/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET --buchiautomizer.use.buchi.petri.net.intersection.optimizations true --buchiautomizer.use.automata.for.buchi.petri.net.emptiness.check false -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/min-max-split-sample.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 01:01:46,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 01:01:46,630 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-10 01:01:46,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 01:01:46,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 01:01:46,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 01:01:46,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 01:01:46,656 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 01:01:46,656 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 01:01:46,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 01:01:46,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 01:01:46,657 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 01:01:46,658 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 01:01:46,658 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 01:01:46,658 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 01:01:46,659 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 01:01:46,659 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 01:01:46,659 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 01:01:46,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 01:01:46,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 01:01:46,660 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 01:01:46,660 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 01:01:46,661 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 01:01:46,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 01:01:46,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 01:01:46,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 01:01:46,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 01:01:46,662 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 01:01:46,662 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 01:01:46,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 01:01:46,663 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 01:01:46,663 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 01:01:46,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 01:01:46,664 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 01:01:46,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 01:01:46,664 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 01:01:46,665 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 01:01:46,665 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 01:01:46,666 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> false [2024-02-10 01:01:46,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 01:01:46,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 01:01:46,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 01:01:46,984 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-10 01:01:46,984 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-10 01:01:46,985 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/min-max-split-sample.bpl [2024-02-10 01:01:46,986 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/min-max-split-sample.bpl' [2024-02-10 01:01:47,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 01:01:47,014 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-10 01:01:47,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 01:01:47,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 01:01:47,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 01:01:47,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,053 INFO L138 Inliner]: procedures = 6, calls = 5, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-10 01:01:47,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 01:01:47,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 01:01:47,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 01:01:47,057 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 01:01:47,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,068 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,069 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,071 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,101 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 01:01:47,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 01:01:47,104 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 01:01:47,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 01:01:47,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/1) ... [2024-02-10 01:01:47,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:47,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:47,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:47,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-10 01:01:47,270 INFO L124 BoogieDeclarations]: Specification and implementation of procedure computeMin2 given in one single declaration [2024-02-10 01:01:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure computeMin2 [2024-02-10 01:01:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure computeMin2 [2024-02-10 01:01:47,271 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-10 01:01:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 01:01:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 01:01:47,271 INFO L124 BoogieDeclarations]: Specification and implementation of procedure computeMin1 given in one single declaration [2024-02-10 01:01:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure computeMin1 [2024-02-10 01:01:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure computeMin1 [2024-02-10 01:01:47,271 INFO L124 BoogieDeclarations]: Specification and implementation of procedure computeMax2 given in one single declaration [2024-02-10 01:01:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure computeMax2 [2024-02-10 01:01:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure computeMax2 [2024-02-10 01:01:47,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure computeMax1 given in one single declaration [2024-02-10 01:01:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure computeMax1 [2024-02-10 01:01:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure computeMax1 [2024-02-10 01:01:47,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sample given in one single declaration [2024-02-10 01:01:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure sample [2024-02-10 01:01:47,273 INFO L138 BoogieDeclarations]: Found implementation of procedure sample [2024-02-10 01:01:47,274 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-10 01:01:47,341 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 01:01:47,343 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 01:01:47,448 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 01:01:47,465 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 01:01:47,466 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2024-02-10 01:01:47,468 INFO L201 PluginConnector]: Adding new model min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:01:47 BoogieIcfgContainer [2024-02-10 01:01:47,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 01:01:47,472 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 01:01:47,472 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 01:01:47,476 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 01:01:47,476 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:01:47,476 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:01:47" (1/2) ... [2024-02-10 01:01:47,478 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@48229732 and model type min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 01:01:47, skipping insertion in model container [2024-02-10 01:01:47,478 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:01:47,478 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "min-max-split-sample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:01:47" (2/2) ... [2024-02-10 01:01:47,480 INFO L332 chiAutomizerObserver]: Analyzing ICFG min-max-split-sample.bpl [2024-02-10 01:01:47,552 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-02-10 01:01:47,573 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 56 places, 50 transitions, 132 flow [2024-02-10 01:01:47,611 INFO L124 PetriNetUnfolderBase]: 5/40 cut-off events. [2024-02-10 01:01:47,611 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-02-10 01:01:47,616 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60 conditions, 40 events. 5/40 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 88 event pairs, 0 based on Foata normal form. 0/34 useless extension candidates. Maximal degree in co-relation 37. Up to 2 conditions per place. [2024-02-10 01:01:47,616 INFO L82 GeneralOperation]: Start removeDead. Operand has 56 places, 50 transitions, 132 flow [2024-02-10 01:01:47,620 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 51 places, 40 transitions, 107 flow [2024-02-10 01:01:47,627 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 01:01:47,627 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 01:01:47,627 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 01:01:47,627 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 01:01:47,627 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 01:01:47,627 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 01:01:47,627 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 01:01:47,628 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 01:01:47,628 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 51 places, 40 transitions, 107 flow [2024-02-10 01:01:47,636 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 01:01:47,636 INFO L124 PetriNetUnfolderBase]: 0/10 cut-off events. [2024-02-10 01:01:47,636 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-10 01:01:47,636 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 01:01:47,639 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-10 01:01:47,639 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 51 places, 40 transitions, 107 flow [2024-02-10 01:01:47,645 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 01:01:47,646 INFO L124 PetriNetUnfolderBase]: 0/10 cut-off events. [2024-02-10 01:01:47,646 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-10 01:01:47,646 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 01:01:47,651 INFO L748 eck$LassoCheckResult]: Stem: 60#[$Ultimate##0]true [105] $Ultimate##0-->L97: Formula: (and (<= 0 v_k_2) (<= v_k_2 v_N_3)) InVars {k=v_k_2, N=v_N_3} OutVars{k=v_k_2, N=v_N_3} AuxVars[] AssignedVars[] 62#[L97]true [72] L97-->L98: Formula: (= (select v_A_2 0) v_array_min_3) InVars {A=v_A_2} OutVars{A=v_A_2, array_min=v_array_min_3} AuxVars[] AssignedVars[array_min] 64#[L98]true [67] L98-->L100: Formula: (= v_array_max_1 (select v_A_3 0)) InVars {A=v_A_3} OutVars{A=v_A_3, array_max=v_array_max_1} AuxVars[] AssignedVars[array_max] 66#[L100]true [140] L100-->$Ultimate##0: Formula: (= v_computeMin1Thread1of1ForFork2_thidvar0_2 1) InVars {} OutVars{computeMin1Thread1of1ForFork2_thidvar0=v_computeMin1Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[computeMin1Thread1of1ForFork2_thidvar0] 68#[L100-1, $Ultimate##0]true [112] $Ultimate##0-->L36-1: Formula: (= v_i1_2 0) InVars {} OutVars{i1=v_i1_2} AuxVars[] AssignedVars[i1] 70#[L100-1, L36-1]true [2024-02-10 01:01:47,652 INFO L750 eck$LassoCheckResult]: Loop: 70#[L100-1, L36-1]true [114] L36-1-->L36: Formula: (< v_i1_3 v_k_4) InVars {i1=v_i1_3, k=v_k_4} OutVars{i1=v_i1_3, k=v_k_4} AuxVars[] AssignedVars[] 73#[L36, L100-1]true [116] L36-->L36-1: Formula: (and (= (let ((.cse0 (select v_A_11 v_i1_9))) (ite (< v_array_min_15 .cse0) v_array_min_15 .cse0)) v_array_min_14) (= (+ v_i1_9 1) v_i1_8)) InVars {A=v_A_11, i1=v_i1_9, array_min=v_array_min_15} OutVars{A=v_A_11, i1=v_i1_8, array_min=v_array_min_14} AuxVars[] AssignedVars[array_min, i1] 70#[L100-1, L36-1]true [2024-02-10 01:01:47,656 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:47,657 INFO L85 PathProgramCache]: Analyzing trace with hash 127812647, now seen corresponding path program 1 times [2024-02-10 01:01:47,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:01:47,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115517830] [2024-02-10 01:01:47,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:01:47,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:01:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:47,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:01:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:47,749 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:01:47,754 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:47,754 INFO L85 PathProgramCache]: Analyzing trace with hash 4611, now seen corresponding path program 1 times [2024-02-10 01:01:47,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:01:47,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362002430] [2024-02-10 01:01:47,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:01:47,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:01:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:47,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:01:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:47,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:01:47,775 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:47,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1726094167, now seen corresponding path program 1 times [2024-02-10 01:01:47,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:01:47,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390891999] [2024-02-10 01:01:47,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:01:47,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:01:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:47,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:01:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:47,797 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:01:47,960 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 01:01:47,961 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 01:01:47,961 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 01:01:47,961 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 01:01:47,961 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 01:01:47,961 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:47,961 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 01:01:47,962 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 01:01:47,962 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-split-sample.bpl_BEv2_Iteration1_Lasso [2024-02-10 01:01:47,962 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 01:01:47,962 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 01:01:48,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:48,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:48,185 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 01:01:48,188 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 01:01:48,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:48,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:48,194 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:48,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-02-10 01:01:48,205 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 [2024-02-10 01:01:48,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:01:48,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:01:48,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:01:48,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:01:48,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:01:48,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:01:48,264 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 01:01:48,278 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-02-10 01:01:48,279 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-02-10 01:01:48,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:48,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:48,291 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:48,296 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 01:01:48,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-02-10 01:01:48,332 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 01:01:48,334 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 01:01:48,334 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i1, k) = -1*i1 + 1*k Supporting invariants [] [2024-02-10 01:01:48,339 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-02-10 01:01:48,342 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 01:01:48,364 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:01:48,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 01:01:48,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:01:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:01:48,427 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 01:01:48,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:01:48,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 01:01:48,478 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 [2024-02-10 01:01:48,482 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:01:48,721 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 639 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 01:01:48,723 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 01:01:48,723 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 01:01:48,724 INFO L63 sectAllAcceptingtNet]: Starting Intersection with all accepting Petri Net [2024-02-10 01:01:48,768 INFO L72 sectAllAcceptingtNet]: Exiting Intersection with all accepting Petri Net [2024-02-10 01:01:48,768 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 01:01:48,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 01:01:48,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:01:48,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 247 transitions. [2024-02-10 01:01:48,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 247 transitions. Stem has 5 letters. Loop has 2 letters. [2024-02-10 01:01:48,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:01:48,791 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 247 transitions. Stem has 7 letters. Loop has 2 letters. [2024-02-10 01:01:48,792 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:01:48,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 247 transitions. Stem has 5 letters. Loop has 4 letters. [2024-02-10 01:01:48,793 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:01:48,793 INFO L428 stractBuchiCegarLoop]: Abstraction has has 60 places, 509 transitions, 2387 flow [2024-02-10 01:01:48,793 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-10 01:01:48,794 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 60 places, 509 transitions, 2387 flow [2024-02-10 01:01:48,821 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 01:01:48,821 INFO L124 PetriNetUnfolderBase]: 107/149 cut-off events. [2024-02-10 01:01:48,822 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2024-02-10 01:01:48,822 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 01:01:48,822 INFO L748 eck$LassoCheckResult]: Stem: 60#[$Ultimate##0]true [105] $Ultimate##0-->L97: Formula: (and (<= 0 v_k_2) (<= v_k_2 v_N_3)) InVars {k=v_k_2, N=v_N_3} OutVars{k=v_k_2, N=v_N_3} AuxVars[] AssignedVars[] 62#[L97]true [72] L97-->L98: Formula: (= (select v_A_2 0) v_array_min_3) InVars {A=v_A_2} OutVars{A=v_A_2, array_min=v_array_min_3} AuxVars[] AssignedVars[array_min] 64#[L98]true [67] L98-->L100: Formula: (= v_array_max_1 (select v_A_3 0)) InVars {A=v_A_3} OutVars{A=v_A_3, array_max=v_array_max_1} AuxVars[] AssignedVars[array_max] 66#[L100]true [140] L100-->$Ultimate##0: Formula: (= v_computeMin1Thread1of1ForFork2_thidvar0_2 1) InVars {} OutVars{computeMin1Thread1of1ForFork2_thidvar0=v_computeMin1Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[computeMin1Thread1of1ForFork2_thidvar0] 68#[L100-1, $Ultimate##0]true [143] L100-1-->$Ultimate##0: Formula: (and (= 2 v_computeMin2Thread1of1ForFork3_thidvar0_2) (= 2 v_computeMin2Thread1of1ForFork3_thidvar1_2)) InVars {} OutVars{computeMin2Thread1of1ForFork3_thidvar0=v_computeMin2Thread1of1ForFork3_thidvar0_2, computeMin2Thread1of1ForFork3_thidvar1=v_computeMin2Thread1of1ForFork3_thidvar1_2} AuxVars[] AssignedVars[computeMin2Thread1of1ForFork3_thidvar0, computeMin2Thread1of1ForFork3_thidvar1] 136#[L101, $Ultimate##0, $Ultimate##0]true [107] $Ultimate##0-->L48-1: Formula: (= v_i2_1 (+ v_k_1 1)) InVars {k=v_k_1} OutVars{i2=v_i2_1, k=v_k_1} AuxVars[] AssignedVars[i2] 138#[L101, L48-1, $Ultimate##0]true [109] L48-1-->L48: Formula: (< v_i2_2 v_N_1) InVars {i2=v_i2_2, N=v_N_1} OutVars{i2=v_i2_2, N=v_N_1} AuxVars[] AssignedVars[] 140#[L48, L101, $Ultimate##0]true [111] L48-->L48-1: Formula: (and (= v_i2_8 (+ v_i2_9 1)) (= (let ((.cse0 (select v_A_7 v_i2_9))) (ite (< v_array_min_11 .cse0) v_array_min_11 .cse0)) v_array_min_10)) InVars {A=v_A_7, i2=v_i2_9, array_min=v_array_min_11} OutVars{A=v_A_7, i2=v_i2_8, array_min=v_array_min_10} AuxVars[] AssignedVars[array_min, i2] 138#[L101, L48-1, $Ultimate##0]true [2024-02-10 01:01:48,822 INFO L750 eck$LassoCheckResult]: Loop: 138#[L101, L48-1, $Ultimate##0]true [109] L48-1-->L48: Formula: (< v_i2_2 v_N_1) InVars {i2=v_i2_2, N=v_N_1} OutVars{i2=v_i2_2, N=v_N_1} AuxVars[] AssignedVars[] 140#[L48, L101, $Ultimate##0]true [111] L48-->L48-1: Formula: (and (= v_i2_8 (+ v_i2_9 1)) (= (let ((.cse0 (select v_A_7 v_i2_9))) (ite (< v_array_min_11 .cse0) v_array_min_11 .cse0)) v_array_min_10)) InVars {A=v_A_7, i2=v_i2_9, array_min=v_array_min_11} OutVars{A=v_A_7, i2=v_i2_8, array_min=v_array_min_10} AuxVars[] AssignedVars[array_min, i2] 138#[L101, L48-1, $Ultimate##0]true [2024-02-10 01:01:48,823 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:48,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1968394937, now seen corresponding path program 1 times [2024-02-10 01:01:48,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:01:48,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081431396] [2024-02-10 01:01:48,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:01:48,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:01:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:48,831 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:01:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:48,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:01:48,839 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:48,839 INFO L85 PathProgramCache]: Analyzing trace with hash 4451, now seen corresponding path program 1 times [2024-02-10 01:01:48,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:01:48,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025038724] [2024-02-10 01:01:48,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:01:48,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:01:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:48,845 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:01:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:48,849 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:01:48,849 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:48,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1841920727, now seen corresponding path program 2 times [2024-02-10 01:01:48,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:01:48,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008063158] [2024-02-10 01:01:48,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:01:48,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:01:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:48,871 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:01:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:48,890 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:01:49,088 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 01:01:49,089 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 01:01:49,089 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 01:01:49,089 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 01:01:49,089 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 01:01:49,089 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:49,089 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 01:01:49,089 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 01:01:49,090 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-split-sample.bpl_BEv2_Iteration2_Lasso [2024-02-10 01:01:49,090 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 01:01:49,090 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 01:01:49,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:49,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:49,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:49,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:49,332 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 01:01:49,333 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 01:01:49,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:49,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:49,334 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:49,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-02-10 01:01:49,355 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 [2024-02-10 01:01:49,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:01:49,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:01:49,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:01:49,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:01:49,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:01:49,369 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:01:49,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:01:49,388 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:49,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:49,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:49,390 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:49,396 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 [2024-02-10 01:01:49,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:01:49,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:01:49,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:01:49,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:01:49,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-02-10 01:01:49,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:01:49,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:01:49,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:01:49,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:49,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:49,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:49,435 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:49,438 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 [2024-02-10 01:01:49,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-02-10 01:01:49,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:01:49,447 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-02-10 01:01:49,447 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-02-10 01:01:49,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:01:49,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:49,483 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2024-02-10 01:01:49,483 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-02-10 01:01:49,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:01:49,519 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:49,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:49,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:49,641 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:49,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-02-10 01:01:49,643 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 [2024-02-10 01:01:49,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:01:49,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:01:49,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:01:49,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:01:49,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:01:49,654 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:01:49,665 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 01:01:49,670 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-02-10 01:01:49,670 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-02-10 01:01:49,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:49,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:49,685 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:49,690 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 01:01:49,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-02-10 01:01:49,706 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 01:01:49,707 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 01:01:49,707 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i2, N) = -1*i2 + 1*N Supporting invariants [] [2024-02-10 01:01:49,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:49,714 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-10 01:01:49,727 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:01:49,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 01:01:49,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:01:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:01:49,756 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 01:01:49,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:01:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 01:01:49,769 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 [2024-02-10 01:01:49,770 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:01:49,881 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 639 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 01:01:49,882 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 01:01:49,882 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 01:01:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 639 transitions. [2024-02-10 01:01:49,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 639 transitions. [2024-02-10 01:01:49,899 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 01:01:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 639 transitions. [2024-02-10 01:01:49,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 639 transitions. [2024-02-10 01:01:50,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:50,171 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 01:01:50,172 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 01:01:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 01:01:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:01:50,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 247 transitions. [2024-02-10 01:01:50,174 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 247 transitions. Stem has 8 letters. Loop has 2 letters. [2024-02-10 01:01:50,175 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:01:50,175 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 247 transitions. Stem has 10 letters. Loop has 2 letters. [2024-02-10 01:01:50,175 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:01:50,175 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 247 transitions. Stem has 8 letters. Loop has 4 letters. [2024-02-10 01:01:50,175 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:01:50,175 INFO L428 stractBuchiCegarLoop]: Abstraction has has 73 places, 8445 transitions, 56637 flow [2024-02-10 01:01:50,175 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-10 01:01:50,175 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 73 places, 8445 transitions, 56637 flow [2024-02-10 01:01:50,321 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 01:01:50,322 INFO L124 PetriNetUnfolderBase]: 547/683 cut-off events. [2024-02-10 01:01:50,322 INFO L125 PetriNetUnfolderBase]: For 77/77 co-relation queries the response was YES. [2024-02-10 01:01:50,322 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 01:01:50,322 INFO L748 eck$LassoCheckResult]: Stem: 60#[$Ultimate##0]true [105] $Ultimate##0-->L97: Formula: (and (<= 0 v_k_2) (<= v_k_2 v_N_3)) InVars {k=v_k_2, N=v_N_3} OutVars{k=v_k_2, N=v_N_3} AuxVars[] AssignedVars[] 62#[L97]true [72] L97-->L98: Formula: (= (select v_A_2 0) v_array_min_3) InVars {A=v_A_2} OutVars{A=v_A_2, array_min=v_array_min_3} AuxVars[] AssignedVars[array_min] 64#[L98]true [67] L98-->L100: Formula: (= v_array_max_1 (select v_A_3 0)) InVars {A=v_A_3} OutVars{A=v_A_3, array_max=v_array_max_1} AuxVars[] AssignedVars[array_max] 66#[L100]true [140] L100-->$Ultimate##0: Formula: (= v_computeMin1Thread1of1ForFork2_thidvar0_2 1) InVars {} OutVars{computeMin1Thread1of1ForFork2_thidvar0=v_computeMin1Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[computeMin1Thread1of1ForFork2_thidvar0] 68#[L100-1, $Ultimate##0]true [143] L100-1-->$Ultimate##0: Formula: (and (= 2 v_computeMin2Thread1of1ForFork3_thidvar0_2) (= 2 v_computeMin2Thread1of1ForFork3_thidvar1_2)) InVars {} OutVars{computeMin2Thread1of1ForFork3_thidvar0=v_computeMin2Thread1of1ForFork3_thidvar0_2, computeMin2Thread1of1ForFork3_thidvar1=v_computeMin2Thread1of1ForFork3_thidvar1_2} AuxVars[] AssignedVars[computeMin2Thread1of1ForFork3_thidvar0, computeMin2Thread1of1ForFork3_thidvar1] 136#[L101, $Ultimate##0, $Ultimate##0]true [146] L101-->$Ultimate##0: Formula: (and (= v_computeMax1Thread1of1ForFork4_thidvar2_2 3) (= v_computeMax1Thread1of1ForFork4_thidvar0_2 3) (= v_computeMax1Thread1of1ForFork4_thidvar1_2 3)) InVars {} OutVars{computeMax1Thread1of1ForFork4_thidvar0=v_computeMax1Thread1of1ForFork4_thidvar0_2, computeMax1Thread1of1ForFork4_thidvar1=v_computeMax1Thread1of1ForFork4_thidvar1_2, computeMax1Thread1of1ForFork4_thidvar2=v_computeMax1Thread1of1ForFork4_thidvar2_2} AuxVars[] AssignedVars[computeMax1Thread1of1ForFork4_thidvar0, computeMax1Thread1of1ForFork4_thidvar1, computeMax1Thread1of1ForFork4_thidvar2] 215#[$Ultimate##0, L102, $Ultimate##0, $Ultimate##0]true [122] $Ultimate##0-->L61-1: Formula: (= v_i3_6 0) InVars {} OutVars{i3=v_i3_6} AuxVars[] AssignedVars[i3] 217#[L102, $Ultimate##0, L61-1, $Ultimate##0]true [124] L61-1-->L61: Formula: (< v_i3_1 v_k_6) InVars {i3=v_i3_1, k=v_k_6} OutVars{i3=v_i3_1, k=v_k_6} AuxVars[] AssignedVars[] 219#[L102, $Ultimate##0, L61, $Ultimate##0]true [126] L61-->L61-1: Formula: (and (= v_i3_8 (+ v_i3_9 1)) (= (let ((.cse0 (select v_A_13 v_i3_9))) (ite (< v_array_max_15 .cse0) .cse0 v_array_max_15)) v_array_max_14)) InVars {A=v_A_13, array_max=v_array_max_15, i3=v_i3_9} OutVars{A=v_A_13, array_max=v_array_max_14, i3=v_i3_8} AuxVars[] AssignedVars[array_max, i3] 217#[L102, $Ultimate##0, L61-1, $Ultimate##0]true [2024-02-10 01:01:50,322 INFO L750 eck$LassoCheckResult]: Loop: 217#[L102, $Ultimate##0, L61-1, $Ultimate##0]true [124] L61-1-->L61: Formula: (< v_i3_1 v_k_6) InVars {i3=v_i3_1, k=v_k_6} OutVars{i3=v_i3_1, k=v_k_6} AuxVars[] AssignedVars[] 219#[L102, $Ultimate##0, L61, $Ultimate##0]true [126] L61-->L61-1: Formula: (and (= v_i3_8 (+ v_i3_9 1)) (= (let ((.cse0 (select v_A_13 v_i3_9))) (ite (< v_array_max_15 .cse0) .cse0 v_array_max_15)) v_array_max_14)) InVars {A=v_A_13, array_max=v_array_max_15, i3=v_i3_9} OutVars{A=v_A_13, array_max=v_array_max_14, i3=v_i3_8} AuxVars[] AssignedVars[array_max, i3] 217#[L102, $Ultimate##0, L61-1, $Ultimate##0]true [2024-02-10 01:01:50,323 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:50,323 INFO L85 PathProgramCache]: Analyzing trace with hash -889526032, now seen corresponding path program 1 times [2024-02-10 01:01:50,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:01:50,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416165544] [2024-02-10 01:01:50,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:01:50,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:01:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:50,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:01:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:50,336 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:01:50,337 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:50,337 INFO L85 PathProgramCache]: Analyzing trace with hash 4931, now seen corresponding path program 1 times [2024-02-10 01:01:50,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:01:50,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357122854] [2024-02-10 01:01:50,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:01:50,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:01:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:50,340 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:01:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:50,343 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:01:50,344 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:50,344 INFO L85 PathProgramCache]: Analyzing trace with hash -136020878, now seen corresponding path program 2 times [2024-02-10 01:01:50,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:01:50,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005329089] [2024-02-10 01:01:50,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:01:50,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:01:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:50,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:01:50,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:01:50,361 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:01:50,465 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 01:01:50,465 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 01:01:50,465 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 01:01:50,465 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 01:01:50,465 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 01:01:50,466 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:50,466 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 01:01:50,466 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 01:01:50,466 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-split-sample.bpl_BEv2_Iteration3_Lasso [2024-02-10 01:01:50,466 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 01:01:50,466 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 01:01:50,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:50,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:50,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:50,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:50,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:50,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:50,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:01:50,606 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 01:01:50,606 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 01:01:50,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:50,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:50,608 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:50,613 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 [2024-02-10 01:01:50,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:01:50,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:01:50,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:01:50,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:01:50,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:01:50,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:01:50,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-02-10 01:01:50,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:01:50,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:50,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:50,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:50,649 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:50,662 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 [2024-02-10 01:01:50,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-02-10 01:01:50,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:01:50,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:01:50,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:01:50,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:01:50,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:01:50,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:01:50,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:01:50,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:50,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:50,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:50,705 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:50,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-02-10 01:01:50,713 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 [2024-02-10 01:01:50,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:01:50,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:01:50,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:01:50,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:01:50,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:01:50,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:01:50,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:01:50,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:50,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:50,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:50,753 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:50,763 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 [2024-02-10 01:01:50,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:01:50,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:01:50,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:01:50,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:01:50,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:01:50,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:01:50,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-02-10 01:01:50,792 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 01:01:50,812 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-02-10 01:01:50,812 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-02-10 01:01:50,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:01:50,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:01:50,814 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:01:50,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-02-10 01:01:50,822 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 01:01:50,840 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-02-10 01:01:50,840 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 01:01:50,841 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i3, N) = -1*i3 + 1*N Supporting invariants [1*N - 1*k >= 0] [2024-02-10 01:01:50,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:50,855 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2024-02-10 01:01:50,872 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:01:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:01:50,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2024-02-10 01:01:50,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:01:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:01:50,933 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-10 01:01:50,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:01:50,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 01:01:50,948 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-02-10 01:01:50,948 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:01:51,136 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 838 transitions.8 powerset states4 rank states. The highest rank that occured is 1 [2024-02-10 01:01:51,137 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 01:01:51,137 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 01:01:51,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states and 838 transitions. [2024-02-10 01:01:51,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 838 transitions. [2024-02-10 01:01:51,140 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 01:01:51,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states and 838 transitions. [2024-02-10 01:01:51,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 838 transitions. [2024-02-10 01:01:51,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-02-10 01:01:56,281 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 01:01:56,281 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 01:01:56,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 2 stem states 2 non-accepting loop states 2 accepting loop states [2024-02-10 01:01:56,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:01:56,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 298 transitions. [2024-02-10 01:01:56,286 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 298 transitions. Stem has 9 letters. Loop has 2 letters. [2024-02-10 01:01:56,286 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:01:56,286 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 298 transitions. Stem has 11 letters. Loop has 2 letters. [2024-02-10 01:01:56,286 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:01:56,286 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 298 transitions. Stem has 9 letters. Loop has 4 letters. [2024-02-10 01:01:56,286 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:01:56,287 INFO L428 stractBuchiCegarLoop]: Abstraction has has 90 places, 181812 transitions, 1585770 flow [2024-02-10 01:01:56,287 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-02-10 01:01:56,287 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 90 places, 181812 transitions, 1585770 flow [2024-02-10 01:02:10,742 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 01:02:10,742 INFO L124 PetriNetUnfolderBase]: 4148/4644 cut-off events. [2024-02-10 01:02:10,742 INFO L125 PetriNetUnfolderBase]: For 317/317 co-relation queries the response was YES. [2024-02-10 01:02:10,742 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 01:02:10,743 INFO L748 eck$LassoCheckResult]: Stem: 60#[$Ultimate##0]true [105] $Ultimate##0-->L97: Formula: (and (<= 0 v_k_2) (<= v_k_2 v_N_3)) InVars {k=v_k_2, N=v_N_3} OutVars{k=v_k_2, N=v_N_3} AuxVars[] AssignedVars[] 62#[L97]true [72] L97-->L98: Formula: (= (select v_A_2 0) v_array_min_3) InVars {A=v_A_2} OutVars{A=v_A_2, array_min=v_array_min_3} AuxVars[] AssignedVars[array_min] 64#[L98]true [67] L98-->L100: Formula: (= v_array_max_1 (select v_A_3 0)) InVars {A=v_A_3} OutVars{A=v_A_3, array_max=v_array_max_1} AuxVars[] AssignedVars[array_max] 66#[L100]true [140] L100-->$Ultimate##0: Formula: (= v_computeMin1Thread1of1ForFork2_thidvar0_2 1) InVars {} OutVars{computeMin1Thread1of1ForFork2_thidvar0=v_computeMin1Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[computeMin1Thread1of1ForFork2_thidvar0] 68#[L100-1, $Ultimate##0]true [143] L100-1-->$Ultimate##0: Formula: (and (= 2 v_computeMin2Thread1of1ForFork3_thidvar0_2) (= 2 v_computeMin2Thread1of1ForFork3_thidvar1_2)) InVars {} OutVars{computeMin2Thread1of1ForFork3_thidvar0=v_computeMin2Thread1of1ForFork3_thidvar0_2, computeMin2Thread1of1ForFork3_thidvar1=v_computeMin2Thread1of1ForFork3_thidvar1_2} AuxVars[] AssignedVars[computeMin2Thread1of1ForFork3_thidvar0, computeMin2Thread1of1ForFork3_thidvar1] 136#[L101, $Ultimate##0, $Ultimate##0]true [146] L101-->$Ultimate##0: Formula: (and (= v_computeMax1Thread1of1ForFork4_thidvar2_2 3) (= v_computeMax1Thread1of1ForFork4_thidvar0_2 3) (= v_computeMax1Thread1of1ForFork4_thidvar1_2 3)) InVars {} OutVars{computeMax1Thread1of1ForFork4_thidvar0=v_computeMax1Thread1of1ForFork4_thidvar0_2, computeMax1Thread1of1ForFork4_thidvar1=v_computeMax1Thread1of1ForFork4_thidvar1_2, computeMax1Thread1of1ForFork4_thidvar2=v_computeMax1Thread1of1ForFork4_thidvar2_2} AuxVars[] AssignedVars[computeMax1Thread1of1ForFork4_thidvar0, computeMax1Thread1of1ForFork4_thidvar1, computeMax1Thread1of1ForFork4_thidvar2] 215#[$Ultimate##0, L102, $Ultimate##0, $Ultimate##0]true [134] L102-->$Ultimate##0: Formula: (and (= v_computeMax2Thread1of1ForFork0_thidvar1_2 4) (= v_computeMax2Thread1of1ForFork0_thidvar3_2 4) (= v_computeMax2Thread1of1ForFork0_thidvar2_2 4) (= v_computeMax2Thread1of1ForFork0_thidvar0_2 4)) InVars {} OutVars{computeMax2Thread1of1ForFork0_thidvar3=v_computeMax2Thread1of1ForFork0_thidvar3_2, computeMax2Thread1of1ForFork0_thidvar2=v_computeMax2Thread1of1ForFork0_thidvar2_2, computeMax2Thread1of1ForFork0_thidvar1=v_computeMax2Thread1of1ForFork0_thidvar1_2, computeMax2Thread1of1ForFork0_thidvar0=v_computeMax2Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[computeMax2Thread1of1ForFork0_thidvar3, computeMax2Thread1of1ForFork0_thidvar2, computeMax2Thread1of1ForFork0_thidvar1, computeMax2Thread1of1ForFork0_thidvar0] 311#[L103, $Ultimate##0, $Ultimate##0, $Ultimate##0, $Ultimate##0]true [117] $Ultimate##0-->L74-1: Formula: (= v_i4_1 (+ v_k_5 1)) InVars {k=v_k_5} OutVars{k=v_k_5, i4=v_i4_1} AuxVars[] AssignedVars[i4] 313#[L103, $Ultimate##0, L74-1, $Ultimate##0, $Ultimate##0]true [119] L74-1-->L74: Formula: (< v_i4_2 v_N_4) InVars {N=v_N_4, i4=v_i4_2} OutVars{N=v_N_4, i4=v_i4_2} AuxVars[] AssignedVars[] 315#[L103, $Ultimate##0, L74, $Ultimate##0, $Ultimate##0]true [121] L74-->L74-1: Formula: (and (= (let ((.cse0 (select v_A_9 v_i4_9))) (ite (< v_array_max_11 .cse0) .cse0 v_array_max_11)) v_array_max_10) (= (+ v_i4_9 1) v_i4_8)) InVars {A=v_A_9, array_max=v_array_max_11, i4=v_i4_9} OutVars{A=v_A_9, array_max=v_array_max_10, i4=v_i4_8} AuxVars[] AssignedVars[array_max, i4] 313#[L103, $Ultimate##0, L74-1, $Ultimate##0, $Ultimate##0]true [2024-02-10 01:02:10,744 INFO L750 eck$LassoCheckResult]: Loop: 313#[L103, $Ultimate##0, L74-1, $Ultimate##0, $Ultimate##0]true [119] L74-1-->L74: Formula: (< v_i4_2 v_N_4) InVars {N=v_N_4, i4=v_i4_2} OutVars{N=v_N_4, i4=v_i4_2} AuxVars[] AssignedVars[] 315#[L103, $Ultimate##0, L74, $Ultimate##0, $Ultimate##0]true [121] L74-->L74-1: Formula: (and (= (let ((.cse0 (select v_A_9 v_i4_9))) (ite (< v_array_max_11 .cse0) .cse0 v_array_max_11)) v_array_max_10) (= (+ v_i4_9 1) v_i4_8)) InVars {A=v_A_9, array_max=v_array_max_11, i4=v_i4_9} OutVars{A=v_A_9, array_max=v_array_max_10, i4=v_i4_8} AuxVars[] AssignedVars[array_max, i4] 313#[L103, $Ultimate##0, L74-1, $Ultimate##0, $Ultimate##0]true [2024-02-10 01:02:10,744 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:02:10,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1805152547, now seen corresponding path program 1 times [2024-02-10 01:02:10,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:02:10,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855156435] [2024-02-10 01:02:10,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:02:10,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:02:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:02:10,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:02:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:02:10,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:02:10,772 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:02:10,772 INFO L85 PathProgramCache]: Analyzing trace with hash 4771, now seen corresponding path program 1 times [2024-02-10 01:02:10,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:02:10,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948130008] [2024-02-10 01:02:10,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:02:10,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:02:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:02:10,775 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:02:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:02:10,778 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:02:10,779 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:02:10,779 INFO L85 PathProgramCache]: Analyzing trace with hash 415193727, now seen corresponding path program 2 times [2024-02-10 01:02:10,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:02:10,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8345990] [2024-02-10 01:02:10,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:02:10,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:02:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:02:10,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:02:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:02:10,794 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:02:10,962 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 01:02:10,962 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 01:02:10,962 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 01:02:10,962 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 01:02:10,962 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 01:02:10,962 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:10,962 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 01:02:10,962 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 01:02:10,962 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-split-sample.bpl_BEv2_Iteration4_Lasso [2024-02-10 01:02:10,962 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 01:02:10,962 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 01:02:10,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:10,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:02:11,181 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 01:02:11,182 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 01:02:11,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,183 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-02-10 01:02:11,212 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 [2024-02-10 01:02:11,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,222 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,239 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,244 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 [2024-02-10 01:02:11,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-02-10 01:02:11,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,274 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-02-10 01:02:11,281 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 [2024-02-10 01:02:11,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,318 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-02-10 01:02:11,321 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 [2024-02-10 01:02:11,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,365 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,373 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 [2024-02-10 01:02:11,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-02-10 01:02:11,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,410 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,433 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 [2024-02-10 01:02:11,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-02-10 01:02:11,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,471 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-02-10 01:02:11,677 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 [2024-02-10 01:02:11,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,709 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,717 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 [2024-02-10 01:02:11,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-02-10 01:02:11,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,748 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,752 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 [2024-02-10 01:02:11,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-02-10 01:02:11,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,781 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,786 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 [2024-02-10 01:02:11,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-02-10 01:02:11,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,819 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-02-10 01:02:11,823 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 [2024-02-10 01:02:11,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,833 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-02-10 01:02:11,833 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-02-10 01:02:11,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,843 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2024-02-10 01:02:11,843 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-02-10 01:02:11,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:02:11,879 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,884 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,889 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 [2024-02-10 01:02:11,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:02:11,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:02:11,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:02:11,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:02:11,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:02:11,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:02:11,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-02-10 01:02:11,910 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 01:02:11,914 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-02-10 01:02:11,914 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-02-10 01:02:11,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:02:11,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:02:11,915 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:02:11,919 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 01:02:11,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-02-10 01:02:11,953 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 01:02:11,953 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 01:02:11,953 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i4, N) = -1*i4 + 1*N Supporting invariants [] [2024-02-10 01:02:11,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-02-10 01:02:11,963 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-10 01:02:11,972 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:02:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:02:11,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 01:02:11,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:02:11,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:02:11,998 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 01:02:11,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:02:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 01:02:12,009 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 [2024-02-10 01:02:12,009 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:02:12,092 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 639 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 01:02:12,092 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 01:02:12,093 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 01:02:12,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 639 transitions. [2024-02-10 01:02:12,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 639 transitions. [2024-02-10 01:02:12,095 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 01:02:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 639 transitions. [2024-02-10 01:02:12,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 639 transitions. [2024-02-10 01:02:12,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0