/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/Termination.epf -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/regression/example_unnecessary_interleavings.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.ample-buchi-a4216cd-m [2025-04-26 18:38:35,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-26 18:38:35,964 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/Termination.epf [2025-04-26 18:38:35,970 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-26 18:38:35,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-26 18:38:35,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Check unreachability of error function in SV-COMP mode [2025-04-26 18:38:35,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Translation Mode: [2025-04-26 18:38:35,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-26 18:38:35,992 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-26 18:38:35,992 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-26 18:38:35,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Use SBE=true [2025-04-26 18:38:35,993 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Use old map elimination=false [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Automaton type for concurrent programs=PARTIAL_ORDER_BA [2025-04-26 18:38:35,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-26 18:38:35,993 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-26 18:38:35,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 [2025-04-26 18:38:35,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-26 18:38:35,994 INFO L153 SettingsManager]: * Use conditional POR in concurrent analysis=false [2025-04-26 18:38:35,995 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-04-26 18:38:35,995 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2025-04-26 18:38:36,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-26 18:38:36,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-26 18:38:36,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-26 18:38:36,243 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-04-26 18:38:36,244 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-04-26 18:38:36,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/regression/example_unnecessary_interleavings.bpl [2025-04-26 18:38:36,247 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/regression/example_unnecessary_interleavings.bpl' [2025-04-26 18:38:36,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-26 18:38:36,259 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2025-04-26 18:38:36,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-26 18:38:36,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-26 18:38:36,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-26 18:38:36,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,292 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2025-04-26 18:38:36,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-26 18:38:36,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-26 18:38:36,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-26 18:38:36,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-26 18:38:36,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,302 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,303 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,303 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-26 18:38:36,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-26 18:38:36,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-26 18:38:36,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-26 18:38:36,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/1) ... [2025-04-26 18:38:36,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 [2025-04-26 18:38:36,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 18:38:36,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-26 18:38:36,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-26 18:38:36,361 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_y given in one single declaration [2025-04-26 18:38:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure set_y [2025-04-26 18:38:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure set_y [2025-04-26 18:38:36,361 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_z given in one single declaration [2025-04-26 18:38:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure set_z [2025-04-26 18:38:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure set_z [2025-04-26 18:38:36,361 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-04-26 18:38:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-26 18:38:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-26 18:38:36,361 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_x given in one single declaration [2025-04-26 18:38:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure set_x [2025-04-26 18:38:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure set_x [2025-04-26 18:38:36,362 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-26 18:38:36,399 INFO L234 CfgBuilder]: Building ICFG [2025-04-26 18:38:36,401 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-26 18:38:36,452 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-26 18:38:36,452 INFO L283 CfgBuilder]: Performing block encoding [2025-04-26 18:38:36,460 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-26 18:38:36,460 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-26 18:38:36,461 INFO L201 PluginConnector]: Adding new model example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 06:38:36 BoogieIcfgContainer [2025-04-26 18:38:36,461 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-26 18:38:36,461 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-04-26 18:38:36,462 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-04-26 18:38:36,466 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-04-26 18:38:36,467 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 18:38:36,467 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 06:38:36" (1/2) ... [2025-04-26 18:38:36,468 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6bb97a45 and model type example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.04 06:38:36, skipping insertion in model container [2025-04-26 18:38:36,468 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 18:38:36,468 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 06:38:36" (2/2) ... [2025-04-26 18:38:36,469 INFO L376 chiAutomizerObserver]: Analyzing ICFG example_unnecessary_interleavings.bpl [2025-04-26 18:38:36,508 INFO L143 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2025-04-26 18:38:36,544 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-26 18:38:36,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-26 18:38:36,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 18:38:36,547 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-04-26 18:38:36,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-04-26 18:38:36,586 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 29 places, 28 transitions, 95 flow [2025-04-26 18:38:36,612 INFO L116 PetriNetUnfolderBase]: 5/25 cut-off events. [2025-04-26 18:38:36,613 INFO L117 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2025-04-26 18:38:36,616 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47 conditions, 25 events. 5/25 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 33 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 20. Up to 6 conditions per place. [2025-04-26 18:38:36,616 INFO L82 GeneralOperation]: Start removeDead. Operand has 29 places, 28 transitions, 95 flow [2025-04-26 18:38:36,619 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 26 places, 22 transitions, 80 flow [2025-04-26 18:38:36,619 INFO L84 lAbstractionProvider]: Constructed initial Petri net abstraction that has has 26 places, 22 transitions, 80 flow [2025-04-26 18:38:36,619 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26 places, 22 transitions, 80 flow [2025-04-26 18:38:36,634 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 81 states, 79 states have (on average 2.2151898734177213) internal successors, (in total 175), 80 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 18:38:36,634 INFO L171 actionProvider$Eager]: Constructed initial Büchi automaton abstraction (from Petri net) that has 81 states, 79 states have (on average 2.2151898734177213) internal successors, (in total 175), 80 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 18:38:36,636 INFO L135 AmpleReduction]: Starting ample reduction [2025-04-26 18:38:36,663 WARN L140 AmpleReduction]: Number of pruned transitions: 9 [2025-04-26 18:38:36,664 WARN L141 AmpleReduction]: Loop nodes with "changing loop node status": 0 [2025-04-26 18:38:36,664 WARN L142 AmpleReduction]: Number of trivial sets caused by loops: 0 [2025-04-26 18:38:36,664 WARN L143 AmpleReduction]: Number of not loop caused trivial ample sets:9 [2025-04-26 18:38:36,664 WARN L144 AmpleReduction]: Number of initially assigned non-trivial ample sets:7 [2025-04-26 18:38:36,664 WARN L145 AmpleReduction]: Times succ was already a loop node:0 [2025-04-26 18:38:36,664 WARN L146 AmpleReduction]: Times some other node on the cycle already had a trivial ample set:0 [2025-04-26 18:38:36,664 INFO L149 AmpleReduction]: Finished ample reduction [2025-04-26 18:38:36,664 INFO L136 dAbstractionProvider]: Constructed initial ample set-reduced NBA abstraction that has 17 states, 15 states have (on average 1.0666666666666667) internal successors, (in total 16), 16 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 18:38:36,669 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-04-26 18:38:36,669 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-04-26 18:38:36,669 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-04-26 18:38:36,670 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-04-26 18:38:36,670 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-04-26 18:38:36,670 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-04-26 18:38:36,670 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-04-26 18:38:36,670 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-04-26 18:38:36,671 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 15 states have (on average 1.0666666666666667) internal successors, (in total 16), 16 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (in total 0), 0 states have return successors, (0), 0 states have call predecessors, ( in total0), 0 states have call successors, (0) [2025-04-26 18:38:36,678 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-04-26 18:38:36,678 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-04-26 18:38:36,687 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2025-04-26 18:38:36,688 INFO L201 PluginConnector]: Adding new model example_unnecessary_interleavings.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.04 06:38:36 BoogieIcfgContainer [2025-04-26 18:38:36,688 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-04-26 18:38:36,690 INFO L158 Benchmark]: Toolchain (without parser) took 430.19ms. Allocated memory is still 155.2MB. Free memory was 83.6MB in the beginning and 57.4MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2025-04-26 18:38:36,690 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.64ms. Allocated memory is still 155.2MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 18:38:36,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.09ms. Allocated memory is still 155.2MB. Free memory was 83.6MB in the beginning and 81.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 18:38:36,690 INFO L158 Benchmark]: Boogie Preprocessor took 17.72ms. Allocated memory is still 155.2MB. Free memory was 81.7MB in the beginning and 80.9MB in the end (delta: 792.5kB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-26 18:38:36,691 INFO L158 Benchmark]: RCFGBuilder took 146.81ms. Allocated memory is still 155.2MB. Free memory was 80.8MB in the beginning and 72.5MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2025-04-26 18:38:36,691 INFO L158 Benchmark]: BuchiAutomizer took 227.02ms. Allocated memory is still 155.2MB. Free memory was 72.4MB in the beginning and 57.4MB in the end (delta: 15.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-04-26 18:38:36,692 INFO L338 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 0.64ms. Allocated memory is still 155.2MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.09ms. Allocated memory is still 155.2MB. Free memory was 83.6MB in the beginning and 81.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 17.72ms. Allocated memory is still 155.2MB. Free memory was 81.7MB in the beginning and 80.9MB in the end (delta: 792.5kB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 146.81ms. Allocated memory is still 155.2MB. Free memory was 80.8MB in the beginning and 72.5MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 227.02ms. Allocated memory is still 155.2MB. Free memory was 72.4MB in the beginning and 57.4MB in the end (delta: 15.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.1s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.1s InitialAbstraction: Time to compute Ample Reduction [ms]: 123, Number of transitions in reduction automaton: 16, Number of states in reduction automaton: 17, Underlying: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-04-26 18:38:36,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...