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_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 16:49:47,971 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:49:47,973 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:49:47,986 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:49:47,986 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:49:47,987 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:49:47,988 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:49:47,990 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:49:47,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:49:47,994 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:49:47,995 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:49:47,995 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:49:47,996 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:49:48,003 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:49:48,004 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:49:48,008 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:49:48,009 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:49:48,013 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:49:48,016 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:49:48,017 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:49:48,018 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:49:48,021 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:49:48,024 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-14 16:49:48,041 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-14 16:49:48,055 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:49:48,055 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:49:48,057 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:49:48,057 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:49:48,058 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:49:48,058 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:49:48,059 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:49:48,059 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:49:48,059 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:49:48,059 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:49:48,060 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:49:48,060 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:49:48,060 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:49:48,062 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:49:48,062 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:49:48,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:49:48,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:49:48,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:49:48,151 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:49:48,152 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:49:48,152 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl [2018-10-14 16:49:48,153 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl' [2018-10-14 16:49:48,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:49:48,250 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:49:48,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:49:48,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:49:48,251 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:49:48,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:49:48" (1/1) ... [2018-10-14 16:49:48,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:49:48" (1/1) ... [2018-10-14 16:49:48,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:49:48" (1/1) ... [2018-10-14 16:49:48,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:49:48" (1/1) ... [2018-10-14 16:49:48,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:49:48" (1/1) ... [2018-10-14 16:49:48,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:49:48" (1/1) ... [2018-10-14 16:49:48,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:49:48" (1/1) ... [2018-10-14 16:49:48,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:49:48,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:49:48,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:49:48,328 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:49:48,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:49:48" (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 [2018-10-14 16:49:48,404 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:49:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:49:48,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:49:49,075 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:49:49,076 INFO L202 PluginConnector]: Adding new model openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:49:49 BoogieIcfgContainer [2018-10-14 16:49:49,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:49:49,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:49:49,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:49:49,081 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:49:49,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:49:48" (1/2) ... [2018-10-14 16:49:49,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4199c63b and model type openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:49:49, skipping insertion in model container [2018-10-14 16:49:49,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:49:49" (2/2) ... [2018-10-14 16:49:49,084 INFO L112 eAbstractionObserver]: Analyzing ICFG openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl [2018-10-14 16:49:49,095 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:49:49,105 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:49:49,122 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:49:49,160 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:49:49,161 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:49:49,161 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:49:49,161 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:49:49,161 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:49:49,161 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:49:49,161 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:49:49,162 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:49:49,163 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:49:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2018-10-14 16:49:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-14 16:49:49,195 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:49:49,196 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:49:49,197 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:49:49,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:49:49,204 INFO L82 PathProgramCache]: Analyzing trace with hash 1379217143, now seen corresponding path program 1 times [2018-10-14 16:49:49,255 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:49:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:49:50,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:49:50,191 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:49:50,191 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-10-14 16:49:50,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-14 16:49:50,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-14 16:49:50,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-10-14 16:49:50,217 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 13 states. [2018-10-14 16:49:50,721 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-14 16:49:51,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:49:51,709 INFO L93 Difference]: Finished difference Result 128 states and 128 transitions. [2018-10-14 16:49:51,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-14 16:49:51,712 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 73 [2018-10-14 16:49:51,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:49:51,736 INFO L225 Difference]: With dead ends: 128 [2018-10-14 16:49:51,737 INFO L226 Difference]: Without dead ends: 128 [2018-10-14 16:49:51,741 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=190, Invalid=410, Unknown=0, NotChecked=0, Total=600 [2018-10-14 16:49:51,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-10-14 16:49:51,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 102. [2018-10-14 16:49:51,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-10-14 16:49:51,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 102 transitions. [2018-10-14 16:49:51,801 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 102 transitions. Word has length 73 [2018-10-14 16:49:51,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:49:51,802 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 102 transitions. [2018-10-14 16:49:51,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-14 16:49:51,803 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 102 transitions. [2018-10-14 16:49:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-14 16:49:51,808 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:49:51,809 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:49:51,809 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:49:51,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:49:51,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1796433243, now seen corresponding path program 1 times [2018-10-14 16:49:51,811 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:49:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:49:52,387 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 24 [2018-10-14 16:49:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:49:53,076 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:49:53,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-10-14 16:49:53,079 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-10-14 16:49:53,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-10-14 16:49:53,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=376, Unknown=0, NotChecked=0, Total=420 [2018-10-14 16:49:53,082 INFO L87 Difference]: Start difference. First operand 102 states and 102 transitions. Second operand 21 states. [2018-10-14 16:49:54,834 WARN L179 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-10-14 16:49:54,990 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-14 16:49:55,198 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2018-10-14 16:49:55,387 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-10-14 16:49:55,611 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-10-14 16:49:56,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:49:56,728 INFO L93 Difference]: Finished difference Result 156 states and 156 transitions. [2018-10-14 16:49:56,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-14 16:49:56,731 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 101 [2018-10-14 16:49:56,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:49:56,734 INFO L225 Difference]: With dead ends: 156 [2018-10-14 16:49:56,734 INFO L226 Difference]: Without dead ends: 156 [2018-10-14 16:49:56,736 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=386, Invalid=1336, Unknown=0, NotChecked=0, Total=1722 [2018-10-14 16:49:56,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-10-14 16:49:56,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 130. [2018-10-14 16:49:56,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-10-14 16:49:56,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 130 transitions. [2018-10-14 16:49:56,748 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 130 transitions. Word has length 101 [2018-10-14 16:49:56,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:49:56,749 INFO L481 AbstractCegarLoop]: Abstraction has 130 states and 130 transitions. [2018-10-14 16:49:56,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-10-14 16:49:56,750 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 130 transitions. [2018-10-14 16:49:56,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-14 16:49:56,754 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:49:56,755 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:49:56,755 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:49:56,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:49:56,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1477257901, now seen corresponding path program 2 times [2018-10-14 16:49:56,756 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:49:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:49:58,624 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:49:58,624 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:49:58,624 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-10-14 16:49:58,625 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-10-14 16:49:58,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-10-14 16:49:58,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=1114, Unknown=0, NotChecked=0, Total=1190 [2018-10-14 16:49:58,626 INFO L87 Difference]: Start difference. First operand 130 states and 130 transitions. Second operand 35 states. [2018-10-14 16:50:00,116 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2018-10-14 16:50:00,548 WARN L179 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2018-10-14 16:50:00,879 WARN L179 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2018-10-14 16:50:01,234 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2018-10-14 16:50:01,639 WARN L179 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2018-10-14 16:50:02,158 WARN L179 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 103 [2018-10-14 16:50:02,658 WARN L179 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 116 [2018-10-14 16:50:03,209 WARN L179 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 120 [2018-10-14 16:50:03,739 WARN L179 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 117 [2018-10-14 16:50:04,334 WARN L179 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 130 [2018-10-14 16:50:04,915 WARN L179 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2018-10-14 16:50:05,645 WARN L179 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 141 [2018-10-14 16:50:06,328 WARN L179 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 127 [2018-10-14 16:50:06,798 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-10-14 16:50:07,077 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2018-10-14 16:50:07,304 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-10-14 16:50:07,584 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-10-14 16:50:07,923 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-10-14 16:50:08,844 WARN L179 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2018-10-14 16:50:09,208 WARN L179 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2018-10-14 16:50:09,544 WARN L179 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2018-10-14 16:50:10,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:50:10,797 INFO L93 Difference]: Finished difference Result 184 states and 184 transitions. [2018-10-14 16:50:10,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-10-14 16:50:10,798 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 129 [2018-10-14 16:50:10,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:50:10,801 INFO L225 Difference]: With dead ends: 184 [2018-10-14 16:50:10,801 INFO L226 Difference]: Without dead ends: 184 [2018-10-14 16:50:10,805 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 605 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=854, Invalid=4548, Unknown=0, NotChecked=0, Total=5402 [2018-10-14 16:50:10,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-10-14 16:50:10,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 158. [2018-10-14 16:50:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-10-14 16:50:10,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 158 transitions. [2018-10-14 16:50:10,816 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 158 transitions. Word has length 129 [2018-10-14 16:50:10,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:50:10,817 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 158 transitions. [2018-10-14 16:50:10,817 INFO L482 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-10-14 16:50:10,817 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 158 transitions. [2018-10-14 16:50:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-14 16:50:10,820 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:50:10,820 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:50:10,820 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:50:10,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:50:10,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1005887743, now seen corresponding path program 3 times [2018-10-14 16:50:10,822 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:50:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:50:12,193 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-14 16:50:12,193 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:50:12,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-10-14 16:50:12,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-10-14 16:50:12,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-10-14 16:50:12,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=1246, Unknown=0, NotChecked=0, Total=1332 [2018-10-14 16:50:12,195 INFO L87 Difference]: Start difference. First operand 158 states and 158 transitions. Second operand 37 states. [2018-10-14 16:50:13,507 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2018-10-14 16:50:13,911 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2018-10-14 16:50:14,101 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2018-10-14 16:50:14,321 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2018-10-14 16:50:14,537 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2018-10-14 16:50:14,769 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2018-10-14 16:50:15,023 WARN L179 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2018-10-14 16:50:15,297 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2018-10-14 16:50:15,556 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2018-10-14 16:50:15,870 WARN L179 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2018-10-14 16:50:16,178 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 106 [2018-10-14 16:50:16,543 WARN L179 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 122 [2018-10-14 16:50:16,944 WARN L179 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 120 [2018-10-14 16:50:17,400 WARN L179 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 123 [2018-10-14 16:50:17,851 WARN L179 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 126 [2018-10-14 16:50:18,291 WARN L179 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 130 [2018-10-14 16:50:18,716 WARN L179 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 124 [2018-10-14 16:50:19,763 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2018-10-14 16:50:20,044 WARN L179 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 89 [2018-10-14 16:50:20,409 WARN L179 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 92 [2018-10-14 16:50:20,729 WARN L179 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 95 [2018-10-14 16:50:21,070 WARN L179 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 99 [2018-10-14 16:50:21,416 WARN L179 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 102 [2018-10-14 16:50:22,711 WARN L179 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2018-10-14 16:50:22,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:50:22,727 INFO L93 Difference]: Finished difference Result 156 states and 156 transitions. [2018-10-14 16:50:22,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-10-14 16:50:22,728 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 157 [2018-10-14 16:50:22,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:50:22,729 INFO L225 Difference]: With dead ends: 156 [2018-10-14 16:50:22,730 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:50:22,733 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 856 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=1332, Invalid=5474, Unknown=0, NotChecked=0, Total=6806 [2018-10-14 16:50:22,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:50:22,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:50:22,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:50:22,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:50:22,734 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-10-14 16:50:22,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:50:22,734 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:50:22,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-10-14 16:50:22,734 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:50:22,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:50:22,740 INFO L202 PluginConnector]: Adding new model openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:50:22 BoogieIcfgContainer [2018-10-14 16:50:22,740 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:50:22,741 INFO L168 Benchmark]: Toolchain (without parser) took 34492.15 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 367.0 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 223.7 MB). Peak memory consumption was 590.7 MB. Max. memory is 7.1 GB. [2018-10-14 16:50:22,742 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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. [2018-10-14 16:50:22,743 INFO L168 Benchmark]: Boogie Preprocessor took 76.88 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. [2018-10-14 16:50:22,743 INFO L168 Benchmark]: RCFGBuilder took 748.51 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. [2018-10-14 16:50:22,744 INFO L168 Benchmark]: TraceAbstraction took 33662.55 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 367.0 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 192.0 MB). Peak memory consumption was 559.0 MB. Max. memory is 7.1 GB. [2018-10-14 16:50:22,748 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 0.21 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 76.88 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 748.51 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 33662.55 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 367.0 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 192.0 MB). Peak memory consumption was 559.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 170]: 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, 93 locations, 1 error locations. SAFE Result, 33.5s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 27.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 305 SDtfs, 4351 SDslu, 3640 SDs, 0 SdLazy, 4240 SolverSat, 199 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 230 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 216 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1637 ImplicationChecksByTransitivity, 25.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=158occurred 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, 78 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 460 NumberOfCodeBlocks, 460 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 456 ConstructedInterpolants, 0 QuantifiedInterpolants, 827948 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 6/178 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_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-14_16-50-22-759.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrlcpy-alloca_true-valid-memsafety_true-termination.i_18.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-14_16-50-22-759.csv Received shutdown request...