/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/max-tailsum3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:59:48,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:59:48,331 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 00:59:48,335 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:59:48,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:59:48,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:59:48,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:59:48,381 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:59:48,389 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:59:48,393 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:59:48,393 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:59:48,393 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:59:48,393 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:59:48,394 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:59:48,395 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:59:48,395 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:59:48,395 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:59:48,395 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:59:48,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:59:48,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:59:48,396 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:59:48,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:59:48,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:59:48,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:59:48,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:59:48,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:59:48,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:59:48,398 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:59:48,398 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:59:48,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:59:48,399 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:59:48,399 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:59:48,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:59:48,399 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:59:48,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:59:48,400 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:59:48,400 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:59:48,400 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:59:48,400 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> false [2024-02-10 00:59:48,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:59:48,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:59:48,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:59:48,954 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-10 00:59:48,955 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-10 00:59:48,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum3.bpl [2024-02-10 00:59:48,956 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum3.bpl' [2024-02-10 00:59:48,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:59:49,016 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-10 00:59:49,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:59:49,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:59:49,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:59:49,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,051 INFO L138 Inliner]: procedures = 3, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-10 00:59:49,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:59:49,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:59:49,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:59:49,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:59:49,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:59:49,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:59:49,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:59:49,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:59:49,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/1) ... [2024-02-10 00:59:49,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:49,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:49,219 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 00:59:49,258 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 00:59:49,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-10 00:59:49,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:59:49,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:59:49,310 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2024-02-10 00:59:49,310 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2024-02-10 00:59:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2024-02-10 00:59:49,311 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 00:59:49,376 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:59:49,378 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:59:49,559 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:59:49,567 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:59:49,567 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 00:59:49,568 INFO L201 PluginConnector]: Adding new model max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:59:49 BoogieIcfgContainer [2024-02-10 00:59:49,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:59:49,569 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:59:49,570 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:59:49,598 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:59:49,599 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:59:49,600 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:59:48" (1/2) ... [2024-02-10 00:59:49,602 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1ee8d181 and model type max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:59:49, skipping insertion in model container [2024-02-10 00:59:49,602 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:59:49,602 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:59:49" (2/2) ... [2024-02-10 00:59:49,603 INFO L332 chiAutomizerObserver]: Analyzing ICFG max-tailsum3.bpl [2024-02-10 00:59:49,771 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-10 00:59:49,846 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 47 places, 43 transitions, 107 flow [2024-02-10 00:59:49,901 INFO L124 PetriNetUnfolderBase]: 3/37 cut-off events. [2024-02-10 00:59:49,901 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-10 00:59:49,906 INFO L83 FinitePrefix]: Finished finitePrefix Result has 50 conditions, 37 events. 3/37 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 79 event pairs, 0 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 33. Up to 2 conditions per place. [2024-02-10 00:59:49,906 INFO L82 GeneralOperation]: Start removeDead. Operand has 47 places, 43 transitions, 107 flow [2024-02-10 00:59:49,910 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 44 places, 37 transitions, 92 flow [2024-02-10 00:59:49,932 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:59:49,932 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:59:49,932 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:59:49,934 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:59:49,934 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:59:49,934 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:59:49,934 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:59:49,934 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:59:49,935 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 44 places, 37 transitions, 92 flow [2024-02-10 00:59:49,945 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 00:59:49,945 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-02-10 00:59:49,946 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-02-10 00:59:49,946 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 00:59:49,963 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-10 00:59:49,963 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 44 places, 37 transitions, 92 flow [2024-02-10 00:59:49,977 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 00:59:49,977 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-02-10 00:59:49,977 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-02-10 00:59:49,977 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 00:59:49,983 INFO L748 eck$LassoCheckResult]: Stem: 51#[$Ultimate##0]true [39] $Ultimate##0-->L54: Formula: (and (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= v_ULTIMATE.start_k2_1 v_N_1) (<= 0 v_ULTIMATE.start_k1_1)) InVars {ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} OutVars{ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} AuxVars[] AssignedVars[] 53#[L54]true [71] L54-->$Ultimate##0: Formula: (and (= 0 v_sumThread1of1ForFork0_lo_4) (= v_ULTIMATE.start_k1_3 v_sumThread1of1ForFork0_hi_6) (= v_sumThread1of1ForFork0_thidvar0_2 1)) InVars {ULTIMATE.start_k1=v_ULTIMATE.start_k1_3} OutVars{sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_6, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_8, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_8, ULTIMATE.start_k1=v_ULTIMATE.start_k1_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_16, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2, sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork0_hi, sumThread1of1ForFork0_x, sumThread1of1ForFork0_z, sumThread1of1ForFork0_i, sumThread1of1ForFork0_thidvar0, sumThread1of1ForFork0_lo] 55#[L54-1, $Ultimate##0]true [42] $Ultimate##0-->L28: Formula: (= v_sumThread1of1ForFork0_x_1 0) InVars {} OutVars{sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_1} AuxVars[] AssignedVars[sumThread1of1ForFork0_x] 57#[L28, L54-1]true [43] L28-->L30: Formula: (= v_sumThread1of1ForFork0_z_1 0) InVars {} OutVars{sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_1} AuxVars[] AssignedVars[sumThread1of1ForFork0_z] 59#[L54-1, L30]true [44] L30-->L31-1: Formula: (= v_sumThread1of1ForFork0_i_1 v_sumThread1of1ForFork0_lo_1) InVars {sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_1} OutVars{sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_1, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_1} AuxVars[] AssignedVars[sumThread1of1ForFork0_i] 61#[L54-1, L31-1]true [2024-02-10 00:59:49,984 INFO L750 eck$LassoCheckResult]: Loop: 61#[L54-1, L31-1]true [46] L31-1-->L32: Formula: (< v_sumThread1of1ForFork0_i_5 v_sumThread1of1ForFork0_hi_3) InVars {sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_5} OutVars{sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_5} AuxVars[] AssignedVars[] 64#[L32, L54-1]true [48] L32-->L33: Formula: (= (+ v_sumThread1of1ForFork0_x_3 (select v_A_1 v_sumThread1of1ForFork0_i_7)) v_sumThread1of1ForFork0_x_4) InVars {A=v_A_1, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_7} OutVars{A=v_A_1, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_4, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_7} AuxVars[] AssignedVars[sumThread1of1ForFork0_x] 66#[L33, L54-1]true [49] L33-->L34: Formula: (= (+ v_sumThread1of1ForFork0_i_9 1) v_sumThread1of1ForFork0_i_10) InVars {sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_9} OutVars{sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_10} AuxVars[] AssignedVars[sumThread1of1ForFork0_i] 68#[L54-1, L34]true [50] L34-->L31-1: Formula: (= (let ((.cse0 (+ (select v_A_2 v_sumThread1of1ForFork0_i_13) v_sumThread1of1ForFork0_z_3))) (ite (< 0 .cse0) .cse0 0)) v_sumThread1of1ForFork0_z_4) InVars {A=v_A_2, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_13} OutVars{A=v_A_2, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_4, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_13} AuxVars[] AssignedVars[sumThread1of1ForFork0_z] 61#[L54-1, L31-1]true [2024-02-10 00:59:49,999 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:50,000 INFO L85 PathProgramCache]: Analyzing trace with hash 66803370, now seen corresponding path program 1 times [2024-02-10 00:59:50,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:59:50,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834819168] [2024-02-10 00:59:50,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:59:50,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:59:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:50,142 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:59:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:50,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:59:50,205 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:50,206 INFO L85 PathProgramCache]: Analyzing trace with hash 2341604, now seen corresponding path program 1 times [2024-02-10 00:59:50,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:59:50,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451752300] [2024-02-10 00:59:50,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:59:50,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:59:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:50,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:59:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:50,260 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:59:50,261 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:50,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1406244109, now seen corresponding path program 1 times [2024-02-10 00:59:50,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:59:50,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849665644] [2024-02-10 00:59:50,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:59:50,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:59:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:50,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:59:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:50,333 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:59:50,669 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:59:50,670 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:59:50,670 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:59:50,670 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:59:50,680 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:59:50,680 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:50,680 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:59:50,680 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:59:50,681 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum3.bpl_BEv2_Iteration1_Lasso [2024-02-10 00:59:50,681 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:59:50,681 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:59:50,721 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 00:59:50,737 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 00:59:50,744 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 00:59:51,044 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:59:51,047 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:59:51,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:51,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:51,073 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 00:59:51,091 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 00:59:51,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:51,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:51,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:51,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:51,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:51,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:51,132 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 00:59:51,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:51,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-02-10 00:59:51,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:51,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:51,189 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 00:59:51,205 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 00:59:51,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:51,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:51,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:51,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:51,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:51,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:51,254 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 00:59:51,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:51,266 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 00:59:51,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:51,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:51,270 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 00:59:51,275 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 00:59:51,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:51,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:51,284 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-02-10 00:59:51,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:51,321 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 00:59:51,324 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-02-10 00:59:51,324 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-02-10 00:59:51,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:51,386 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 00:59:51,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:51,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:51,397 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 00:59:51,431 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 00:59:51,439 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 00:59:51,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:51,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:51,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:51,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:51,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:51,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:51,491 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:59:51,512 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-10 00:59:51,512 INFO L444 ModelExtractionUtils]: 12 out of 19 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-02-10 00:59:51,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:51,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:51,517 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 00:59:51,554 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:59:51,563 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 00:59:51,580 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:59:51,580 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:59:51,581 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork0_hi, sumThread1of1ForFork0_i) = 1*sumThread1of1ForFork0_hi - 1*sumThread1of1ForFork0_i Supporting invariants [] [2024-02-10 00:59:51,588 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 00:59:51,591 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:59:51,616 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:59:51,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:59:51,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:59:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:59:51,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:59:51,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:59:51,768 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 00:59:51,823 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-10 00:59:51,825 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 00:59:52,067 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 543 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:59:52,068 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:59:52,069 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:59:52,070 INFO L63 sectAllAcceptingtNet]: Starting Intersection with all accepting Petri Net [2024-02-10 00:59:52,141 INFO L72 sectAllAcceptingtNet]: Exiting Intersection with all accepting Petri Net [2024-02-10 00:59:52,142 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:59:52,145 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 00:59:52,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 00:59:52,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 209 transitions. [2024-02-10 00:59:52,167 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 209 transitions. Stem has 5 letters. Loop has 4 letters. [2024-02-10 00:59:52,180 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:59:52,180 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 209 transitions. Stem has 9 letters. Loop has 4 letters. [2024-02-10 00:59:52,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:59:52,185 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 209 transitions. Stem has 5 letters. Loop has 8 letters. [2024-02-10 00:59:52,186 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:59:52,186 INFO L428 stractBuchiCegarLoop]: Abstraction has has 53 places, 465 transitions, 2079 flow [2024-02-10 00:59:52,187 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-10 00:59:52,187 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 53 places, 465 transitions, 2079 flow [2024-02-10 00:59:52,348 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 00:59:52,348 INFO L124 PetriNetUnfolderBase]: 484/650 cut-off events. [2024-02-10 00:59:52,348 INFO L125 PetriNetUnfolderBase]: For 61/61 co-relation queries the response was YES. [2024-02-10 00:59:52,348 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 00:59:52,354 INFO L748 eck$LassoCheckResult]: Stem: 51#[$Ultimate##0]true [39] $Ultimate##0-->L54: Formula: (and (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= v_ULTIMATE.start_k2_1 v_N_1) (<= 0 v_ULTIMATE.start_k1_1)) InVars {ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} OutVars{ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} AuxVars[] AssignedVars[] 53#[L54]true [71] L54-->$Ultimate##0: Formula: (and (= 0 v_sumThread1of1ForFork0_lo_4) (= v_ULTIMATE.start_k1_3 v_sumThread1of1ForFork0_hi_6) (= v_sumThread1of1ForFork0_thidvar0_2 1)) InVars {ULTIMATE.start_k1=v_ULTIMATE.start_k1_3} OutVars{sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_6, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_8, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_8, ULTIMATE.start_k1=v_ULTIMATE.start_k1_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_16, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2, sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork0_hi, sumThread1of1ForFork0_x, sumThread1of1ForFork0_z, sumThread1of1ForFork0_i, sumThread1of1ForFork0_thidvar0, sumThread1of1ForFork0_lo] 55#[L54-1, $Ultimate##0]true [74] L54-1-->$Ultimate##0: Formula: (and (= (+ v_ULTIMATE.start_k1_5 1) v_sumThread1of1ForFork1_lo_4) (= v_ULTIMATE.start_k2_3 v_sumThread1of1ForFork1_hi_6) (= 2 v_sumThread1of1ForFork1_thidvar1_2) (= 2 v_sumThread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5} OutVars{sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_6, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_8, sumThread1of1ForFork1_thidvar0=v_sumThread1of1ForFork1_thidvar0_2, sumThread1of1ForFork1_thidvar1=v_sumThread1of1ForFork1_thidvar1_2, ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_16, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_8, sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork1_hi, sumThread1of1ForFork1_z, sumThread1of1ForFork1_thidvar0, sumThread1of1ForFork1_thidvar1, sumThread1of1ForFork1_i, sumThread1of1ForFork1_x, sumThread1of1ForFork1_lo] 138#[$Ultimate##0, $Ultimate##0, L55]true [51] $Ultimate##0-->L28: Formula: (= v_sumThread1of1ForFork1_x_1 0) InVars {} OutVars{sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_1} AuxVars[] AssignedVars[sumThread1of1ForFork1_x] 140#[L28, $Ultimate##0, L55]true [52] L28-->L30: Formula: (= v_sumThread1of1ForFork1_z_1 0) InVars {} OutVars{sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_1} AuxVars[] AssignedVars[sumThread1of1ForFork1_z] 142#[L30, $Ultimate##0, L55]true [53] L30-->L31-1: Formula: (= v_sumThread1of1ForFork1_i_1 v_sumThread1of1ForFork1_lo_1) InVars {sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_1} OutVars{sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_1, sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_1} AuxVars[] AssignedVars[sumThread1of1ForFork1_i] 144#[L31-1, $Ultimate##0, L55]true [55] L31-1-->L32: Formula: (< v_sumThread1of1ForFork1_i_5 v_sumThread1of1ForFork1_hi_3) InVars {sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_5, sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_3} OutVars{sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_5, sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_3} AuxVars[] AssignedVars[] 146#[$Ultimate##0, L55, L32]true [57] L32-->L33: Formula: (= (+ (select v_A_1 v_sumThread1of1ForFork1_i_7) v_sumThread1of1ForFork1_x_3) v_sumThread1of1ForFork1_x_4) InVars {A=v_A_1, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_7, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_3} OutVars{A=v_A_1, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_7, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_4} AuxVars[] AssignedVars[sumThread1of1ForFork1_x] 148#[L33, $Ultimate##0, L55]true [58] L33-->L34: Formula: (= (+ v_sumThread1of1ForFork1_i_9 1) v_sumThread1of1ForFork1_i_10) InVars {sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_9} OutVars{sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_10} AuxVars[] AssignedVars[sumThread1of1ForFork1_i] 150#[L34, $Ultimate##0, L55]true [59] L34-->L31-1: Formula: (= v_sumThread1of1ForFork1_z_4 (let ((.cse0 (+ (select v_A_2 v_sumThread1of1ForFork1_i_13) v_sumThread1of1ForFork1_z_3))) (ite (< 0 .cse0) .cse0 0))) InVars {A=v_A_2, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_13, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_3} OutVars{A=v_A_2, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_13, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_4} AuxVars[] AssignedVars[sumThread1of1ForFork1_z] 144#[L31-1, $Ultimate##0, L55]true [2024-02-10 00:59:52,354 INFO L750 eck$LassoCheckResult]: Loop: 144#[L31-1, $Ultimate##0, L55]true [55] L31-1-->L32: Formula: (< v_sumThread1of1ForFork1_i_5 v_sumThread1of1ForFork1_hi_3) InVars {sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_5, sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_3} OutVars{sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_5, sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_3} AuxVars[] AssignedVars[] 146#[$Ultimate##0, L55, L32]true [57] L32-->L33: Formula: (= (+ (select v_A_1 v_sumThread1of1ForFork1_i_7) v_sumThread1of1ForFork1_x_3) v_sumThread1of1ForFork1_x_4) InVars {A=v_A_1, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_7, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_3} OutVars{A=v_A_1, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_7, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_4} AuxVars[] AssignedVars[sumThread1of1ForFork1_x] 148#[L33, $Ultimate##0, L55]true [58] L33-->L34: Formula: (= (+ v_sumThread1of1ForFork1_i_9 1) v_sumThread1of1ForFork1_i_10) InVars {sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_9} OutVars{sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_10} AuxVars[] AssignedVars[sumThread1of1ForFork1_i] 150#[L34, $Ultimate##0, L55]true [59] L34-->L31-1: Formula: (= v_sumThread1of1ForFork1_z_4 (let ((.cse0 (+ (select v_A_2 v_sumThread1of1ForFork1_i_13) v_sumThread1of1ForFork1_z_3))) (ite (< 0 .cse0) .cse0 0))) InVars {A=v_A_2, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_13, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_3} OutVars{A=v_A_2, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_13, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_4} AuxVars[] AssignedVars[sumThread1of1ForFork1_z] 144#[L31-1, $Ultimate##0, L55]true [2024-02-10 00:59:52,355 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:52,355 INFO L85 PathProgramCache]: Analyzing trace with hash -674940466, now seen corresponding path program 1 times [2024-02-10 00:59:52,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:59:52,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937434734] [2024-02-10 00:59:52,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:59:52,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:59:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:52,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:59:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:52,419 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:59:52,419 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:52,419 INFO L85 PathProgramCache]: Analyzing trace with hash 2618660, now seen corresponding path program 1 times [2024-02-10 00:59:52,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:59:52,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977764647] [2024-02-10 00:59:52,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:59:52,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:59:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:52,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:59:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:52,457 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:59:52,457 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:52,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1678671759, now seen corresponding path program 2 times [2024-02-10 00:59:52,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:59:52,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203194764] [2024-02-10 00:59:52,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:59:52,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:59:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:52,511 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:59:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:52,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:59:52,862 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:59:52,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:59:52,862 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:59:52,863 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:59:52,863 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:59:52,863 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:52,863 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:59:52,863 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:59:52,863 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum3.bpl_BEv2_Iteration2_Lasso [2024-02-10 00:59:52,863 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:59:52,863 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:59:52,867 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 00:59:52,884 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 00:59:52,887 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 00:59:52,890 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 00:59:52,892 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 00:59:52,894 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 00:59:52,896 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 00:59:52,898 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 00:59:53,144 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 00:59:53,353 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:59:53,353 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:59:53,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:53,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:53,360 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 00:59:53,398 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 00:59:53,399 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 00:59:53,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:53,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:53,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:53,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:53,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:53,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:53,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:53,452 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 00:59:53,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:53,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:53,455 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 00:59:53,500 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 00:59:53,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:53,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:53,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:53,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:53,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:53,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:53,513 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 00:59:53,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:53,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-02-10 00:59:53,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:53,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:53,556 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 00:59:53,601 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 00:59:53,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:53,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:59:53,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:53,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:53,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:53,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:59:53,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:59:53,613 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 00:59:53,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:53,658 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 00:59:53,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:53,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:53,660 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 00:59:53,688 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 00:59:53,696 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 00:59:53,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:53,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:59:53,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:53,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:53,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:53,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:59:53,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:59:53,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:53,742 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 00:59:53,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:53,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:53,757 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 00:59:53,782 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 00:59:53,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:53,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:59:53,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:53,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:53,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:53,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:59:53,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:59:53,795 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 00:59:53,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:53,831 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 00:59:53,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:53,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:53,841 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 00:59:53,854 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 00:59:53,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:53,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:53,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:53,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:53,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:53,874 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:53,892 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 00:59:53,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:53,932 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 00:59:53,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:53,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:53,934 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 00:59:53,959 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 00:59:53,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:53,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:53,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:53,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:53,969 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 00:59:53,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:53,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:53,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:54,011 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 00:59:54,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:54,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:54,029 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 00:59:54,052 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 00:59:54,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:54,061 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-02-10 00:59:54,061 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-02-10 00:59:54,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:54,076 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2024-02-10 00:59:54,076 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-02-10 00:59:54,088 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 00:59:54,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:54,134 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 00:59:54,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:54,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:54,153 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 00:59:54,175 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 00:59:54,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:54,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:54,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:54,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:54,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:54,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:54,200 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 00:59:54,211 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:59:54,241 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-02-10 00:59:54,242 INFO L444 ModelExtractionUtils]: 7 out of 25 variables were initially zero. Simplification set additionally 15 variables to zero. [2024-02-10 00:59:54,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:54,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:54,244 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 00:59:54,270 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:59:54,278 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 00:59:54,300 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:59:54,300 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:59:54,301 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork1_hi, sumThread1of1ForFork1_i) = 1*sumThread1of1ForFork1_hi - 1*sumThread1of1ForFork1_i Supporting invariants [] [2024-02-10 00:59:54,308 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 00:59:54,311 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-10 00:59:54,321 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:59:54,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:59:54,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:59:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:59:54,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:59:54,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:59:54,412 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 00:59:54,413 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-10 00:59:54,414 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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 00:59:54,523 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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 543 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:59:54,523 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:59:54,523 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:59:54,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 543 transitions. [2024-02-10 00:59:54,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 543 transitions. [2024-02-10 00:59:54,553 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:59:54,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 543 transitions. [2024-02-10 00:59:54,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 543 transitions. [2024-02-10 00:59:54,713 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-02-10 00:59:55,049 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:59:55,050 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:59:55,050 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 00:59:55,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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 00:59:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 209 transitions. [2024-02-10 00:59:55,053 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 209 transitions. Stem has 10 letters. Loop has 4 letters. [2024-02-10 00:59:55,053 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:59:55,053 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 209 transitions. Stem has 14 letters. Loop has 4 letters. [2024-02-10 00:59:55,053 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:59:55,053 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 209 transitions. Stem has 10 letters. Loop has 8 letters. [2024-02-10 00:59:55,054 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:59:55,054 INFO L428 stractBuchiCegarLoop]: Abstraction has has 66 places, 7606 transitions, 49086 flow [2024-02-10 00:59:55,054 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-10 00:59:55,055 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 66 places, 7606 transitions, 49086 flow [2024-02-10 00:59:56,571 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-10 00:59:56,572 INFO L124 PetriNetUnfolderBase]: 3188/3883 cut-off events. [2024-02-10 00:59:56,572 INFO L125 PetriNetUnfolderBase]: For 230/230 co-relation queries the response was YES. [2024-02-10 00:59:56,572 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-10 00:59:56,574 INFO L748 eck$LassoCheckResult]: Stem: 51#[$Ultimate##0]true [39] $Ultimate##0-->L54: Formula: (and (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= v_ULTIMATE.start_k2_1 v_N_1) (<= 0 v_ULTIMATE.start_k1_1)) InVars {ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} OutVars{ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} AuxVars[] AssignedVars[] 53#[L54]true [71] L54-->$Ultimate##0: Formula: (and (= 0 v_sumThread1of1ForFork0_lo_4) (= v_ULTIMATE.start_k1_3 v_sumThread1of1ForFork0_hi_6) (= v_sumThread1of1ForFork0_thidvar0_2 1)) InVars {ULTIMATE.start_k1=v_ULTIMATE.start_k1_3} OutVars{sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_6, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_8, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_8, ULTIMATE.start_k1=v_ULTIMATE.start_k1_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_16, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2, sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork0_hi, sumThread1of1ForFork0_x, sumThread1of1ForFork0_z, sumThread1of1ForFork0_i, sumThread1of1ForFork0_thidvar0, sumThread1of1ForFork0_lo] 55#[L54-1, $Ultimate##0]true [74] L54-1-->$Ultimate##0: Formula: (and (= (+ v_ULTIMATE.start_k1_5 1) v_sumThread1of1ForFork1_lo_4) (= v_ULTIMATE.start_k2_3 v_sumThread1of1ForFork1_hi_6) (= 2 v_sumThread1of1ForFork1_thidvar1_2) (= 2 v_sumThread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5} OutVars{sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_6, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_8, sumThread1of1ForFork1_thidvar0=v_sumThread1of1ForFork1_thidvar0_2, sumThread1of1ForFork1_thidvar1=v_sumThread1of1ForFork1_thidvar1_2, ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_16, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_8, sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork1_hi, sumThread1of1ForFork1_z, sumThread1of1ForFork1_thidvar0, sumThread1of1ForFork1_thidvar1, sumThread1of1ForFork1_i, sumThread1of1ForFork1_x, sumThread1of1ForFork1_lo] 138#[$Ultimate##0, $Ultimate##0, L55]true [77] L55-->$Ultimate##0: Formula: (and (= 3 v_sumThread1of1ForFork2_thidvar1_2) (= 3 v_sumThread1of1ForFork2_thidvar0_2) (= 3 v_sumThread1of1ForFork2_thidvar2_2) (= v_N_3 v_sumThread1of1ForFork2_hi_6) (= v_sumThread1of1ForFork2_lo_4 (+ v_ULTIMATE.start_k2_5 1))) InVars {N=v_N_3, ULTIMATE.start_k2=v_ULTIMATE.start_k2_5} OutVars{sumThread1of1ForFork2_thidvar0=v_sumThread1of1ForFork2_thidvar0_2, sumThread1of1ForFork2_thidvar1=v_sumThread1of1ForFork2_thidvar1_2, sumThread1of1ForFork2_thidvar2=v_sumThread1of1ForFork2_thidvar2_2, N=v_N_3, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_8, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_16, ULTIMATE.start_k2=v_ULTIMATE.start_k2_5, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_8, sumThread1of1ForFork2_lo=v_sumThread1of1ForFork2_lo_4, sumThread1of1ForFork2_hi=v_sumThread1of1ForFork2_hi_6} AuxVars[] AssignedVars[sumThread1of1ForFork2_thidvar0, sumThread1of1ForFork2_thidvar1, sumThread1of1ForFork2_thidvar2, sumThread1of1ForFork2_z, sumThread1of1ForFork2_i, sumThread1of1ForFork2_x, sumThread1of1ForFork2_lo, sumThread1of1ForFork2_hi] 238#[L56, $Ultimate##0, $Ultimate##0, $Ultimate##0]true [60] $Ultimate##0-->L28: Formula: (= v_sumThread1of1ForFork2_x_1 0) InVars {} OutVars{sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_1} AuxVars[] AssignedVars[sumThread1of1ForFork2_x] 240#[L56, $Ultimate##0, L28, $Ultimate##0]true [61] L28-->L30: Formula: (= v_sumThread1of1ForFork2_z_1 0) InVars {} OutVars{sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_1} AuxVars[] AssignedVars[sumThread1of1ForFork2_z] 242#[L30, L56, $Ultimate##0, $Ultimate##0]true [62] L30-->L31-1: Formula: (= v_sumThread1of1ForFork2_i_1 v_sumThread1of1ForFork2_lo_1) InVars {sumThread1of1ForFork2_lo=v_sumThread1of1ForFork2_lo_1} OutVars{sumThread1of1ForFork2_lo=v_sumThread1of1ForFork2_lo_1, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_1} AuxVars[] AssignedVars[sumThread1of1ForFork2_i] 244#[L56, $Ultimate##0, L31-1, $Ultimate##0]true [64] L31-1-->L32: Formula: (< v_sumThread1of1ForFork2_i_5 v_sumThread1of1ForFork2_hi_3) InVars {sumThread1of1ForFork2_hi=v_sumThread1of1ForFork2_hi_3, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_5} OutVars{sumThread1of1ForFork2_hi=v_sumThread1of1ForFork2_hi_3, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_5} AuxVars[] AssignedVars[] 246#[L32, L56, $Ultimate##0, $Ultimate##0]true [66] L32-->L33: Formula: (= v_sumThread1of1ForFork2_x_4 (+ (select v_A_1 v_sumThread1of1ForFork2_i_7) v_sumThread1of1ForFork2_x_3)) InVars {A=v_A_1, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_3, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_7} OutVars{A=v_A_1, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_4, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_7} AuxVars[] AssignedVars[sumThread1of1ForFork2_x] 248#[L56, L33, $Ultimate##0, $Ultimate##0]true [67] L33-->L34: Formula: (= (+ v_sumThread1of1ForFork2_i_9 1) v_sumThread1of1ForFork2_i_10) InVars {sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_9} OutVars{sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_10} AuxVars[] AssignedVars[sumThread1of1ForFork2_i] 250#[L56, L34, $Ultimate##0, $Ultimate##0]true [68] L34-->L31-1: Formula: (= v_sumThread1of1ForFork2_z_4 (let ((.cse0 (+ (select v_A_2 v_sumThread1of1ForFork2_i_13) v_sumThread1of1ForFork2_z_3))) (ite (< 0 .cse0) .cse0 0))) InVars {A=v_A_2, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_3, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_13} OutVars{A=v_A_2, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_4, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_13} AuxVars[] AssignedVars[sumThread1of1ForFork2_z] 244#[L56, $Ultimate##0, L31-1, $Ultimate##0]true [2024-02-10 00:59:56,574 INFO L750 eck$LassoCheckResult]: Loop: 244#[L56, $Ultimate##0, L31-1, $Ultimate##0]true [64] L31-1-->L32: Formula: (< v_sumThread1of1ForFork2_i_5 v_sumThread1of1ForFork2_hi_3) InVars {sumThread1of1ForFork2_hi=v_sumThread1of1ForFork2_hi_3, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_5} OutVars{sumThread1of1ForFork2_hi=v_sumThread1of1ForFork2_hi_3, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_5} AuxVars[] AssignedVars[] 246#[L32, L56, $Ultimate##0, $Ultimate##0]true [66] L32-->L33: Formula: (= v_sumThread1of1ForFork2_x_4 (+ (select v_A_1 v_sumThread1of1ForFork2_i_7) v_sumThread1of1ForFork2_x_3)) InVars {A=v_A_1, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_3, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_7} OutVars{A=v_A_1, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_4, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_7} AuxVars[] AssignedVars[sumThread1of1ForFork2_x] 248#[L56, L33, $Ultimate##0, $Ultimate##0]true [67] L33-->L34: Formula: (= (+ v_sumThread1of1ForFork2_i_9 1) v_sumThread1of1ForFork2_i_10) InVars {sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_9} OutVars{sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_10} AuxVars[] AssignedVars[sumThread1of1ForFork2_i] 250#[L56, L34, $Ultimate##0, $Ultimate##0]true [68] L34-->L31-1: Formula: (= v_sumThread1of1ForFork2_z_4 (let ((.cse0 (+ (select v_A_2 v_sumThread1of1ForFork2_i_13) v_sumThread1of1ForFork2_z_3))) (ite (< 0 .cse0) .cse0 0))) InVars {A=v_A_2, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_3, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_13} OutVars{A=v_A_2, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_4, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_13} AuxVars[] AssignedVars[sumThread1of1ForFork2_z] 244#[L56, $Ultimate##0, L31-1, $Ultimate##0]true [2024-02-10 00:59:56,574 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:56,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1660887036, now seen corresponding path program 1 times [2024-02-10 00:59:56,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:59:56,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218386227] [2024-02-10 00:59:56,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:59:56,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:59:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:56,610 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:59:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:56,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:59:56,637 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:56,637 INFO L85 PathProgramCache]: Analyzing trace with hash 2895716, now seen corresponding path program 1 times [2024-02-10 00:59:56,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:59:56,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801138914] [2024-02-10 00:59:56,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:59:56,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:59:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:56,648 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:59:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:56,652 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:59:56,658 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:56,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1907041825, now seen corresponding path program 2 times [2024-02-10 00:59:56,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:59:56,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129244517] [2024-02-10 00:59:56,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:59:56,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:59:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:56,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:59:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:59:56,715 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:59:57,056 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:59:57,057 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:59:57,057 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:59:57,057 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:59:57,057 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:59:57,057 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:57,057 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:59:57,057 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:59:57,057 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum3.bpl_BEv2_Iteration3_Lasso [2024-02-10 00:59:57,057 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:59:57,057 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:59:57,062 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 00:59:57,064 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 00:59:57,065 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 00:59:57,067 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 00:59:57,069 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 00:59:57,070 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 00:59:57,072 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 00:59:57,074 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 00:59:57,076 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 00:59:57,079 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 00:59:57,080 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 00:59:57,082 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 00:59:57,084 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 00:59:57,201 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 00:59:57,552 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:59:57,553 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:59:57,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:57,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:57,557 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 00:59:57,591 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 00:59:57,599 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 00:59:57,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:57,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:59:57,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:57,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:57,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:57,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:59:57,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:59:57,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:57,634 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 00:59:57,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:57,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:57,636 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 00:59:57,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:59:57,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:57,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:59:57,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:57,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:57,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:57,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:59:57,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:59:57,652 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 00:59:57,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:57,667 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 00:59:57,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:57,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:57,671 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 00:59:57,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:59:57,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:57,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:59:57,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:57,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:57,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:57,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:59:57,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:59:57,704 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 00:59:57,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:57,739 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 00:59:57,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:57,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:57,753 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 00:59:57,791 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 00:59:57,799 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 00:59:57,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:57,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:57,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:57,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:57,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:57,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:57,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:57,842 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 00:59:57,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:57,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:57,861 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 00:59:57,890 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 00:59:57,891 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 00:59:57,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:57,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:59:57,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:57,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:57,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:57,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:59:57,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:59:57,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:57,943 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 00:59:57,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:57,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:57,957 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 00:59:57,989 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 00:59:57,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:58,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:58,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:58,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:58,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:58,001 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:58,005 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 00:59:58,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:58,028 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 00:59:58,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:58,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:58,045 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 00:59:58,069 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 00:59:58,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:58,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:58,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:58,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:58,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:58,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:58,081 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 00:59:58,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:58,114 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 00:59:58,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:58,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:58,126 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 00:59:58,161 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 00:59:58,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:58,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:58,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:58,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:58,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:58,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:58,174 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 00:59:58,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:58,188 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 00:59:58,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:58,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:58,213 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 00:59:58,242 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 00:59:58,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:58,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:58,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:58,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:58,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:58,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:58,263 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 00:59:58,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:58,294 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 00:59:58,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:58,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:58,304 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 00:59:58,307 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 00:59:58,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:58,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:59:58,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:58,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:58,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:58,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:59:58,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:59:58,323 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 00:59:58,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:58,337 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 [2024-02-10 00:59:58,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:58,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:58,339 INFO L229 MonitoredProcess]: Starting monitored process 27 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 00:59:58,344 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 00:59:58,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:58,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:58,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:58,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:58,358 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:58,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:58,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-02-10 00:59:58,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:58,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-02-10 00:59:58,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:58,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:58,377 INFO L229 MonitoredProcess]: Starting monitored process 28 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 00:59:58,382 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 00:59:58,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:58,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:58,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:58,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:58,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:58,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:58,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-02-10 00:59:58,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:58,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-02-10 00:59:58,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:58,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:58,419 INFO L229 MonitoredProcess]: Starting monitored process 29 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 00:59:58,423 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 00:59:58,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:58,431 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-02-10 00:59:58,431 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-02-10 00:59:58,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:58,454 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2024-02-10 00:59:58,454 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-02-10 00:59:58,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-02-10 00:59:58,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:59:58,506 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-02-10 00:59:58,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:58,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:58,521 INFO L229 MonitoredProcess]: Starting monitored process 30 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 00:59:58,545 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 00:59:58,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:59:58,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:59:58,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:59:58,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:59:58,558 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:59:58,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:59:58,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-02-10 00:59:58,577 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:59:58,587 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-10 00:59:58,587 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-02-10 00:59:58,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:59:58,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:59:58,601 INFO L229 MonitoredProcess]: Starting monitored process 31 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 00:59:58,604 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:59:58,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-02-10 00:59:58,623 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:59:58,623 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:59:58,623 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork2_i, sumThread1of1ForFork2_hi) = -1*sumThread1of1ForFork2_i + 1*sumThread1of1ForFork2_hi Supporting invariants [] [2024-02-10 00:59:58,629 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-02-10 00:59:58,639 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-10 00:59:58,654 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:59:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:59:58,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:59:58,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:59:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:59:58,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:59:58,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:59:58,751 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 00:59:58,752 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-10 00:59:58,752 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 00:59:58,822 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 543 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:59:58,823 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:59:58,823 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:59:58,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 543 transitions. [2024-02-10 00:59:58,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 543 transitions. [2024-02-10 00:59:58,873 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:59:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 543 transitions. [2024-02-10 00:59:58,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 543 transitions. [2024-02-10 00:59:58,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-02-10 01:00:06,103 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 01:00:06,103 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 01:00:06,104 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 01:00:06,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 01:00:06,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 209 transitions. [2024-02-10 01:00:06,108 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 209 transitions. Stem has 11 letters. Loop has 4 letters. [2024-02-10 01:00:06,109 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:00:06,109 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 209 transitions. Stem has 15 letters. Loop has 4 letters. [2024-02-10 01:00:06,109 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:00:06,109 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 209 transitions. Stem has 11 letters. Loop has 8 letters. [2024-02-10 01:00:06,110 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:00:06,110 INFO L428 stractBuchiCegarLoop]: Abstraction has has 79 places, 124219 transitions, 1047761 flow [2024-02-10 01:00:06,110 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-02-10 01:00:06,110 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 79 places, 124219 transitions, 1047761 flow Received shutdown request... [2024-02-10 01:04:45,941 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-02-10 01:04:46,100 WARN L341 stractBuchiCegarLoop]: Verification cancelled [2024-02-10 01:04:46,106 INFO L201 PluginConnector]: Adding new model max-tailsum3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 01:04:46 BoogieIcfgContainer [2024-02-10 01:04:46,106 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 01:04:46,111 INFO L158 Benchmark]: Toolchain (without parser) took 297106.98ms. Allocated memory was 176.2MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 143.4MB in the beginning and 5.3GB in the end (delta: -5.2GB). Peak memory consumption was 4.7GB. Max. memory is 8.0GB. [2024-02-10 01:04:46,112 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 144.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 01:04:46,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.94ms. Allocated memory is still 176.2MB. Free memory was 143.4MB in the beginning and 150.2MB in the end (delta: -6.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-02-10 01:04:46,112 INFO L158 Benchmark]: Boogie Preprocessor took 36.32ms. Allocated memory is still 176.2MB. Free memory was 150.2MB in the beginning and 149.3MB in the end (delta: 941.5kB). There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 01:04:46,113 INFO L158 Benchmark]: RCFGBuilder took 421.29ms. Allocated memory is still 176.2MB. Free memory was 149.1MB in the beginning and 139.6MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-02-10 01:04:46,117 INFO L158 Benchmark]: BuchiAutomizer took 296537.02ms. Allocated memory was 176.2MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 139.5MB in the beginning and 5.3GB in the end (delta: -5.2GB). Peak memory consumption was 4.7GB. Max. memory is 8.0GB. [2024-02-10 01:04:46,118 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 144.4MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 90.94ms. Allocated memory is still 176.2MB. Free memory was 143.4MB in the beginning and 150.2MB in the end (delta: -6.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.32ms. Allocated memory is still 176.2MB. Free memory was 150.2MB in the beginning and 149.3MB in the end (delta: 941.5kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 421.29ms. Allocated memory is still 176.2MB. Free memory was 149.1MB in the beginning and 139.6MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 296537.02ms. Allocated memory was 176.2MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 139.5MB in the beginning and 5.3GB in the end (delta: -5.2GB). Peak memory consumption was 4.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (0 trivial, 3 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * i + hi and consists of 5 locations. One deterministic module has affine ranking function -1 * i + hi and consists of 5 locations. One deterministic module has affine ranking function -1 * i + hi and consists of 5 locations. The remainder module has 1047761 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 296.2s and 4 iterations. TraceHistogramMax:0. Analysis of lassos took 5.6s. Construction of modules took 0.1s. Büchi inclusion checks took 8.6s. Highest rank in rank-based complementation 1. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 360 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 357 mSDsluCounter, 582 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 279 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 198 IncrementalHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 303 mSDtfsCounter, 198 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital104 mio100 ax100 hnf100 lsp124 ukn59 mio100 lsp55 div100 bol100 ite100 ukn100 eq171 hnf94 smp100 dnf231 smp52 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 98ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Buchi Automizer is unable to decide termination: Timeout while executing PetriNetUnfolderBuchi. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown