/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/ThreadIdTest-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.ample-buchi-a4216cd-m [2025-04-26 16:52:41,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-26 16:52:41,344 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/Termination.epf [2025-04-26 16:52:41,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-26 16:52:41,348 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-26 16:52:41,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Check unreachability of error function in SV-COMP mode [2025-04-26 16:52:41,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Translation Mode: [2025-04-26 16:52:41,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-26 16:52:41,371 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-26 16:52:41,371 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-26 16:52:41,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * Use SBE=true [2025-04-26 16:52:41,372 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * Use old map elimination=false [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * Automaton type for concurrent programs=PARTIAL_ORDER_BA [2025-04-26 16:52:41,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-04-26 16:52:41,372 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-26 16:52:41,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-26 16:52:41,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 [2025-04-26 16:52:41,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-26 16:52:41,374 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-26 16:52:41,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-26 16:52:41,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-26 16:52:41,374 INFO L153 SettingsManager]: * Use conditional POR in concurrent analysis=false [2025-04-26 16:52:41,375 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-04-26 16:52:41,375 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2025-04-26 16:52:41,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-26 16:52:41,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-26 16:52:41,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-26 16:52:41,596 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-04-26 16:52:41,596 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-04-26 16:52:41,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/regression/ThreadIdTest-Safe.bpl [2025-04-26 16:52:41,598 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/regression/ThreadIdTest-Safe.bpl' [2025-04-26 16:52:41,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-26 16:52:41,614 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2025-04-26 16:52:41,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-26 16:52:41,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-26 16:52:41,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-26 16:52:41,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,637 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,641 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2025-04-26 16:52:41,642 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-26 16:52:41,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-26 16:52:41,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-26 16:52:41,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-26 16:52:41,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,649 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,649 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,652 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,654 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-26 16:52:41,660 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-26 16:52:41,660 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-26 16:52:41,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-26 16:52:41,661 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/1) ... [2025-04-26 16:52:41,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 [2025-04-26 16:52:41,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:52:41,685 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 16:52:41,688 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 16:52:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure decrement [2025-04-26 16:52:41,707 INFO L138 BoogieDeclarations]: Found implementation of procedure decrement [2025-04-26 16:52:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure increment [2025-04-26 16:52:41,707 INFO L138 BoogieDeclarations]: Found implementation of procedure increment [2025-04-26 16:52:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-26 16:52:41,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-26 16:52:41,708 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 16:52:41,736 INFO L234 CfgBuilder]: Building ICFG [2025-04-26 16:52:41,738 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-26 16:52:41,780 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-26 16:52:41,781 INFO L283 CfgBuilder]: Performing block encoding [2025-04-26 16:52:41,787 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-26 16:52:41,787 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-26 16:52:41,787 INFO L201 PluginConnector]: Adding new model ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 04:52:41 BoogieIcfgContainer [2025-04-26 16:52:41,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-26 16:52:41,788 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-04-26 16:52:41,788 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-04-26 16:52:41,792 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-04-26 16:52:41,792 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:52:41,792 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:52:41" (1/2) ... [2025-04-26 16:52:41,793 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57682fa9 and model type ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.04 04:52:41, skipping insertion in model container [2025-04-26 16:52:41,793 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:52:41,793 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 04:52:41" (2/2) ... [2025-04-26 16:52:41,794 INFO L376 chiAutomizerObserver]: Analyzing ICFG ThreadIdTest-Safe.bpl [2025-04-26 16:52:41,832 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-04-26 16:52:41,876 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-26 16:52:41,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-26 16:52:41,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:52:41,879 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 16:52:41,881 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 16:52:41,926 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 20 places, 16 transitions, 46 flow [2025-04-26 16:52:41,944 INFO L116 PetriNetUnfolderBase]: 0/15 cut-off events. [2025-04-26 16:52:41,946 INFO L117 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-04-26 16:52:41,950 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24 conditions, 15 events. 0/15 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 17 event pairs, 0 based on Foata normal form. 0/13 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2025-04-26 16:52:41,950 INFO L82 GeneralOperation]: Start removeDead. Operand has 20 places, 16 transitions, 46 flow [2025-04-26 16:52:41,953 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 18 places, 12 transitions, 36 flow [2025-04-26 16:52:41,953 INFO L84 lAbstractionProvider]: Constructed initial Petri net abstraction that has has 18 places, 12 transitions, 36 flow [2025-04-26 16:52:41,958 INFO L135 AmpleReduction]: Starting ample reduction [2025-04-26 16:52:42,001 WARN L140 AmpleReduction]: Number of pruned transitions: 4 [2025-04-26 16:52:42,001 WARN L141 AmpleReduction]: Loop nodes with "changing loop node status": 0 [2025-04-26 16:52:42,001 WARN L142 AmpleReduction]: Number of trivial sets caused by loops: 0 [2025-04-26 16:52:42,001 WARN L143 AmpleReduction]: Number of not loop caused trivial ample sets:11 [2025-04-26 16:52:42,001 WARN L144 AmpleReduction]: Number of initially assigned non-trivial ample sets:4 [2025-04-26 16:52:42,001 WARN L145 AmpleReduction]: Times succ was already a loop node:0 [2025-04-26 16:52:42,001 WARN L146 AmpleReduction]: Times some other node on the cycle already had a trivial ample set:0 [2025-04-26 16:52:42,001 INFO L149 AmpleReduction]: Finished ample reduction [2025-04-26 16:52:42,003 INFO L136 dAbstractionProvider]: Constructed initial ample set-reduced NBA abstraction that has 16 states, 12 states have (on average 1.25) internal successors, (in total 15), 15 states have internal predecessors, (15), 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 16:52:42,009 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-04-26 16:52:42,009 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-04-26 16:52:42,009 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-04-26 16:52:42,009 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-04-26 16:52:42,010 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-04-26 16:52:42,010 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-04-26 16:52:42,010 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-04-26 16:52:42,010 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-04-26 16:52:42,011 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.25) internal successors, (in total 15), 15 states have internal predecessors, (15), 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 16:52:42,019 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-04-26 16:52:42,020 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-04-26 16:52:42,029 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 16:52:42,030 INFO L201 PluginConnector]: Adding new model ThreadIdTest-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.04 04:52:42 BoogieIcfgContainer [2025-04-26 16:52:42,030 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-04-26 16:52:42,031 INFO L158 Benchmark]: Toolchain (without parser) took 416.79ms. Allocated memory is still 159.4MB. Free memory was 85.4MB in the beginning and 59.4MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2025-04-26 16:52:42,032 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.19ms. Allocated memory is still 159.4MB. Free memory was 86.3MB in the beginning and 86.1MB in the end (delta: 199.3kB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 16:52:42,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.21ms. Allocated memory is still 159.4MB. Free memory was 85.4MB in the beginning and 83.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 16:52:42,032 INFO L158 Benchmark]: Boogie Preprocessor took 15.67ms. Allocated memory is still 159.4MB. Free memory was 83.5MB in the beginning and 82.5MB in the end (delta: 1.0MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-26 16:52:42,032 INFO L158 Benchmark]: RCFGBuilder took 127.75ms. Allocated memory is still 159.4MB. Free memory was 82.5MB in the beginning and 74.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2025-04-26 16:52:42,033 INFO L158 Benchmark]: BuchiAutomizer took 242.24ms. Allocated memory is still 159.4MB. Free memory was 74.1MB in the beginning and 59.4MB in the end (delta: 14.7MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-04-26 16:52:42,034 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 0.19ms. Allocated memory is still 159.4MB. Free memory was 86.3MB in the beginning and 86.1MB in the end (delta: 199.3kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.21ms. Allocated memory is still 159.4MB. Free memory was 85.4MB in the beginning and 83.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 15.67ms. Allocated memory is still 159.4MB. Free memory was 83.5MB in the beginning and 82.5MB in the end (delta: 1.0MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 127.75ms. Allocated memory is still 159.4MB. Free memory was 82.5MB in the beginning and 74.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 242.24ms. Allocated memory is still 159.4MB. Free memory was 74.1MB in the beginning and 59.4MB in the end (delta: 14.7MB). 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]: 130, Number of transitions in reduction automaton: 15, Number of states in reduction automaton: 16, 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 16:52:42,046 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...