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/AutomizerBpl.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-502d2f4 [2018-10-12 21:09:52,193 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-12 21:09:52,195 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-12 21:09:52,206 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-12 21:09:52,207 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-12 21:09:52,208 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-12 21:09:52,209 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-12 21:09:52,211 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-12 21:09:52,213 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-12 21:09:52,213 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-12 21:09:52,214 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-12 21:09:52,215 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-12 21:09:52,216 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-12 21:09:52,217 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-12 21:09:52,218 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-12 21:09:52,219 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-12 21:09:52,220 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-12 21:09:52,221 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-12 21:09:52,223 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-12 21:09:52,225 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-12 21:09:52,226 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-12 21:09:52,227 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-12 21:09:52,230 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-12 21:09:52,230 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-12 21:09:52,231 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-12 21:09:52,231 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-12 21:09:52,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-12 21:09:52,233 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-12 21:09:52,234 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-12 21:09:52,235 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-12 21:09:52,236 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-12 21:09:52,236 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-12 21:09:52,239 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-12 21:09:52,248 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-12 21:09:52,249 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-12 21:09:52,250 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-12 21:09:52,250 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-12 21:09:52,250 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-12 21:09:52,250 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-12 21:09:52,251 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-12 21:09:52,251 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-12 21:09:52,251 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-12 21:09:52,251 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-12 21:09:52,252 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-12 21:09:52,252 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-12 21:09:52,252 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-12 21:09:52,253 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-12 21:09:52,253 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-12 21:09:52,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-12 21:09:52,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-12 21:09:52,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-12 21:09:52,313 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-12 21:09:52,314 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-12 21:09:52,315 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl [2018-10-12 21:09:52,315 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl' [2018-10-12 21:09:52,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-12 21:09:52,388 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-12 21:09:52,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-12 21:09:52,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-12 21:09:52,389 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-12 21:09:52,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:52" (1/1) ... [2018-10-12 21:09:52,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:52" (1/1) ... [2018-10-12 21:09:52,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:52" (1/1) ... [2018-10-12 21:09:52,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:52" (1/1) ... [2018-10-12 21:09:52,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:52" (1/1) ... [2018-10-12 21:09:52,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:52" (1/1) ... [2018-10-12 21:09:52,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:52" (1/1) ... [2018-10-12 21:09:52,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-12 21:09:52,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-12 21:09:52,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-12 21:09:52,449 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-12 21:09:52,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:52" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-12 21:09:52,519 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-12 21:09:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-12 21:09:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-12 21:09:53,204 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-12 21:09:53,205 INFO L202 PluginConnector]: Adding new model openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:09:53 BoogieIcfgContainer [2018-10-12 21:09:53,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-12 21:09:53,207 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-12 21:09:53,207 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-12 21:09:53,211 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-12 21:09:53,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 09:09:52" (1/2) ... [2018-10-12 21:09:53,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13fb44ae and model type openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:09:53, skipping insertion in model container [2018-10-12 21:09:53,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:09:53" (2/2) ... [2018-10-12 21:09:53,214 INFO L112 eAbstractionObserver]: Analyzing ICFG openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl [2018-10-12 21:09:53,225 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-12 21:09:53,234 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-12 21:09:53,251 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-12 21:09:53,281 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-12 21:09:53,281 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-12 21:09:53,282 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-12 21:09:53,282 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-12 21:09:53,282 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-12 21:09:53,282 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-12 21:09:53,282 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-12 21:09:53,282 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-12 21:09:53,283 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-12 21:09:53,307 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-10-12 21:09:53,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-12 21:09:53,332 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:09:53,333 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:09:53,334 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:09:53,342 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:09:53,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1774304421, now seen corresponding path program 1 times [2018-10-12 21:09:53,406 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:09:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:09:54,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:09:54,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-12 21:09:54,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-10-12 21:09:54,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-12 21:09:54,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-12 21:09:54,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-10-12 21:09:54,172 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 11 states. [2018-10-12 21:09:55,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:09:55,256 INFO L93 Difference]: Finished difference Result 124 states and 124 transitions. [2018-10-12 21:09:55,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-12 21:09:55,259 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 63 [2018-10-12 21:09:55,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:09:55,273 INFO L225 Difference]: With dead ends: 124 [2018-10-12 21:09:55,273 INFO L226 Difference]: Without dead ends: 124 [2018-10-12 21:09:55,276 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2018-10-12 21:09:55,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-10-12 21:09:55,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 103. [2018-10-12 21:09:55,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-10-12 21:09:55,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2018-10-12 21:09:55,336 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 103 transitions. Word has length 63 [2018-10-12 21:09:55,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:09:55,337 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 103 transitions. [2018-10-12 21:09:55,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-12 21:09:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2018-10-12 21:09:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-12 21:09:55,342 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:09:55,342 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:09:55,343 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:09:55,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:09:55,343 INFO L82 PathProgramCache]: Analyzing trace with hash 764069345, now seen corresponding path program 1 times [2018-10-12 21:09:55,344 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:09:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:09:56,183 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 26 [2018-10-12 21:09:57,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:09:57,496 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:09:57,496 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-10-12 21:09:57,499 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-10-12 21:09:57,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-10-12 21:09:57,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=595, Unknown=0, NotChecked=0, Total=650 [2018-10-12 21:09:57,501 INFO L87 Difference]: Start difference. First operand 103 states and 103 transitions. Second operand 26 states. [2018-10-12 21:09:58,982 WARN L178 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2018-10-12 21:09:59,153 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2018-10-12 21:09:59,349 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2018-10-12 21:09:59,657 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2018-10-12 21:09:59,887 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2018-10-12 21:10:00,233 WARN L178 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2018-10-12 21:10:00,708 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2018-10-12 21:10:00,920 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2018-10-12 21:10:01,134 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 80 [2018-10-12 21:10:01,482 WARN L178 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2018-10-12 21:10:01,729 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2018-10-12 21:10:01,911 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 67 [2018-10-12 21:10:02,118 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2018-10-12 21:10:02,325 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2018-10-12 21:10:02,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:10:02,757 INFO L93 Difference]: Finished difference Result 163 states and 163 transitions. [2018-10-12 21:10:02,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-10-12 21:10:02,758 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 102 [2018-10-12 21:10:02,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:10:02,761 INFO L225 Difference]: With dead ends: 163 [2018-10-12 21:10:02,761 INFO L226 Difference]: Without dead ends: 163 [2018-10-12 21:10:02,763 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=524, Invalid=2128, Unknown=0, NotChecked=0, Total=2652 [2018-10-12 21:10:02,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-10-12 21:10:02,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 142. [2018-10-12 21:10:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-10-12 21:10:02,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 142 transitions. [2018-10-12 21:10:02,777 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 142 transitions. Word has length 102 [2018-10-12 21:10:02,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:10:02,778 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 142 transitions. [2018-10-12 21:10:02,778 INFO L482 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-10-12 21:10:02,779 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 142 transitions. [2018-10-12 21:10:02,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-12 21:10:02,781 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:10:02,782 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:10:02,782 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:10:02,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:10:02,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1575087835, now seen corresponding path program 2 times [2018-10-12 21:10:02,783 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:10:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:10:04,654 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-12 21:10:04,655 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:10:04,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-10-12 21:10:04,655 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-10-12 21:10:04,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-10-12 21:10:04,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=983, Unknown=0, NotChecked=0, Total=1056 [2018-10-12 21:10:04,657 INFO L87 Difference]: Start difference. First operand 142 states and 142 transitions. Second operand 33 states. [2018-10-12 21:10:06,135 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2018-10-12 21:10:06,432 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2018-10-12 21:10:06,757 WARN L178 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2018-10-12 21:10:07,392 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2018-10-12 21:10:07,628 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2018-10-12 21:10:07,832 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2018-10-12 21:10:08,238 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2018-10-12 21:10:08,468 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2018-10-12 21:10:08,969 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2018-10-12 21:10:09,552 WARN L178 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2018-10-12 21:10:10,016 WARN L178 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 81 [2018-10-12 21:10:10,316 WARN L178 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2018-10-12 21:10:10,672 WARN L178 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2018-10-12 21:10:11,080 WARN L178 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 96 [2018-10-12 21:10:11,481 WARN L178 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 99 [2018-10-12 21:10:11,732 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 88 [2018-10-12 21:10:11,915 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 73 [2018-10-12 21:10:12,223 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2018-10-12 21:10:12,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:10:12,517 INFO L93 Difference]: Finished difference Result 202 states and 202 transitions. [2018-10-12 21:10:12,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-10-12 21:10:12,517 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 141 [2018-10-12 21:10:12,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:10:12,520 INFO L225 Difference]: With dead ends: 202 [2018-10-12 21:10:12,520 INFO L226 Difference]: Without dead ends: 202 [2018-10-12 21:10:12,522 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=635, Invalid=3525, Unknown=0, NotChecked=0, Total=4160 [2018-10-12 21:10:12,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2018-10-12 21:10:12,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 181. [2018-10-12 21:10:12,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-10-12 21:10:12,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 181 transitions. [2018-10-12 21:10:12,535 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 181 transitions. Word has length 141 [2018-10-12 21:10:12,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:10:12,536 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 181 transitions. [2018-10-12 21:10:12,536 INFO L482 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-10-12 21:10:12,536 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 181 transitions. [2018-10-12 21:10:12,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-12 21:10:12,539 INFO L367 BasicCegarLoop]: Found error trace [2018-10-12 21:10:12,540 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-12 21:10:12,540 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-12 21:10:12,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-12 21:10:12,540 INFO L82 PathProgramCache]: Analyzing trace with hash -407871135, now seen corresponding path program 3 times [2018-10-12 21:10:12,541 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-12 21:10:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-12 21:10:13,169 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-12 21:10:13,366 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-12 21:10:14,317 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-10-12 21:10:14,318 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-12 21:10:14,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-10-12 21:10:14,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-10-12 21:10:14,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-10-12 21:10:14,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=749, Unknown=0, NotChecked=0, Total=812 [2018-10-12 21:10:14,319 INFO L87 Difference]: Start difference. First operand 181 states and 181 transitions. Second operand 29 states. [2018-10-12 21:10:16,453 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 69 [2018-10-12 21:10:16,633 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2018-10-12 21:10:16,849 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2018-10-12 21:10:17,104 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 86 [2018-10-12 21:10:17,375 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 89 [2018-10-12 21:10:17,638 WARN L178 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2018-10-12 21:10:17,807 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2018-10-12 21:10:18,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-12 21:10:18,190 INFO L93 Difference]: Finished difference Result 179 states and 179 transitions. [2018-10-12 21:10:18,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-10-12 21:10:18,193 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 180 [2018-10-12 21:10:18,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-12 21:10:18,194 INFO L225 Difference]: With dead ends: 179 [2018-10-12 21:10:18,194 INFO L226 Difference]: Without dead ends: 0 [2018-10-12 21:10:18,195 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=616, Invalid=2806, Unknown=0, NotChecked=0, Total=3422 [2018-10-12 21:10:18,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-12 21:10:18,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-12 21:10:18,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-12 21:10:18,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-12 21:10:18,195 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 180 [2018-10-12 21:10:18,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-12 21:10:18,196 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-12 21:10:18,196 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-10-12 21:10:18,196 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-12 21:10:18,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-12 21:10:18,200 INFO L202 PluginConnector]: Adding new model openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 09:10:18 BoogieIcfgContainer [2018-10-12 21:10:18,200 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-12 21:10:18,201 INFO L168 Benchmark]: Toolchain (without parser) took 25814.93 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 358.1 MB). Free memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: -316.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. [2018-10-12 21:10:18,203 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2018-10-12 21:10:18,203 INFO L168 Benchmark]: Boogie Preprocessor took 59.90 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. [2018-10-12 21:10:18,204 INFO L168 Benchmark]: RCFGBuilder took 756.76 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-12 21:10:18,205 INFO L168 Benchmark]: TraceAbstraction took 24993.29 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 358.1 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -347.8 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2018-10-12 21:10:18,208 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 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. * Boogie Preprocessor took 59.90 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. * RCFGBuilder took 756.76 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24993.29 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 358.1 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -347.8 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 178]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 102 locations, 1 error locations. SAFE Result, 24.9s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 18.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 285 SDtfs, 4493 SDslu, 3035 SDs, 0 SdLazy, 3464 SolverSat, 108 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 15 SyntacticMatches, 3 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1287 ImplicationChecksByTransitivity, 17.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=181occurred in iteration=3, 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, 4 MinimizatonAttempts, 63 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 486 NumberOfCodeBlocks, 486 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 482 ConstructedInterpolants, 0 QuantifiedInterpolants, 1003132 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 75/174 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/openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-12_21-10-18-220.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrncmp-alloca_true-valid-memsafety_true-termination.i_14.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-12_21-10-18-220.csv Received shutdown request...