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/toy/Betim-Fig3.2-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:42:33,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:42:33,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:42:33,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:42:33,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:42:33,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:42:33,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:42:33,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:42:33,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:42:33,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:42:33,355 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:42:33,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:42:33,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:42:33,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:42:33,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:42:33,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:42:33,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:42:33,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:42:33,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:42:33,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:42:33,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:42:33,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:42:33,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:42:33,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:42:33,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:42:33,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:42:33,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:42:33,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:42:33,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:42:33,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:42:33,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:42:33,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:42:33,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:42:33,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:42:33,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:42:33,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:42:33,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:42:33,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:42:33,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:42:33,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:42:33,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:42:33,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:42:33,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:42:33,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:42:33,449 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:42:33,450 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:42:33,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/Betim-Fig3.2-Safe.bpl [2019-08-05 10:42:33,451 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/Betim-Fig3.2-Safe.bpl' [2019-08-05 10:42:33,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:42:33,484 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:42:33,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:42:33,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:42:33,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:42:33,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/1) ... [2019-08-05 10:42:33,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/1) ... [2019-08-05 10:42:33,519 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 10:42:33,519 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 10:42:33,519 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 10:42:33,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:42:33,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:42:33,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:42:33,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:42:33,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/1) ... [2019-08-05 10:42:33,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/1) ... [2019-08-05 10:42:33,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/1) ... [2019-08-05 10:42:33,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/1) ... [2019-08-05 10:42:33,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/1) ... [2019-08-05 10:42:33,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/1) ... [2019-08-05 10:42:33,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/1) ... [2019-08-05 10:42:33,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:42:33,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:42:33,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:42:33,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:42:33,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (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 10:42:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 10:42:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 10:42:33,826 INFO L275 CfgBuilder]: Using library mode [2019-08-05 10:42:33,827 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 10:42:33,828 INFO L202 PluginConnector]: Adding new model Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:42:33 BoogieIcfgContainer [2019-08-05 10:42:33,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:42:33,830 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:42:33,830 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:42:33,833 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:42:33,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:33" (1/2) ... [2019-08-05 10:42:33,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@520d3f68 and model type Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:42:33, skipping insertion in model container [2019-08-05 10:42:33,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:42:33" (2/2) ... [2019-08-05 10:42:33,836 INFO L109 eAbstractionObserver]: Analyzing ICFG Betim-Fig3.2-Safe.bpl [2019-08-05 10:42:33,846 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:42:33,853 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 10:42:33,869 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 10:42:33,894 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:42:33,895 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:42:33,895 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:42:33,895 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:42:33,896 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:42:33,896 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:42:33,896 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:42:33,896 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:42:33,896 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:42:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2019-08-05 10:42:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-08-05 10:42:33,917 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:42:33,918 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-08-05 10:42:33,920 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:42:33,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:42:33,926 INFO L82 PathProgramCache]: Analyzing trace with hash 29984, now seen corresponding path program 1 times [2019-08-05 10:42:33,967 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:42:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:42:33,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 10:42:33,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:42:34,042 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 10:42:34,045 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:42:34,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 10:42:34,049 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 10:42:34,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 10:42:34,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:42:34,068 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2019-08-05 10:42:34,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:42:34,114 INFO L93 Difference]: Finished difference Result 6 states and 6 transitions. [2019-08-05 10:42:34,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 10:42:34,116 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-08-05 10:42:34,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:42:34,128 INFO L225 Difference]: With dead ends: 6 [2019-08-05 10:42:34,128 INFO L226 Difference]: Without dead ends: 5 [2019-08-05 10:42:34,130 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:42:34,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2019-08-05 10:42:34,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2019-08-05 10:42:34,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-08-05 10:42:34,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2019-08-05 10:42:34,163 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2019-08-05 10:42:34,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:42:34,164 INFO L475 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2019-08-05 10:42:34,164 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 10:42:34,164 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2019-08-05 10:42:34,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 10:42:34,165 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:42:34,165 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 10:42:34,165 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:42:34,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:42:34,166 INFO L82 PathProgramCache]: Analyzing trace with hash 927558, now seen corresponding path program 1 times [2019-08-05 10:42:34,167 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:42:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:42:34,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 10:42:34,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:42:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-08-05 10:42:34,229 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:42:34,229 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 10:42:34,231 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 10:42:34,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 10:42:34,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:42:34,232 INFO L87 Difference]: Start difference. First operand 5 states and 5 transitions. Second operand 3 states. [2019-08-05 10:42:34,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:42:34,233 INFO L93 Difference]: Finished difference Result 4 states and 4 transitions. [2019-08-05 10:42:34,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 10:42:34,233 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-08-05 10:42:34,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:42:34,234 INFO L225 Difference]: With dead ends: 4 [2019-08-05 10:42:34,234 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 10:42:34,235 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:42:34,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 10:42:34,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 10:42:34,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 10:42:34,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 10:42:34,236 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2019-08-05 10:42:34,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:42:34,237 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 10:42:34,237 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 10:42:34,237 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 10:42:34,238 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 10:42:34,243 INFO L202 PluginConnector]: Adding new model Betim-Fig3.2-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:42:34 BoogieIcfgContainer [2019-08-05 10:42:34,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:42:34,247 INFO L168 Benchmark]: Toolchain (without parser) took 761.73 ms. Allocated memory is still 142.6 MB. Free memory was 111.2 MB in the beginning and 77.4 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:34,248 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 142.6 MB. Free memory was 112.3 MB in the beginning and 112.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 10:42:34,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.69 ms. Allocated memory is still 142.6 MB. Free memory was 111.0 MB in the beginning and 109.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:34,251 INFO L168 Benchmark]: Boogie Preprocessor took 24.33 ms. Allocated memory is still 142.6 MB. Free memory was 109.2 MB in the beginning and 107.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:34,252 INFO L168 Benchmark]: RCFGBuilder took 280.94 ms. Allocated memory is still 142.6 MB. Free memory was 107.9 MB in the beginning and 98.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:34,254 INFO L168 Benchmark]: TraceAbstraction took 414.00 ms. Allocated memory is still 142.6 MB. Free memory was 98.7 MB in the beginning and 77.4 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:34,260 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 0.19 ms. Allocated memory is still 142.6 MB. Free memory was 112.3 MB in the beginning and 112.1 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 37.69 ms. Allocated memory is still 142.6 MB. Free memory was 111.0 MB in the beginning and 109.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.33 ms. Allocated memory is still 142.6 MB. Free memory was 109.2 MB in the beginning and 107.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 280.94 ms. Allocated memory is still 142.6 MB. Free memory was 107.9 MB in the beginning and 98.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 414.00 ms. Allocated memory is still 142.6 MB. Free memory was 98.7 MB in the beginning and 77.4 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 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, 5 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 SizeOfPredicates, 1 NumberOfNonLiveVariables, 19 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1/1 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...