java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-Goto.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:13:55,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:13:55,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:13:55,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:13:55,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:13:55,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:13:55,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:13:55,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:13:55,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:13:55,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:13:55,222 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:13:55,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:13:55,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:13:55,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:13:55,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:13:55,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:13:55,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:13:55,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:13:55,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:13:55,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:13:55,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:13:55,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:13:55,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:13:55,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:13:55,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:13:55,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:13:55,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:13:55,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:13:55,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:13:55,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:13:55,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:13:55,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:13:55,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:13:55,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:13:55,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:13:55,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:13:55,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:13:55,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:13:55,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:13:55,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:13:55,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:13:55,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:13:55,329 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:13:55,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:13:55,334 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:13:55,334 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:13:55,335 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-Goto.bpl [2019-08-05 11:13:55,336 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-Goto.bpl' [2019-08-05 11:13:55,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:13:55,371 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:13:55,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:13:55,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:13:55,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:13:55,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/1) ... [2019-08-05 11:13:55,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/1) ... [2019-08-05 11:13:55,405 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 11:13:55,405 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 11:13:55,405 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 11:13:55,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:13:55,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:13:55,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:13:55,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:13:55,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/1) ... [2019-08-05 11:13:55,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/1) ... [2019-08-05 11:13:55,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/1) ... [2019-08-05 11:13:55,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/1) ... [2019-08-05 11:13:55,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/1) ... [2019-08-05 11:13:55,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/1) ... [2019-08-05 11:13:55,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/1) ... [2019-08-05 11:13:55,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:13:55,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:13:55,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:13:55,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:13:55,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (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 [2019-08-05 11:13:55,502 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:13:55,502 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:13:55,502 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:13:55,660 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:13:55,660 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:13:55,661 INFO L202 PluginConnector]: Adding new model loop-Goto.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:13:55 BoogieIcfgContainer [2019-08-05 11:13:55,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:13:55,663 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:13:55,663 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:13:55,667 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:13:55,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:13:55" (1/2) ... [2019-08-05 11:13:55,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6bb70a and model type loop-Goto.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:13:55, skipping insertion in model container [2019-08-05 11:13:55,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "loop-Goto.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:13:55" (2/2) ... [2019-08-05 11:13:55,671 INFO L109 eAbstractionObserver]: Analyzing ICFG loop-Goto.bpl [2019-08-05 11:13:55,681 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:13:55,691 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:13:55,710 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:13:55,740 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:13:55,742 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:13:55,742 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:13:55,743 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:13:55,743 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:13:55,743 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:13:55,743 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:13:55,743 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:13:55,744 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:13:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-08-05 11:13:55,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 11:13:55,776 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:13:55,777 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 11:13:55,781 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:13:55,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:13:55,791 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2019-08-05 11:13:55,848 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:13:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:13:55,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core [2019-08-05 11:13:55,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:13:56,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 11:13:56,085 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:13:56,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-08-05 11:13:56,091 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 11:13:56,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 11:13:56,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:13:56,106 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2019-08-05 11:13:56,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:13:56,169 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2019-08-05 11:13:56,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 11:13:56,172 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2019-08-05 11:13:56,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:13:56,182 INFO L225 Difference]: With dead ends: 9 [2019-08-05 11:13:56,183 INFO L226 Difference]: Without dead ends: 8 [2019-08-05 11:13:56,185 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:13:56,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2019-08-05 11:13:56,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2019-08-05 11:13:56,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-08-05 11:13:56,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-08-05 11:13:56,213 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2019-08-05 11:13:56,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:13:56,213 INFO L475 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-08-05 11:13:56,213 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 11:13:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-08-05 11:13:56,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-08-05 11:13:56,214 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:13:56,214 INFO L399 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-08-05 11:13:56,215 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:13:56,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:13:56,215 INFO L82 PathProgramCache]: Analyzing trace with hash 889471970, now seen corresponding path program 1 times [2019-08-05 11:13:56,216 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:13:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 11:13:56,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2019-08-05 11:13:56,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 11:13:56,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-08-05 11:13:56,288 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 11:13:56,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-08-05 11:13:56,290 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 11:13:56,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 11:13:56,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:13:56,291 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 4 states. [2019-08-05 11:13:56,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 11:13:56,324 INFO L93 Difference]: Finished difference Result 6 states and 6 transitions. [2019-08-05 11:13:56,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 11:13:56,327 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-08-05 11:13:56,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 11:13:56,328 INFO L225 Difference]: With dead ends: 6 [2019-08-05 11:13:56,328 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 11:13:56,329 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 11:13:56,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 11:13:56,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 11:13:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 11:13:56,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 11:13:56,330 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2019-08-05 11:13:56,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 11:13:56,330 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 11:13:56,330 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 11:13:56,331 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 11:13:56,331 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 11:13:56,336 INFO L202 PluginConnector]: Adding new model loop-Goto.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:13:56 BoogieIcfgContainer [2019-08-05 11:13:56,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:13:56,340 INFO L168 Benchmark]: Toolchain (without parser) took 967.14 ms. Allocated memory is still 143.7 MB. Free memory was 113.2 MB in the beginning and 75.3 MB in the end (delta: 38.0 MB). Peak memory consumption was 38.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:56,341 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 143.7 MB. Free memory was 114.5 MB in the beginning and 114.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:13:56,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.79 ms. Allocated memory is still 143.7 MB. Free memory was 113.2 MB in the beginning and 111.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:56,344 INFO L168 Benchmark]: Boogie Preprocessor took 19.86 ms. Allocated memory is still 143.7 MB. Free memory was 111.4 MB in the beginning and 110.4 MB in the end (delta: 937.7 kB). Peak memory consumption was 937.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:13:56,345 INFO L168 Benchmark]: RCFGBuilder took 233.01 ms. Allocated memory is still 143.7 MB. Free memory was 110.2 MB in the beginning and 101.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:56,346 INFO L168 Benchmark]: TraceAbstraction took 673.84 ms. Allocated memory is still 143.7 MB. Free memory was 101.0 MB in the beginning and 75.3 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:13:56,352 INFO L335 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 143.7 MB. Free memory was 114.5 MB in the beginning and 114.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.79 ms. Allocated memory is still 143.7 MB. Free memory was 113.2 MB in the beginning and 111.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.86 ms. Allocated memory is still 143.7 MB. Free memory was 111.4 MB in the beginning and 110.4 MB in the end (delta: 937.7 kB). Peak memory consumption was 937.7 kB. Max. memory is 7.1 GB. * RCFGBuilder took 233.01 ms. Allocated memory is still 143.7 MB. Free memory was 110.2 MB in the beginning and 101.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 673.84 ms. Allocated memory is still 143.7 MB. Free memory was 101.0 MB in the beginning and 75.3 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 18]: 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, 6 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7 SDtfs, 3 SDslu, 3 SDs, 0 SdLazy, 10 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, 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, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 110 SizeOfPredicates, 2 NumberOfNonLiveVariables, 26 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...