 69.7s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 135 SDtfs, 425 SDslu, 111 SDs, 0 SdLazy, 119 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 68.7s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 36 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 3282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - TimeoutResultAtElement [Line: 992]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 992). Cancelled while IsEmpty was searching accepting run (input had 78 states). - StatisticsResult: Ultimate Automizer benchmark data for error location: mainErr0EnsuresViolation CFG has 3 procedures, 78 locations, 3 error locations. TIMEOUT Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred 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, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, REUSE_STATISTICS: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-21_00-15-21-014.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-21_00-15-21-014.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-21_00-15-21-014.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_mempurity-32bit-Automizer_Taipan+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-21_00-15-21-014.csv Completed graceful shutdown