/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/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.ample-buchi-a4216cd-m [2025-04-26 16:55:12,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-26 16:55:13,051 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/Termination.epf [2025-04-26 16:55:13,058 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-26 16:55:13,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-26 16:55:13,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Check unreachability of error function in SV-COMP mode [2025-04-26 16:55:13,060 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Translation Mode: [2025-04-26 16:55:13,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-26 16:55:13,079 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-26 16:55:13,079 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-26 16:55:13,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-26 16:55:13,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-26 16:55:13,080 INFO L153 SettingsManager]: * Use SBE=true [2025-04-26 16:55:13,080 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-04-26 16:55:13,080 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-04-26 16:55:13,080 INFO L153 SettingsManager]: * Use old map elimination=false [2025-04-26 16:55:13,080 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * Automaton type for concurrent programs=PARTIAL_ORDER_BA [2025-04-26 16:55:13,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-04-26 16:55:13,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-26 16:55:13,082 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 [2025-04-26 16:55:13,082 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-26 16:55:13,082 INFO L153 SettingsManager]: * Use conditional POR in concurrent analysis=false [2025-04-26 16:55:13,083 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-04-26 16:55:13,083 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2025-04-26 16:55:13,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-26 16:55:13,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-26 16:55:13,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-26 16:55:13,320 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-04-26 16:55:13,320 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-04-26 16:55:13,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl [2025-04-26 16:55:13,322 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-2.wvr.bpl' [2025-04-26 16:55:13,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-26 16:55:13,351 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2025-04-26 16:55:13,352 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-26 16:55:13,352 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-26 16:55:13,352 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-26 16:55:13,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,389 INFO L138 Inliner]: procedures = 7, calls = 6, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2025-04-26 16:55:13,390 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-26 16:55:13,391 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-26 16:55:13,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-26 16:55:13,391 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-26 16:55:13,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,405 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-26 16:55:13,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-26 16:55:13,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-26 16:55:13,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-26 16:55:13,418 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/1) ... [2025-04-26 16:55:13,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 [2025-04-26 16:55:13,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:13,445 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 16:55:13,449 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 16:55:13,472 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2025-04-26 16:55:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-04-26 16:55:13,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-04-26 16:55:13,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2025-04-26 16:55:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-04-26 16:55:13,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-04-26 16:55:13,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-04-26 16:55:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-26 16:55:13,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-26 16:55:13,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2025-04-26 16:55:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-04-26 16:55:13,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-04-26 16:55:13,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2025-04-26 16:55:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-04-26 16:55:13,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-04-26 16:55:13,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2025-04-26 16:55:13,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2025-04-26 16:55:13,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2025-04-26 16:55:13,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2025-04-26 16:55:13,474 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2025-04-26 16:55:13,474 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2025-04-26 16:55:13,474 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 16:55:13,509 INFO L234 CfgBuilder]: Building ICFG [2025-04-26 16:55:13,511 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-26 16:55:13,603 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-26 16:55:13,604 INFO L283 CfgBuilder]: Performing block encoding [2025-04-26 16:55:13,630 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-26 16:55:13,630 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2025-04-26 16:55:13,631 INFO L201 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 04:55:13 BoogieIcfgContainer [2025-04-26 16:55:13,631 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-26 16:55:13,633 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-04-26 16:55:13,633 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-04-26 16:55:13,637 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-04-26 16:55:13,637 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:55:13,637 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.04 04:55:13" (1/2) ... [2025-04-26 16:55:13,638 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13c79451 and model type parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.04 04:55:13, skipping insertion in model container [2025-04-26 16:55:13,638 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:55:13,638 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 04:55:13" (2/2) ... [2025-04-26 16:55:13,639 INFO L376 chiAutomizerObserver]: Analyzing ICFG parallel-sum-2.wvr.bpl [2025-04-26 16:55:13,727 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2025-04-26 16:55:13,761 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-26 16:55:13,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-26 16:55:13,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:13,763 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 16:55:13,764 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 16:55:13,821 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 66 places, 61 transitions, 188 flow [2025-04-26 16:55:13,839 INFO L116 PetriNetUnfolderBase]: 8/39 cut-off events. [2025-04-26 16:55:13,841 INFO L117 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2025-04-26 16:55:13,844 INFO L83 FinitePrefix]: Finished finitePrefix Result has 68 conditions, 39 events. 8/39 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 66 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 49. Up to 3 conditions per place. [2025-04-26 16:55:13,844 INFO L82 GeneralOperation]: Start removeDead. Operand has 66 places, 61 transitions, 188 flow [2025-04-26 16:55:13,847 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 50 places, 39 transitions, 126 flow [2025-04-26 16:55:13,847 INFO L84 lAbstractionProvider]: Constructed initial Petri net abstraction that has has 50 places, 39 transitions, 126 flow [2025-04-26 16:55:13,851 INFO L135 AmpleReduction]: Starting ample reduction [2025-04-26 16:55:14,138 WARN L140 AmpleReduction]: Number of pruned transitions: 540 [2025-04-26 16:55:14,139 WARN L141 AmpleReduction]: Loop nodes with "changing loop node status": 0 [2025-04-26 16:55:14,139 WARN L142 AmpleReduction]: Number of trivial sets caused by loops: 90 [2025-04-26 16:55:14,139 WARN L143 AmpleReduction]: Number of not loop caused trivial ample sets:33 [2025-04-26 16:55:14,139 WARN L144 AmpleReduction]: Number of initially assigned non-trivial ample sets:194 [2025-04-26 16:55:14,139 WARN L145 AmpleReduction]: Times succ was already a loop node:178 [2025-04-26 16:55:14,139 WARN L146 AmpleReduction]: Times some other node on the cycle already had a trivial ample set:23 [2025-04-26 16:55:14,139 INFO L149 AmpleReduction]: Finished ample reduction [2025-04-26 16:55:14,143 INFO L136 dAbstractionProvider]: Constructed initial ample set-reduced NBA abstraction that has 318 states, 316 states have (on average 2.231012658227848) internal successors, (in total 705), 317 states have internal predecessors, (705), 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 16:55:14,150 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-04-26 16:55:14,150 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-04-26 16:55:14,150 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-04-26 16:55:14,150 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-04-26 16:55:14,150 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-04-26 16:55:14,150 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-04-26 16:55:14,150 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-04-26 16:55:14,150 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-04-26 16:55:14,152 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 318 states, 316 states have (on average 2.231012658227848) internal successors, (in total 705), 317 states have internal predecessors, (705), 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 16:55:14,175 INFO L131 ngComponentsAnalysis]: Automaton has 73 accepting balls. 216 [2025-04-26 16:55:14,175 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-04-26 16:55:14,175 INFO L120 BuchiIsEmpty]: Starting construction of run [2025-04-26 16:55:14,180 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-04-26 16:55:14,180 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-04-26 16:55:14,180 INFO L340 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-04-26 16:55:14,181 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 318 states, 316 states have (on average 2.231012658227848) internal successors, (in total 705), 317 states have internal predecessors, (705), 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 16:55:14,190 INFO L131 ngComponentsAnalysis]: Automaton has 73 accepting balls. 216 [2025-04-26 16:55:14,194 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-04-26 16:55:14,194 INFO L120 BuchiIsEmpty]: Starting construction of run [2025-04-26 16:55:14,194 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-04-26 16:55:14,194 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-04-26 16:55:14,198 INFO L752 eck$LassoCheckResult]: Stem: "[92] $Ultimate##0-->L102: Formula: (and (= v_i1_6 v_s11_4) (= v_s11_4 v_s22_1) (= v_s12_1 v_s11_4) (= v_i2_1 v_s11_4) (= v_s11_4 v_s21_2) (= v_s11_4 0)) InVars {s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} OutVars{s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} AuxVars[] AssignedVars[]" "[129] L102-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_thidvar0]" "[144] $Ultimate##0-->L27: Formula: (and (= 2 v_thread2Thread1of1ForFork0_thidvar0_4) (= 2 v_thread2Thread1of1ForFork0_thidvar1_4)) InVars {} OutVars{thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_thidvar0]" [2025-04-26 16:55:14,199 INFO L754 eck$LassoCheckResult]: Loop: "[106] L27-->L28: Formula: (and (= v_i1_15 (+ v_i1_16 1)) (< v_i1_16 v_n_7) (= v_t11_5 (select v_x_7 v_i1_15))) InVars {i1=v_i1_16, x=v_x_7, n=v_n_7} OutVars{t11=v_t11_5, i1=v_i1_15, x=v_x_7, n=v_n_7} AuxVars[] AssignedVars[t11, i1]" "[107] L28-->L27: Formula: (= (+ v_s11_3 v_t11_2) v_s11_2) InVars {t11=v_t11_2, s11=v_s11_3} OutVars{t11=v_t11_2, s11=v_s11_2} AuxVars[] AssignedVars[s11]" [2025-04-26 16:55:14,204 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:14,205 INFO L85 PathProgramCache]: Analyzing trace with hash 122346, now seen corresponding path program 1 times [2025-04-26 16:55:14,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:14,210 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721196031] [2025-04-26 16:55:14,210 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:14,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:14,248 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-04-26 16:55:14,255 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-04-26 16:55:14,255 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:14,255 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:14,256 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:14,258 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-04-26 16:55:14,259 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-04-26 16:55:14,259 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:14,259 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:14,272 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:14,275 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:14,275 INFO L85 PathProgramCache]: Analyzing trace with hash 4354, now seen corresponding path program 1 times [2025-04-26 16:55:14,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:14,276 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240990678] [2025-04-26 16:55:14,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:14,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:14,278 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:14,291 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:14,291 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:14,291 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:14,291 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:14,293 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:14,294 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:14,294 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:14,294 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:14,295 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:14,296 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:14,296 INFO L85 PathProgramCache]: Analyzing trace with hash 117577899, now seen corresponding path program 1 times [2025-04-26 16:55:14,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:14,296 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601816287] [2025-04-26 16:55:14,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:14,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:14,299 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-04-26 16:55:14,301 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-04-26 16:55:14,301 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:14,301 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:14,301 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:14,303 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-04-26 16:55:14,305 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-04-26 16:55:14,305 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:14,306 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:14,309 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:14,425 INFO L206 LassoAnalysis]: Preferences: [2025-04-26 16:55:14,426 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-04-26 16:55:14,427 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-04-26 16:55:14,427 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-04-26 16:55:14,427 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-04-26 16:55:14,427 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:14,429 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-04-26 16:55:14,429 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-04-26 16:55:14,429 INFO L132 ssoRankerPreferences]: Filename of dumped script: parallel-sum-2.wvr.bpl_petrified1_Iteration1_Lasso [2025-04-26 16:55:14,429 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-04-26 16:55:14,430 INFO L243 LassoAnalysis]: Starting lasso preprocessing... [2025-04-26 16:55:14,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:14,463 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:14,466 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:14,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:14,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:14,487 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:14,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:14,492 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:14,579 INFO L261 LassoAnalysis]: Preprocessing complete. [2025-04-26 16:55:14,582 INFO L453 LassoAnalysis]: Using template 'affine'. [2025-04-26 16:55:14,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:14,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:14,585 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:14,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-04-26 16:55:14,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:14,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:14,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:14,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:14,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:14,608 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:14,608 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:14,615 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:14,622 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2025-04-26 16:55:14,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:14,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:14,625 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:14,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-04-26 16:55:14,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:14,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:14,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:14,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:14,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:14,639 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:14,639 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:14,642 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:14,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:14,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:14,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:14,650 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:14,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:14,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-04-26 16:55:14,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:14,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:14,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:14,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:14,663 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:14,663 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:14,666 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:14,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-04-26 16:55:14,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:14,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:14,674 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:14,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-04-26 16:55:14,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:14,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:14,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:14,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:14,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:14,691 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:14,691 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:14,697 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:14,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-04-26 16:55:14,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:14,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:14,705 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:14,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-04-26 16:55:14,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:14,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:14,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:14,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:14,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:14,722 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:14,722 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:14,728 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-04-26 16:55:14,740 INFO L436 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2025-04-26 16:55:14,740 INFO L437 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2025-04-26 16:55:14,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:14,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:14,744 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:14,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-04-26 16:55:14,747 INFO L436 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-04-26 16:55:14,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-04-26 16:55:14,766 INFO L439 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-04-26 16:55:14,766 INFO L476 LassoAnalysis]: Proved termination. [2025-04-26 16:55:14,766 INFO L478 LassoAnalysis]: Termination argument consisting of: Ranking function f(i1, n) = -1*i1 + 1*n Supporting invariants [] [2025-04-26 16:55:14,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:14,776 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-04-26 16:55:14,793 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:14,805 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-04-26 16:55:14,808 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-04-26 16:55:14,808 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:14,808 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:55:14,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-04-26 16:55:14,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:55:14,826 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:14,829 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:14,829 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:14,829 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:55:14,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-04-26 16:55:14,830 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:55:14,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-26 16:55:14,872 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-04-26 16:55:14,873 INFO L70 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 318 states, 316 states have (on average 2.231012658227848) internal successors, (in total 705), 317 states have internal predecessors, (705), 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) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (in total 5), 3 states have internal predecessors, (5), 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 16:55:14,968 INFO L74 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 318 states, 316 states have (on average 2.231012658227848) internal successors, (in total 705), 317 states have internal predecessors, (705), 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). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (in total 5), 3 states have internal predecessors, (5), 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) Result 714 states and 1632 transitions. Complement of second has 5 states. [2025-04-26 16:55:14,970 INFO L140 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-04-26 16:55:14,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (in total 5), 3 states have internal predecessors, (5), 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 16:55:14,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 63 transitions. [2025-04-26 16:55:14,980 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 4 states and 63 transitions. Stem has 3 letters. Loop has 2 letters. [2025-04-26 16:55:14,982 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:14,982 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 4 states and 63 transitions. Stem has 5 letters. Loop has 2 letters. [2025-04-26 16:55:14,982 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:14,982 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 4 states and 63 transitions. Stem has 3 letters. Loop has 4 letters. [2025-04-26 16:55:14,982 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:14,982 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 714 states and 1632 transitions. [2025-04-26 16:55:14,994 INFO L131 ngComponentsAnalysis]: Automaton has 28 accepting balls. 59 [2025-04-26 16:55:15,004 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 714 states to 442 states and 1044 transitions. [2025-04-26 16:55:15,004 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 164 [2025-04-26 16:55:15,008 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2025-04-26 16:55:15,008 INFO L74 IsDeterministic]: Start isDeterministic. Operand 442 states and 1044 transitions. [2025-04-26 16:55:15,008 INFO L81 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-04-26 16:55:15,008 INFO L218 hiAutomatonCegarLoop]: Abstraction has 442 states and 1044 transitions. [2025-04-26 16:55:15,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states and 1044 transitions. [2025-04-26 16:55:15,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 377. [2025-04-26 16:55:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 377 states have (on average 2.339522546419098) internal successors, (in total 882), 376 states have internal predecessors, (882), 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 16:55:15,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 882 transitions. [2025-04-26 16:55:15,052 INFO L240 hiAutomatonCegarLoop]: Abstraction has 377 states and 882 transitions. [2025-04-26 16:55:15,053 INFO L438 stractBuchiCegarLoop]: Abstraction has 377 states and 882 transitions. [2025-04-26 16:55:15,053 INFO L340 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-04-26 16:55:15,053 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand 377 states and 882 transitions. [2025-04-26 16:55:15,055 INFO L131 ngComponentsAnalysis]: Automaton has 28 accepting balls. 59 [2025-04-26 16:55:15,055 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-04-26 16:55:15,055 INFO L120 BuchiIsEmpty]: Starting construction of run [2025-04-26 16:55:15,055 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2025-04-26 16:55:15,055 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-04-26 16:55:15,056 INFO L752 eck$LassoCheckResult]: Stem: "[92] $Ultimate##0-->L102: Formula: (and (= v_i1_6 v_s11_4) (= v_s11_4 v_s22_1) (= v_s12_1 v_s11_4) (= v_i2_1 v_s11_4) (= v_s11_4 v_s21_2) (= v_s11_4 0)) InVars {s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} OutVars{s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} AuxVars[] AssignedVars[]" "[129] L102-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_thidvar0]" "[144] $Ultimate##0-->L27: Formula: (and (= 2 v_thread2Thread1of1ForFork0_thidvar0_4) (= 2 v_thread2Thread1of1ForFork0_thidvar1_4)) InVars {} OutVars{thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_thidvar0]" "[106] L27-->L28: Formula: (and (= v_i1_15 (+ v_i1_16 1)) (< v_i1_16 v_n_7) (= v_t11_5 (select v_x_7 v_i1_15))) InVars {i1=v_i1_16, x=v_x_7, n=v_n_7} OutVars{t11=v_t11_5, i1=v_i1_15, x=v_x_7, n=v_n_7} AuxVars[] AssignedVars[t11, i1]" "[138] L102-1-->$Ultimate##0: Formula: (and (= v_thread4Thread1of1ForFork4_thidvar2_2 4) (= v_thread4Thread1of1ForFork4_thidvar0_2 4) (= v_thread4Thread1of1ForFork4_thidvar1_2 4) (= v_thread4Thread1of1ForFork4_thidvar3_2 4)) InVars {} OutVars{thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_2, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_2, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_2, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_2} AuxVars[] AssignedVars[thread4Thread1of1ForFork4_thidvar0, thread4Thread1of1ForFork4_thidvar1, thread4Thread1of1ForFork4_thidvar2, thread4Thread1of1ForFork4_thidvar3]" "[150] $Ultimate##0-->L64: Formula: (and (= v_thread5Thread1of1ForFork2_thidvar1_4 5) (= v_thread5Thread1of1ForFork2_thidvar4_4 5) (= v_thread5Thread1of1ForFork2_thidvar0_4 5) (= v_thread5Thread1of1ForFork2_thidvar3_4 5) (= v_thread5Thread1of1ForFork2_thidvar2_4 5)) InVars {} OutVars{thread5Thread1of1ForFork2_thidvar4=v_thread5Thread1of1ForFork2_thidvar4_4, thread5Thread1of1ForFork2_thidvar2=v_thread5Thread1of1ForFork2_thidvar2_4, thread5Thread1of1ForFork2_thidvar3=v_thread5Thread1of1ForFork2_thidvar3_4, thread5Thread1of1ForFork2_thidvar0=v_thread5Thread1of1ForFork2_thidvar0_4, thread5Thread1of1ForFork2_thidvar1=v_thread5Thread1of1ForFork2_thidvar1_4} AuxVars[] AssignedVars[thread5Thread1of1ForFork2_thidvar4, thread5Thread1of1ForFork2_thidvar2, thread5Thread1of1ForFork2_thidvar3, thread5Thread1of1ForFork2_thidvar0, thread5Thread1of1ForFork2_thidvar1]" "[107] L28-->L27: Formula: (= (+ v_s11_3 v_t11_2) v_s11_2) InVars {t11=v_t11_2, s11=v_s11_3} OutVars{t11=v_t11_2, s11=v_s11_2} AuxVars[] AssignedVars[s11]" [2025-04-26 16:55:15,056 INFO L754 eck$LassoCheckResult]: Loop: "[119] L64-->L65: Formula: (and (= (+ v_i2_16 1) v_i2_15) (< v_i2_16 v_n_11) (= v_t12_5 (select v_x_15 v_i2_15))) InVars {x=v_x_15, i2=v_i2_16, n=v_n_11} OutVars{t12=v_t12_5, x=v_x_15, i2=v_i2_15, n=v_n_11} AuxVars[] AssignedVars[t12, i2]" "[120] L65-->L64: Formula: (= v_s12_3 (+ v_s12_4 v_t12_2)) InVars {s12=v_s12_4, t12=v_t12_2} OutVars{s12=v_s12_3, t12=v_t12_2} AuxVars[] AssignedVars[s12]" [2025-04-26 16:55:15,056 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:15,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1323245791, now seen corresponding path program 1 times [2025-04-26 16:55:15,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:15,057 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362304895] [2025-04-26 16:55:15,057 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:15,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:15,060 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-04-26 16:55:15,067 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-04-26 16:55:15,067 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:15,067 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:15,067 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:15,071 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-04-26 16:55:15,075 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-04-26 16:55:15,076 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:15,076 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:15,081 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:15,082 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:15,082 INFO L85 PathProgramCache]: Analyzing trace with hash 4770, now seen corresponding path program 1 times [2025-04-26 16:55:15,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:15,082 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733482282] [2025-04-26 16:55:15,082 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:15,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:15,084 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:15,086 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:15,086 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:15,086 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:15,086 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:15,087 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:15,088 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:15,088 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:15,088 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:15,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:15,092 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:15,093 INFO L85 PathProgramCache]: Analyzing trace with hash 328889344, now seen corresponding path program 1 times [2025-04-26 16:55:15,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:15,093 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404300511] [2025-04-26 16:55:15,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:15,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:15,097 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-26 16:55:15,104 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-26 16:55:15,104 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:15,104 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:15,104 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:15,105 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-26 16:55:15,109 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-26 16:55:15,109 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:15,109 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:15,111 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:15,313 INFO L206 LassoAnalysis]: Preferences: [2025-04-26 16:55:15,313 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-04-26 16:55:15,313 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-04-26 16:55:15,314 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-04-26 16:55:15,314 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-04-26 16:55:15,314 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,314 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-04-26 16:55:15,314 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-04-26 16:55:15,314 INFO L132 ssoRankerPreferences]: Filename of dumped script: parallel-sum-2.wvr.bpl_petrified1_Iteration2_Lasso [2025-04-26 16:55:15,314 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-04-26 16:55:15,314 INFO L243 LassoAnalysis]: Starting lasso preprocessing... [2025-04-26 16:55:15,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,329 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,338 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,361 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,365 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,370 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:15,558 INFO L261 LassoAnalysis]: Preprocessing complete. [2025-04-26 16:55:15,558 INFO L453 LassoAnalysis]: Using template 'affine'. [2025-04-26 16:55:15,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,578 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:15,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-04-26 16:55:15,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:15,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:15,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:15,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:15,618 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:15,618 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:15,621 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:15,627 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-04-26 16:55:15,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,629 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-04-26 16:55:15,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:15,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:15,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:15,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:15,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:15,643 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:15,643 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:15,645 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:15,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-04-26 16:55:15,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,675 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-04-26 16:55:15,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:15,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:15,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:15,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:15,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:15,690 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:15,690 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:15,692 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:15,698 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-04-26 16:55:15,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,709 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-04-26 16:55:15,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:15,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:15,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:15,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:15,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:15,726 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:15,726 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:15,729 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:15,734 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-04-26 16:55:15,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,736 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-04-26 16:55:15,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:15,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:15,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:15,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:15,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:15,754 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:15,754 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:15,757 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:15,764 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:15,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,766 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-04-26 16:55:15,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:15,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:15,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:15,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:15,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:15,783 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:15,785 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:15,791 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:15,797 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-04-26 16:55:15,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,799 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-04-26 16:55:15,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:15,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:15,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:15,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:15,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:15,812 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:15,812 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:15,815 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:15,820 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-04-26 16:55:15,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,822 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-04-26 16:55:15,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:15,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:15,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:15,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:15,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:15,835 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:15,835 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:15,837 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:15,842 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:15,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,844 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-04-26 16:55:15,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:15,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:15,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:15,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:15,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:15,857 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:15,857 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:15,862 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-04-26 16:55:15,871 INFO L436 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2025-04-26 16:55:15,871 INFO L437 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2025-04-26 16:55:15,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:15,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:15,873 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:15,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-04-26 16:55:15,875 INFO L436 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-04-26 16:55:15,891 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-04-26 16:55:15,891 INFO L439 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-04-26 16:55:15,891 INFO L476 LassoAnalysis]: Proved termination. [2025-04-26 16:55:15,891 INFO L478 LassoAnalysis]: Termination argument consisting of: Ranking function f(i2, n) = -1*i2 + 1*n Supporting invariants [] [2025-04-26 16:55:15,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:15,897 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-04-26 16:55:15,907 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:15,915 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-04-26 16:55:15,920 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-04-26 16:55:15,921 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:15,921 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:55:15,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-04-26 16:55:15,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:55:15,932 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:15,934 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:15,934 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:15,934 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:55:15,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-04-26 16:55:15,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:55:15,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-26 16:55:15,950 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-04-26 16:55:15,950 INFO L70 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 377 states and 882 transitions. cyclomatic complexity: 567 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (in total 9), 3 states have internal predecessors, (9), 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 16:55:16,027 INFO L74 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 377 states and 882 transitions. cyclomatic complexity: 567. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (in total 9), 3 states have internal predecessors, (9), 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) Result 1281 states and 3113 transitions. Complement of second has 4 states. [2025-04-26 16:55:16,028 INFO L140 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-04-26 16:55:16,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (in total 9), 3 states have internal predecessors, (9), 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 16:55:16,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 78 transitions. [2025-04-26 16:55:16,028 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 3 states and 78 transitions. Stem has 7 letters. Loop has 2 letters. [2025-04-26 16:55:16,029 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:16,029 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 3 states and 78 transitions. Stem has 9 letters. Loop has 2 letters. [2025-04-26 16:55:16,029 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:16,029 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 3 states and 78 transitions. Stem has 7 letters. Loop has 4 letters. [2025-04-26 16:55:16,029 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:16,029 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1281 states and 3113 transitions. [2025-04-26 16:55:16,040 INFO L131 ngComponentsAnalysis]: Automaton has 23 accepting balls. 49 [2025-04-26 16:55:16,042 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1281 states to 246 states and 557 transitions. [2025-04-26 16:55:16,042 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 148 [2025-04-26 16:55:16,043 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 148 [2025-04-26 16:55:16,043 INFO L74 IsDeterministic]: Start isDeterministic. Operand 246 states and 557 transitions. [2025-04-26 16:55:16,043 INFO L81 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-04-26 16:55:16,043 INFO L218 hiAutomatonCegarLoop]: Abstraction has 246 states and 557 transitions. [2025-04-26 16:55:16,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states and 557 transitions. [2025-04-26 16:55:16,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2025-04-26 16:55:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 246 states have (on average 2.2642276422764227) internal successors, (in total 557), 245 states have internal predecessors, (557), 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 16:55:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 557 transitions. [2025-04-26 16:55:16,049 INFO L240 hiAutomatonCegarLoop]: Abstraction has 246 states and 557 transitions. [2025-04-26 16:55:16,049 INFO L438 stractBuchiCegarLoop]: Abstraction has 246 states and 557 transitions. [2025-04-26 16:55:16,049 INFO L340 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-04-26 16:55:16,049 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand 246 states and 557 transitions. [2025-04-26 16:55:16,050 INFO L131 ngComponentsAnalysis]: Automaton has 23 accepting balls. 49 [2025-04-26 16:55:16,050 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-04-26 16:55:16,050 INFO L120 BuchiIsEmpty]: Starting construction of run [2025-04-26 16:55:16,050 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-26 16:55:16,050 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-04-26 16:55:16,051 INFO L752 eck$LassoCheckResult]: Stem: "[92] $Ultimate##0-->L102: Formula: (and (= v_i1_6 v_s11_4) (= v_s11_4 v_s22_1) (= v_s12_1 v_s11_4) (= v_i2_1 v_s11_4) (= v_s11_4 v_s21_2) (= v_s11_4 0)) InVars {s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} OutVars{s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} AuxVars[] AssignedVars[]" "[129] L102-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_thidvar0]" "[144] $Ultimate##0-->L27: Formula: (and (= 2 v_thread2Thread1of1ForFork0_thidvar0_4) (= 2 v_thread2Thread1of1ForFork0_thidvar1_4)) InVars {} OutVars{thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_thidvar0]" "[147] L53-->L40: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar0_4 3) (= v_thread3Thread1of1ForFork3_thidvar2_4 3) (= v_thread3Thread1of1ForFork3_thidvar1_4 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_4, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_4, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_4} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1]" "[138] L102-1-->$Ultimate##0: Formula: (and (= v_thread4Thread1of1ForFork4_thidvar2_2 4) (= v_thread4Thread1of1ForFork4_thidvar0_2 4) (= v_thread4Thread1of1ForFork4_thidvar1_2 4) (= v_thread4Thread1of1ForFork4_thidvar3_2 4)) InVars {} OutVars{thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_2, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_2, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_2, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_2} AuxVars[] AssignedVars[thread4Thread1of1ForFork4_thidvar0, thread4Thread1of1ForFork4_thidvar1, thread4Thread1of1ForFork4_thidvar2, thread4Thread1of1ForFork4_thidvar3]" "[150] $Ultimate##0-->L64: Formula: (and (= v_thread5Thread1of1ForFork2_thidvar1_4 5) (= v_thread5Thread1of1ForFork2_thidvar4_4 5) (= v_thread5Thread1of1ForFork2_thidvar0_4 5) (= v_thread5Thread1of1ForFork2_thidvar3_4 5) (= v_thread5Thread1of1ForFork2_thidvar2_4 5)) InVars {} OutVars{thread5Thread1of1ForFork2_thidvar4=v_thread5Thread1of1ForFork2_thidvar4_4, thread5Thread1of1ForFork2_thidvar2=v_thread5Thread1of1ForFork2_thidvar2_4, thread5Thread1of1ForFork2_thidvar3=v_thread5Thread1of1ForFork2_thidvar3_4, thread5Thread1of1ForFork2_thidvar0=v_thread5Thread1of1ForFork2_thidvar0_4, thread5Thread1of1ForFork2_thidvar1=v_thread5Thread1of1ForFork2_thidvar1_4} AuxVars[] AssignedVars[thread5Thread1of1ForFork2_thidvar4, thread5Thread1of1ForFork2_thidvar2, thread5Thread1of1ForFork2_thidvar3, thread5Thread1of1ForFork2_thidvar0, thread5Thread1of1ForFork2_thidvar1]" "[105] L27-->thread2EXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[]" "[153] L90-->L77: Formula: (and (= v_thread6Thread1of1ForFork5_thidvar1_4 6) (= v_thread6Thread1of1ForFork5_thidvar2_4 6) (= v_thread6Thread1of1ForFork5_thidvar0_4 6) (= v_thread6Thread1of1ForFork5_thidvar4_4 6) (= v_thread6Thread1of1ForFork5_thidvar3_4 6) (= v_thread6Thread1of1ForFork5_thidvar5_4 6)) InVars {} OutVars{thread6Thread1of1ForFork5_thidvar0=v_thread6Thread1of1ForFork5_thidvar0_4, thread6Thread1of1ForFork5_thidvar1=v_thread6Thread1of1ForFork5_thidvar1_4, thread6Thread1of1ForFork5_thidvar2=v_thread6Thread1of1ForFork5_thidvar2_4, thread6Thread1of1ForFork5_thidvar3=v_thread6Thread1of1ForFork5_thidvar3_4, thread6Thread1of1ForFork5_thidvar4=v_thread6Thread1of1ForFork5_thidvar4_4, thread6Thread1of1ForFork5_thidvar5=v_thread6Thread1of1ForFork5_thidvar5_4} AuxVars[] AssignedVars[thread6Thread1of1ForFork5_thidvar0, thread6Thread1of1ForFork5_thidvar1, thread6Thread1of1ForFork5_thidvar2, thread6Thread1of1ForFork5_thidvar3, thread6Thread1of1ForFork5_thidvar4, thread6Thread1of1ForFork5_thidvar5]" "[108] L40-->thread3EXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[]" [2025-04-26 16:55:16,051 INFO L754 eck$LassoCheckResult]: Loop: "[122] L77-->L78: Formula: (and (= (+ v_i2_24 1) v_i2_23) (< v_i2_24 v_n_13) (= v_t22_5 (select v_x_19 v_i2_23))) InVars {x=v_x_19, i2=v_i2_24, n=v_n_13} OutVars{t22=v_t22_5, x=v_x_19, i2=v_i2_23, n=v_n_13} AuxVars[] AssignedVars[t22, i2]" "[123] L78-->L77: Formula: (= (+ v_s22_4 v_t22_2) v_s22_3) InVars {t22=v_t22_2, s22=v_s22_4} OutVars{t22=v_t22_2, s22=v_s22_3} AuxVars[] AssignedVars[s22]" [2025-04-26 16:55:16,051 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:16,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1502683655, now seen corresponding path program 1 times [2025-04-26 16:55:16,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:16,051 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858826384] [2025-04-26 16:55:16,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:16,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:16,053 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-26 16:55:16,057 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-26 16:55:16,057 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:16,057 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:16,057 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:16,058 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-26 16:55:16,064 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-26 16:55:16,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:16,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:16,066 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:16,066 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:16,068 INFO L85 PathProgramCache]: Analyzing trace with hash 4866, now seen corresponding path program 1 times [2025-04-26 16:55:16,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:16,069 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947816753] [2025-04-26 16:55:16,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:16,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:16,071 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:16,074 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:16,074 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:16,074 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:16,074 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:16,075 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:16,076 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:16,076 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:16,076 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:16,077 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:16,077 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:16,077 INFO L85 PathProgramCache]: Analyzing trace with hash 969984904, now seen corresponding path program 1 times [2025-04-26 16:55:16,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:16,077 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893025966] [2025-04-26 16:55:16,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:16,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:16,079 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-04-26 16:55:16,085 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-04-26 16:55:16,085 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:16,085 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:16,085 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:16,087 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-04-26 16:55:16,090 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-04-26 16:55:16,090 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:16,090 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:16,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:16,305 INFO L206 LassoAnalysis]: Preferences: [2025-04-26 16:55:16,305 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-04-26 16:55:16,305 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-04-26 16:55:16,305 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-04-26 16:55:16,305 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-04-26 16:55:16,305 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,305 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-04-26 16:55:16,305 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-04-26 16:55:16,305 INFO L132 ssoRankerPreferences]: Filename of dumped script: parallel-sum-2.wvr.bpl_petrified1_Iteration3_Lasso [2025-04-26 16:55:16,305 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-04-26 16:55:16,305 INFO L243 LassoAnalysis]: Starting lasso preprocessing... [2025-04-26 16:55:16,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,329 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,354 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,365 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,380 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:16,579 INFO L261 LassoAnalysis]: Preprocessing complete. [2025-04-26 16:55:16,579 INFO L453 LassoAnalysis]: Using template 'affine'. [2025-04-26 16:55:16,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,584 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-04-26 16:55:16,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,597 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,597 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,600 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:16,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,608 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-04-26 16:55:16,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,621 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,621 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,624 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,629 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2025-04-26 16:55:16,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,631 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-04-26 16:55:16,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,643 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,643 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,646 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-04-26 16:55:16,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,654 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-04-26 16:55:16,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,669 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,669 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,672 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,678 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2025-04-26 16:55:16,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,680 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-04-26 16:55:16,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,695 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,695 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,698 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:16,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,709 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-04-26 16:55:16,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,723 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,723 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,725 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-04-26 16:55:16,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,732 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-04-26 16:55:16,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,744 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,744 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,746 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2025-04-26 16:55:16,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,754 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-04-26 16:55:16,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,766 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,766 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,769 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,776 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-04-26 16:55:16,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,779 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-04-26 16:55:16,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,792 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,792 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,794 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:16,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,803 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-04-26 16:55:16,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,816 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,817 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,819 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2025-04-26 16:55:16,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,828 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-04-26 16:55:16,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,841 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,841 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,843 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,849 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-04-26 16:55:16,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,850 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-04-26 16:55:16,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,863 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,863 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,865 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-04-26 16:55:16,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,873 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-04-26 16:55:16,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,886 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,886 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,888 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:16,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-04-26 16:55:16,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,896 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-04-26 16:55:16,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:16,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:16,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:16,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:16,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:16,909 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:16,909 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:16,913 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-04-26 16:55:16,920 INFO L436 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2025-04-26 16:55:16,920 INFO L437 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2025-04-26 16:55:16,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:16,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:16,922 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:16,924 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-04-26 16:55:16,924 INFO L436 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-04-26 16:55:16,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:16,941 INFO L439 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-04-26 16:55:16,941 INFO L476 LassoAnalysis]: Proved termination. [2025-04-26 16:55:16,941 INFO L478 LassoAnalysis]: Termination argument consisting of: Ranking function f(n, i2) = 1*n - 1*i2 Supporting invariants [] [2025-04-26 16:55:16,946 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2025-04-26 16:55:16,947 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-04-26 16:55:16,954 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:16,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-26 16:55:16,976 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-26 16:55:16,977 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:16,977 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:55:16,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-04-26 16:55:16,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:55:16,992 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:16,993 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:16,993 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:16,993 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:55:16,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-04-26 16:55:16,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:55:17,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-26 16:55:17,005 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-04-26 16:55:17,005 INFO L70 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 246 states and 557 transitions. cyclomatic complexity: 355 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (in total 11), 3 states have internal predecessors, (11), 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 16:55:17,047 INFO L74 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 246 states and 557 transitions. cyclomatic complexity: 355. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (in total 11), 3 states have internal predecessors, (11), 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) Result 374 states and 833 transitions. Complement of second has 4 states. [2025-04-26 16:55:17,049 INFO L140 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-04-26 16:55:17,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (in total 11), 3 states have internal predecessors, (11), 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 16:55:17,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 57 transitions. [2025-04-26 16:55:17,050 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 3 states and 57 transitions. Stem has 9 letters. Loop has 2 letters. [2025-04-26 16:55:17,050 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:17,050 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 3 states and 57 transitions. Stem has 11 letters. Loop has 2 letters. [2025-04-26 16:55:17,050 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:17,050 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 3 states and 57 transitions. Stem has 9 letters. Loop has 4 letters. [2025-04-26 16:55:17,050 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:17,050 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 833 transitions. [2025-04-26 16:55:17,055 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2025-04-26 16:55:17,056 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 43 states and 73 transitions. [2025-04-26 16:55:17,056 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2025-04-26 16:55:17,056 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2025-04-26 16:55:17,056 INFO L74 IsDeterministic]: Start isDeterministic. Operand 43 states and 73 transitions. [2025-04-26 16:55:17,056 INFO L81 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-04-26 16:55:17,056 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 73 transitions. [2025-04-26 16:55:17,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 73 transitions. [2025-04-26 16:55:17,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2025-04-26 16:55:17,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.697674418604651) internal successors, (in total 73), 42 states have internal predecessors, (73), 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 16:55:17,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 73 transitions. [2025-04-26 16:55:17,057 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 73 transitions. [2025-04-26 16:55:17,057 INFO L438 stractBuchiCegarLoop]: Abstraction has 43 states and 73 transitions. [2025-04-26 16:55:17,057 INFO L340 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-04-26 16:55:17,057 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 73 transitions. [2025-04-26 16:55:17,057 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2025-04-26 16:55:17,058 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-04-26 16:55:17,058 INFO L120 BuchiIsEmpty]: Starting construction of run [2025-04-26 16:55:17,058 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-26 16:55:17,058 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-04-26 16:55:17,058 INFO L752 eck$LassoCheckResult]: Stem: "[92] $Ultimate##0-->L102: Formula: (and (= v_i1_6 v_s11_4) (= v_s11_4 v_s22_1) (= v_s12_1 v_s11_4) (= v_i2_1 v_s11_4) (= v_s11_4 v_s21_2) (= v_s11_4 0)) InVars {s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} OutVars{s12=v_s12_1, i1=v_i1_6, i2=v_i2_1, s21=v_s21_2, s11=v_s11_4, s22=v_s22_1} AuxVars[] AssignedVars[]" "[129] L102-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_thidvar0]" "[144] $Ultimate##0-->L27: Formula: (and (= 2 v_thread2Thread1of1ForFork0_thidvar0_4) (= 2 v_thread2Thread1of1ForFork0_thidvar1_4)) InVars {} OutVars{thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_thidvar0]" "[147] L53-->L40: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar0_4 3) (= v_thread3Thread1of1ForFork3_thidvar2_4 3) (= v_thread3Thread1of1ForFork3_thidvar1_4 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_4, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_4, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_4} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1]" "[138] L102-1-->$Ultimate##0: Formula: (and (= v_thread4Thread1of1ForFork4_thidvar2_2 4) (= v_thread4Thread1of1ForFork4_thidvar0_2 4) (= v_thread4Thread1of1ForFork4_thidvar1_2 4) (= v_thread4Thread1of1ForFork4_thidvar3_2 4)) InVars {} OutVars{thread4Thread1of1ForFork4_thidvar0=v_thread4Thread1of1ForFork4_thidvar0_2, thread4Thread1of1ForFork4_thidvar1=v_thread4Thread1of1ForFork4_thidvar1_2, thread4Thread1of1ForFork4_thidvar2=v_thread4Thread1of1ForFork4_thidvar2_2, thread4Thread1of1ForFork4_thidvar3=v_thread4Thread1of1ForFork4_thidvar3_2} AuxVars[] AssignedVars[thread4Thread1of1ForFork4_thidvar0, thread4Thread1of1ForFork4_thidvar1, thread4Thread1of1ForFork4_thidvar2, thread4Thread1of1ForFork4_thidvar3]" "[150] $Ultimate##0-->L64: Formula: (and (= v_thread5Thread1of1ForFork2_thidvar1_4 5) (= v_thread5Thread1of1ForFork2_thidvar4_4 5) (= v_thread5Thread1of1ForFork2_thidvar0_4 5) (= v_thread5Thread1of1ForFork2_thidvar3_4 5) (= v_thread5Thread1of1ForFork2_thidvar2_4 5)) InVars {} OutVars{thread5Thread1of1ForFork2_thidvar4=v_thread5Thread1of1ForFork2_thidvar4_4, thread5Thread1of1ForFork2_thidvar2=v_thread5Thread1of1ForFork2_thidvar2_4, thread5Thread1of1ForFork2_thidvar3=v_thread5Thread1of1ForFork2_thidvar3_4, thread5Thread1of1ForFork2_thidvar0=v_thread5Thread1of1ForFork2_thidvar0_4, thread5Thread1of1ForFork2_thidvar1=v_thread5Thread1of1ForFork2_thidvar1_4} AuxVars[] AssignedVars[thread5Thread1of1ForFork2_thidvar4, thread5Thread1of1ForFork2_thidvar2, thread5Thread1of1ForFork2_thidvar3, thread5Thread1of1ForFork2_thidvar0, thread5Thread1of1ForFork2_thidvar1]" "[109] L40-->L41: Formula: (and (= v_t21_5 (select v_x_11 v_i1_23)) (= (+ v_i1_24 1) v_i1_23) (< v_i1_24 v_n_9)) InVars {i1=v_i1_24, x=v_x_11, n=v_n_9} OutVars{i1=v_i1_23, x=v_x_11, n=v_n_9, t21=v_t21_5} AuxVars[] AssignedVars[i1, t21]" "[153] L90-->L77: Formula: (and (= v_thread6Thread1of1ForFork5_thidvar1_4 6) (= v_thread6Thread1of1ForFork5_thidvar2_4 6) (= v_thread6Thread1of1ForFork5_thidvar0_4 6) (= v_thread6Thread1of1ForFork5_thidvar4_4 6) (= v_thread6Thread1of1ForFork5_thidvar3_4 6) (= v_thread6Thread1of1ForFork5_thidvar5_4 6)) InVars {} OutVars{thread6Thread1of1ForFork5_thidvar0=v_thread6Thread1of1ForFork5_thidvar0_4, thread6Thread1of1ForFork5_thidvar1=v_thread6Thread1of1ForFork5_thidvar1_4, thread6Thread1of1ForFork5_thidvar2=v_thread6Thread1of1ForFork5_thidvar2_4, thread6Thread1of1ForFork5_thidvar3=v_thread6Thread1of1ForFork5_thidvar3_4, thread6Thread1of1ForFork5_thidvar4=v_thread6Thread1of1ForFork5_thidvar4_4, thread6Thread1of1ForFork5_thidvar5=v_thread6Thread1of1ForFork5_thidvar5_4} AuxVars[] AssignedVars[thread6Thread1of1ForFork5_thidvar0, thread6Thread1of1ForFork5_thidvar1, thread6Thread1of1ForFork5_thidvar2, thread6Thread1of1ForFork5_thidvar3, thread6Thread1of1ForFork5_thidvar4, thread6Thread1of1ForFork5_thidvar5]" "[110] L41-->L40: Formula: (= (+ v_s21_4 v_t21_2) v_s21_3) InVars {s21=v_s21_4, t21=v_t21_2} OutVars{s21=v_s21_3, t21=v_t21_2} AuxVars[] AssignedVars[s21]" [2025-04-26 16:55:17,058 INFO L754 eck$LassoCheckResult]: Loop: "[122] L77-->L78: Formula: (and (= (+ v_i2_24 1) v_i2_23) (< v_i2_24 v_n_13) (= v_t22_5 (select v_x_19 v_i2_23))) InVars {x=v_x_19, i2=v_i2_24, n=v_n_13} OutVars{t22=v_t22_5, x=v_x_19, i2=v_i2_23, n=v_n_13} AuxVars[] AssignedVars[t22, i2]" "[123] L78-->L77: Formula: (= (+ v_s22_4 v_t22_2) v_s22_3) InVars {t22=v_t22_2, s22=v_s22_4} OutVars{t22=v_t22_2, s22=v_s22_3} AuxVars[] AssignedVars[s22]" [2025-04-26 16:55:17,061 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:17,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1502687501, now seen corresponding path program 1 times [2025-04-26 16:55:17,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:17,061 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192618396] [2025-04-26 16:55:17,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:17,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:17,063 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-26 16:55:17,069 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-26 16:55:17,069 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:17,069 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:17,069 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:17,070 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-26 16:55:17,077 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-26 16:55:17,077 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:17,077 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:17,081 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:17,082 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:17,082 INFO L85 PathProgramCache]: Analyzing trace with hash 4866, now seen corresponding path program 2 times [2025-04-26 16:55:17,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:17,082 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326909256] [2025-04-26 16:55:17,082 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-26 16:55:17,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:17,084 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:17,085 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:17,085 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-04-26 16:55:17,085 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:17,085 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:17,086 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:17,086 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:17,086 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:17,086 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:17,087 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:17,087 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:17,087 INFO L85 PathProgramCache]: Analyzing trace with hash 973680910, now seen corresponding path program 1 times [2025-04-26 16:55:17,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-26 16:55:17,087 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741526435] [2025-04-26 16:55:17,087 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-26 16:55:17,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-26 16:55:17,089 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-04-26 16:55:17,092 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-04-26 16:55:17,092 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:17,092 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:17,092 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-26 16:55:17,093 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-04-26 16:55:17,096 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-04-26 16:55:17,096 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:17,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-26 16:55:17,098 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-26 16:55:17,319 INFO L206 LassoAnalysis]: Preferences: [2025-04-26 16:55:17,319 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-04-26 16:55:17,319 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-04-26 16:55:17,319 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-04-26 16:55:17,319 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-04-26 16:55:17,319 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,319 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-04-26 16:55:17,319 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-04-26 16:55:17,319 INFO L132 ssoRankerPreferences]: Filename of dumped script: parallel-sum-2.wvr.bpl_petrified1_Iteration4_Lasso [2025-04-26 16:55:17,319 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-04-26 16:55:17,319 INFO L243 LassoAnalysis]: Starting lasso preprocessing... [2025-04-26 16:55:17,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,361 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,364 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,370 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,377 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,379 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-04-26 16:55:17,548 INFO L261 LassoAnalysis]: Preprocessing complete. [2025-04-26 16:55:17,548 INFO L453 LassoAnalysis]: Using template 'affine'. [2025-04-26 16:55:17,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,549 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-04-26 16:55:17,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,562 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,562 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,564 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,570 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-04-26 16:55:17,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,596 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-04-26 16:55:17,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,609 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,609 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,611 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:17,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,618 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-04-26 16:55:17,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,630 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,630 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,632 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,637 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-04-26 16:55:17,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,639 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-04-26 16:55:17,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,651 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,651 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,654 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:17,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,661 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-04-26 16:55:17,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,673 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,673 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,675 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:17,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,684 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-04-26 16:55:17,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,698 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,698 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,705 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-04-26 16:55:17,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,713 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-04-26 16:55:17,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,726 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,726 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,729 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:17,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,737 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-04-26 16:55:17,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,750 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,750 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,753 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,758 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:17,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,761 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-04-26 16:55:17,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,774 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,774 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,778 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,784 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-04-26 16:55:17,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,786 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-04-26 16:55:17,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,800 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,800 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,803 INFO L490 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-04-26 16:55:17,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:17,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,810 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-04-26 16:55:17,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-04-26 16:55:17,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-04-26 16:55:17,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-04-26 16:55:17,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-04-26 16:55:17,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-04-26 16:55:17,825 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-04-26 16:55:17,825 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-04-26 16:55:17,829 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-04-26 16:55:17,836 INFO L436 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2025-04-26 16:55:17,836 INFO L437 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2025-04-26 16:55:17,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:55:17,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:55:17,838 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:55:17,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-04-26 16:55:17,840 INFO L436 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-04-26 16:55:17,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-04-26 16:55:17,856 INFO L439 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-04-26 16:55:17,857 INFO L476 LassoAnalysis]: Proved termination. [2025-04-26 16:55:17,857 INFO L478 LassoAnalysis]: Termination argument consisting of: Ranking function f(n, i2) = 1*n - 1*i2 Supporting invariants [] [2025-04-26 16:55:17,862 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2025-04-26 16:55:17,863 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-04-26 16:55:17,871 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-26 16:55:17,876 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-26 16:55:17,881 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-26 16:55:17,882 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:17,882 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:55:17,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-04-26 16:55:17,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:55:17,894 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-04-26 16:55:17,895 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-04-26 16:55:17,895 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-26 16:55:17,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-26 16:55:17,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-04-26 16:55:17,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-26 16:55:17,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-26 16:55:17,905 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-04-26 16:55:17,905 INFO L70 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 73 transitions. cyclomatic complexity: 41 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (in total 11), 3 states have internal predecessors, (11), 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 16:55:17,936 INFO L74 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 73 transitions. cyclomatic complexity: 41. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (in total 11), 3 states have internal predecessors, (11), 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) Result 111 states and 213 transitions. Complement of second has 4 states. [2025-04-26 16:55:17,937 INFO L140 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-04-26 16:55:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (in total 11), 3 states have internal predecessors, (11), 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 16:55:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 34 transitions. [2025-04-26 16:55:17,937 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 3 states and 34 transitions. Stem has 9 letters. Loop has 2 letters. [2025-04-26 16:55:17,938 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:17,938 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 3 states and 34 transitions. Stem has 11 letters. Loop has 2 letters. [2025-04-26 16:55:17,938 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:17,938 INFO L85 BuchiAccepts]: Start buchiAccepts Operand 3 states and 34 transitions. Stem has 9 letters. Loop has 4 letters. [2025-04-26 16:55:17,938 INFO L117 BuchiAccepts]: Finished buchiAccepts. [2025-04-26 16:55:17,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 111 states and 213 transitions. [2025-04-26 16:55:17,939 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-04-26 16:55:17,939 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 111 states to 0 states and 0 transitions. [2025-04-26 16:55:17,939 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-04-26 16:55:17,939 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-04-26 16:55:17,939 INFO L74 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-04-26 16:55:17,939 INFO L81 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-04-26 16:55:17,939 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-04-26 16:55:17,939 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-04-26 16:55:17,939 INFO L438 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-04-26 16:55:17,939 INFO L340 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-04-26 16:55:17,939 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-04-26 16:55:17,939 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-04-26 16:55:17,939 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-04-26 16:55:17,951 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 16:55:17,952 INFO L201 PluginConnector]: Adding new model parallel-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.04 04:55:17 BoogieIcfgContainer [2025-04-26 16:55:17,952 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-04-26 16:55:17,953 INFO L158 Benchmark]: Toolchain (without parser) took 4601.55ms. Allocated memory is still 142.6MB. Free memory was 72.7MB in the beginning and 76.2MB in the end (delta: -3.5MB). Peak memory consumption was 777.6kB. Max. memory is 8.0GB. [2025-04-26 16:55:17,954 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 16:55:17,954 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.14ms. Allocated memory is still 142.6MB. Free memory was 72.7MB in the beginning and 70.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 16:55:17,955 INFO L158 Benchmark]: Boogie Preprocessor took 25.73ms. Allocated memory is still 142.6MB. Free memory was 70.8MB in the beginning and 69.8MB in the end (delta: 970.9kB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-26 16:55:17,955 INFO L158 Benchmark]: RCFGBuilder took 213.81ms. Allocated memory is still 142.6MB. Free memory was 69.6MB in the beginning and 58.8MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2025-04-26 16:55:17,955 INFO L158 Benchmark]: BuchiAutomizer took 4319.69ms. Allocated memory is still 142.6MB. Free memory was 58.8MB in the beginning and 76.2MB in the end (delta: -17.5MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 16:55:17,956 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 0.23ms. Allocated memory is still 142.6MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.14ms. Allocated memory is still 142.6MB. Free memory was 72.7MB in the beginning and 70.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 25.73ms. Allocated memory is still 142.6MB. Free memory was 70.8MB in the beginning and 69.8MB in the end (delta: 970.9kB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 213.81ms. Allocated memory is still 142.6MB. Free memory was 69.6MB in the beginning and 58.8MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 4319.69ms. Allocated memory is still 142.6MB. Free memory was 58.8MB in the beginning and 76.2MB in the end (delta: -17.5MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. Construction of modules took 0.1s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 65 StatesRemovedByMinimization, 1 NontrivialMinimizations. 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 [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 149 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 145 mSDsluCounter, 96 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 146 IncrementalHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 60 mSDtfsCounter, 146 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital89 mio100 ax100 hnf100 lsp41 ukn91 mio100 lsp50 div100 bol100 ite100 ukn100 eq170 hnf92 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 32ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.3s InitialAbstraction: Time to compute Ample Reduction [ms]: 382, Number of transitions in reduction automaton: 705, Number of states in reduction automaton: 318, Underlying: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (0 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function n + -1 * i1 and consists of 4 locations. One deterministic module has affine ranking function -1 * i2 + n and consists of 3 locations. One deterministic module has affine ranking function -1 * i2 + n and consists of 3 locations. One deterministic module has affine ranking function -1 * i2 + n and consists of 3 locations. - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-04-26 16:55:17,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...