/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 false --buchiautomizer.use.automata.for.buchi.petri.net.emptiness.check true -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 01:34:52,395 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 01:34:52,453 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-10 01:34:52,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 01:34:52,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 01:34:52,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 01:34:52,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 01:34:52,514 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 01:34:52,514 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 01:34:52,519 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 01:34:52,520 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 01:34:52,520 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 01:34:52,520 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 01:34:52,521 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 01:34:52,522 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 01:34:52,522 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 01:34:52,522 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 01:34:52,522 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 01:34:52,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 01:34:52,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 01:34:52,523 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 01:34:52,524 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 01:34:52,525 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 01:34:52,525 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 01:34:52,525 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 01:34:52,525 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 01:34:52,525 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 01:34:52,526 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 01:34:52,526 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 01:34:52,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 01:34:52,527 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 01:34:52,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 01:34:52,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 01:34:52,528 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 01:34:52,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 01:34:52,528 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 01:34:52,528 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 01:34:52,529 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 01:34:52,529 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 01:34:53,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 01:34:53,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 01:34:53,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 01:34:53,133 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-10 01:34:53,134 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-10 01:34:53,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum4.bpl [2024-02-10 01:34:53,136 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum4.bpl' [2024-02-10 01:34:53,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 01:34:53,184 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-10 01:34:53,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 01:34:53,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 01:34:53,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 01:34:53,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,230 INFO L138 Inliner]: procedures = 3, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-10 01:34:53,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 01:34:53,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 01:34:53,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 01:34:53,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 01:34:53,245 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 01:34:53,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 01:34:53,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 01:34:53,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 01:34:53,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/1) ... [2024-02-10 01:34:53,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:34:53,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:34:53,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:34:53,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-10 01:34:53,443 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-10 01:34:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 01:34:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 01:34:53,444 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2024-02-10 01:34:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2024-02-10 01:34:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2024-02-10 01:34:53,445 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-10 01:34:53,513 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 01:34:53,515 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 01:34:53,612 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 01:34:53,618 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 01:34:53,618 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 01:34:53,620 INFO L201 PluginConnector]: Adding new model max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:34:53 BoogieIcfgContainer [2024-02-10 01:34:53,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 01:34:53,621 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 01:34:53,621 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 01:34:53,625 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 01:34:53,627 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:34:53,627 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 01:34:53" (1/2) ... [2024-02-10 01:34:53,629 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@af89b10 and model type max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 01:34:53, skipping insertion in model container [2024-02-10 01:34:53,629 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:34:53,629 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:34:53" (2/2) ... [2024-02-10 01:34:53,631 INFO L332 chiAutomizerObserver]: Analyzing ICFG max-tailsum4.bpl [2024-02-10 01:34:53,753 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-02-10 01:34:53,779 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 61 places, 56 transitions, 140 flow [2024-02-10 01:34:53,818 INFO L124 PetriNetUnfolderBase]: 4/48 cut-off events. [2024-02-10 01:34:53,818 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-02-10 01:34:53,824 INFO L83 FinitePrefix]: Finished finitePrefix Result has 65 conditions, 48 events. 4/48 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 129 event pairs, 0 based on Foata normal form. 0/43 useless extension candidates. Maximal degree in co-relation 45. Up to 2 conditions per place. [2024-02-10 01:34:53,824 INFO L82 GeneralOperation]: Start removeDead. Operand has 61 places, 56 transitions, 140 flow [2024-02-10 01:34:53,829 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 57 places, 48 transitions, 120 flow [2024-02-10 01:34:53,835 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 01:34:53,835 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 01:34:53,836 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 01:34:53,836 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 01:34:53,836 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 01:34:53,836 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 01:34:53,836 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 01:34:53,836 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 01:34:53,836 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 01:34:53,837 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 57 places, 48 transitions, 120 flow [2024-02-10 01:34:54,215 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 8205 states, 8203 states have (on average 3.974643423137876) internal successors, (32604), 8204 states have internal predecessors, (32604), 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 01:34:54,266 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8205 states, 8203 states have (on average 3.974643423137876) internal successors, (32604), 8204 states have internal predecessors, (32604), 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 01:34:54,638 INFO L131 ngComponentsAnalysis]: Automaton has 877 accepting balls. 7264 [2024-02-10 01:34:54,639 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 01:34:54,639 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 01:34:54,645 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-10 01:34:54,645 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 01:34:54,645 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 57 places, 48 transitions, 120 flow [2024-02-10 01:34:54,906 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 8205 states, 8203 states have (on average 3.974643423137876) internal successors, (32604), 8204 states have internal predecessors, (32604), 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 01:34:54,940 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8205 states, 8203 states have (on average 3.974643423137876) internal successors, (32604), 8204 states have internal predecessors, (32604), 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 01:34:55,256 INFO L131 ngComponentsAnalysis]: Automaton has 877 accepting balls. 7264 [2024-02-10 01:34:55,256 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 01:34:55,257 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 01:34:55,267 INFO L748 eck$LassoCheckResult]: Stem: Black: 16476#[$Ultimate##0]don't care [43] $Ultimate##0-->L54: Formula: (and (<= v_ULTIMATE.start_k3_1 v_N_1) (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= 0 v_ULTIMATE.start_k1_1) (<= v_ULTIMATE.start_k2_1 v_ULTIMATE.start_k3_1)) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} OutVars{ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} AuxVars[] AssignedVars[] 16479#[L54]don't care [84] L54-->$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] 16481#[L54-1, $Ultimate##0]don't care [46] $Ultimate##0-->L28: Formula: (= v_sumThread1of1ForFork0_x_1 0) InVars {} OutVars{sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_1} AuxVars[] AssignedVars[sumThread1of1ForFork0_x] 16485#[L54-1, L28]don't care [47] L28-->L30: Formula: (= v_sumThread1of1ForFork0_z_1 0) InVars {} OutVars{sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_1} AuxVars[] AssignedVars[sumThread1of1ForFork0_z] 16493#[L30, L54-1]don't care [48] L30-->L31-1: Formula: (= v_sumThread1of1ForFork0_i_1 v_sumThread1of1ForFork0_lo_1) InVars {sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_1} OutVars{sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_1, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_1} AuxVars[] AssignedVars[sumThread1of1ForFork0_i] 16509#[L54-1, L31-1]don't care [2024-02-10 01:34:55,277 INFO L750 eck$LassoCheckResult]: Loop: 16509#[L54-1, L31-1]don't care [50] 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[] 16541#[L54-1, L32]don't care [52] 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] 16599#[L54-1, L33]don't care [53] 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] 16697#[L54-1, L34]don't care [54] 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] 16509#[L54-1, L31-1]don't care [2024-02-10 01:34:55,283 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:34:55,283 INFO L85 PathProgramCache]: Analyzing trace with hash 70888709, now seen corresponding path program 1 times [2024-02-10 01:34:55,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:34:55,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753414816] [2024-02-10 01:34:55,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:34:55,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:34:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:34:55,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:34:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:34:55,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:34:55,504 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:34:55,504 INFO L85 PathProgramCache]: Analyzing trace with hash 2464740, now seen corresponding path program 1 times [2024-02-10 01:34:55,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:34:55,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550381284] [2024-02-10 01:34:55,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:34:55,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:34:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:34:55,529 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:34:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:34:55,542 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:34:55,544 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:34:55,544 INFO L85 PathProgramCache]: Analyzing trace with hash -973527320, now seen corresponding path program 1 times [2024-02-10 01:34:55,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:34:55,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467528275] [2024-02-10 01:34:55,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:34:55,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:34:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:34:55,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:34:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:34:55,580 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:34:55,855 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 01:34:55,856 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 01:34:55,856 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 01:34:55,856 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 01:34:55,856 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 01:34:55,856 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:34:55,856 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 01:34:55,856 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 01:34:55,856 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum4.bpl_BEv2_Iteration1_Lasso [2024-02-10 01:34:55,857 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 01:34:55,857 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 01:34:55,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:34:55,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:34:55,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:34:56,165 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 01:34:56,170 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 01:34:56,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:34:56,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:34:56,175 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:34:56,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:34:56,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:34:56,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:34:56,194 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-02-10 01:34:56,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:34:56,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-02-10 01:34:56,222 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-02-10 01:34:56,223 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-02-10 01:34:56,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:34:56,268 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 01:34:56,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:34:56,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:34:56,278 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:34:56,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-02-10 01:34:56,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:34:56,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:34:56,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:34:56,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:34:56,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:34:56,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:34:56,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:34:56,322 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 01:34:56,364 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-02-10 01:34:56,364 INFO L444 ModelExtractionUtils]: 7 out of 22 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-02-10 01:34:56,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:34:56,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:34:56,370 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:34:56,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-02-10 01:34:56,372 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 01:34:56,394 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 01:34:56,394 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 01:34:56,395 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 01:34:56,406 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-02-10 01:34:56,409 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 01:34:56,431 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:34:56,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:34:56,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 01:34:56,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:34:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:34:56,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 01:34:56,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:34:56,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 01:34:56,589 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 01:34:56,591 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 01:34:56,777 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 712 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 01:34:56,778 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 01:34:56,779 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-10 01:34:56,791 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-10 01:34:56,791 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 01:34:56,793 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 01:34:56,798 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 01:34:56,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 274 transitions. [2024-02-10 01:34:56,800 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 274 transitions. Stem has 5 letters. Loop has 4 letters. [2024-02-10 01:34:56,800 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:34:56,800 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 274 transitions. Stem has 9 letters. Loop has 4 letters. [2024-02-10 01:34:56,801 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:34:56,801 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 274 transitions. Stem has 5 letters. Loop has 8 letters. [2024-02-10 01:34:56,801 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:34:56,801 INFO L428 stractBuchiCegarLoop]: Abstraction has has 75 places, 1216 transitions, 5458 flow [2024-02-10 01:34:56,801 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-10 01:34:56,801 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 01:34:56,802 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 75 places, 1216 transitions, 5458 flow [2024-02-10 01:34:57,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-02-10 01:34:59,147 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 26247 states, 26237 states have (on average 5.3434081640431454) internal successors, (140195), 26246 states have internal predecessors, (140195), 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 01:34:59,217 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26247 states, 26237 states have (on average 5.3434081640431454) internal successors, (140195), 26246 states have internal predecessors, (140195), 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 01:35:00,126 INFO L131 ngComponentsAnalysis]: Automaton has 2060 accepting balls. 13280 [2024-02-10 01:35:00,127 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 01:35:00,127 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 01:35:00,130 INFO L748 eck$LassoCheckResult]: Stem: Black: 32949#[$Ultimate##0]don't care [43] $Ultimate##0-->L54: Formula: (and (<= v_ULTIMATE.start_k3_1 v_N_1) (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= 0 v_ULTIMATE.start_k1_1) (<= v_ULTIMATE.start_k2_1 v_ULTIMATE.start_k3_1)) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} OutVars{ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} AuxVars[] AssignedVars[] Black: 32954#[L54]don't care [84] L54-->$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] Black: 32962#[L54-1, $Ultimate##0]don't care [87] L54-1-->$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] Black: 32978#[$Ultimate##0, $Ultimate##0, L55]don't care [64] $Ultimate##0-->L28: Formula: (= v_sumThread1of1ForFork1_x_1 0) InVars {} OutVars{sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_1} AuxVars[] AssignedVars[sumThread1of1ForFork1_x] Black: 33010#[$Ultimate##0, L55, L28]don't care [65] L28-->L30: Formula: (= v_sumThread1of1ForFork1_z_1 0) InVars {} OutVars{sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_1} AuxVars[] AssignedVars[sumThread1of1ForFork1_z] Black: 33069#[L30, $Ultimate##0, L55]don't care [66] L30-->L31-1: Formula: (= v_sumThread1of1ForFork1_i_1 v_sumThread1of1ForFork1_lo_1) InVars {sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_1} OutVars{sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_1, sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_1} AuxVars[] AssignedVars[sumThread1of1ForFork1_i] 33135#[$Ultimate##0, L55, L31-1]don't care [2024-02-10 01:35:00,131 INFO L750 eck$LassoCheckResult]: Loop: 33135#[$Ultimate##0, L55, L31-1]don't care [68] 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[] Black: 33306#[L32, $Ultimate##0, L55]don't care [70] 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] 33620#[L33, $Ultimate##0, L55]don't care [71] L33-->L34: Formula: (= (+ v_sumThread1of1ForFork1_i_9 1) v_sumThread1of1ForFork1_i_10) InVars {sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_9} OutVars{sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_10} AuxVars[] AssignedVars[sumThread1of1ForFork1_i] Black: 34128#[$Ultimate##0, L55, L34]don't care [72] 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] 33135#[$Ultimate##0, L55, L31-1]don't care [2024-02-10 01:35:00,131 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:35:00,132 INFO L85 PathProgramCache]: Analyzing trace with hash -2096178956, now seen corresponding path program 1 times [2024-02-10 01:35:00,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:35:00,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508706930] [2024-02-10 01:35:00,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:35:00,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:35:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:35:00,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:35:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:35:00,166 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:35:00,167 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:35:00,167 INFO L85 PathProgramCache]: Analyzing trace with hash 3018852, now seen corresponding path program 1 times [2024-02-10 01:35:00,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:35:00,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637897330] [2024-02-10 01:35:00,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:35:00,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:35:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:35:00,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:35:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:35:00,194 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:35:00,194 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:35:00,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1030830039, now seen corresponding path program 1 times [2024-02-10 01:35:00,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:35:00,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905564979] [2024-02-10 01:35:00,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:35:00,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:35:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:35:00,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:35:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:35:00,218 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:35:00,372 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 01:35:00,373 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 01:35:00,373 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 01:35:00,373 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 01:35:00,373 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 01:35:00,373 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:35:00,373 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 01:35:00,373 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 01:35:00,373 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum4.bpl_BEv2_Iteration2_Lasso [2024-02-10 01:35:00,373 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 01:35:00,373 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 01:35:00,377 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:35:00,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:35:00,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:35:00,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:35:00,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:35:00,452 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:35:00,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:35:00,459 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:35:00,644 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 01:35:00,644 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 01:35:00,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:35:00,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:35:00,646 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:35:00,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:35:00,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:35:00,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:35:00,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:35:00,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:35:00,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:35:00,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:35:00,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-02-10 01:35:00,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:35:00,689 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-02-10 01:35:00,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:35:00,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:35:00,693 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:35:00,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:35:00,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:35:00,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:35:00,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:35:00,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:35:00,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:35:00,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:35:00,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-02-10 01:35:00,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:35:00,732 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-02-10 01:35:00,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:35:00,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:35:00,734 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:35:00,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:35:00,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:35:00,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 01:35:00,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:35:00,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:35:00,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:35:00,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 01:35:00,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 01:35:00,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-02-10 01:35:00,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:35:00,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-02-10 01:35:00,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:35:00,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:35:00,776 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:35:00,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-02-10 01:35:00,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:35:00,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:35:00,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 01:35:00,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:35:00,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:35:00,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:35:00,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 01:35:00,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 01:35:00,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:35:00,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-02-10 01:35:00,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:35:00,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:35:00,808 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:35:00,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-02-10 01:35:00,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:35:00,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:35:00,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:35:00,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:35:00,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:35:00,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:35:00,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:35:00,848 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 01:35:00,857 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-02-10 01:35:00,857 INFO L444 ModelExtractionUtils]: 22 out of 28 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-02-10 01:35:00,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:35:00,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:35:00,859 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:35:00,865 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 01:35:00,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-02-10 01:35:00,885 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 01:35:00,886 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 01:35:00,886 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 01:35:00,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-02-10 01:35:00,894 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 01:35:00,907 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:35:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:35:00,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 01:35:00,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:35:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:35:00,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 01:35:00,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:35:00,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 01:35:00,970 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 01:35:00,970 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:35:01,079 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 712 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 01:35:01,079 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 01:35:01,079 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-10 01:35:01,231 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-10 01:35:01,232 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 01:35:01,232 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 01:35:01,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:35:01,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 274 transitions. [2024-02-10 01:35:01,234 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 274 transitions. Stem has 6 letters. Loop has 4 letters. [2024-02-10 01:35:01,234 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:35:01,234 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 274 transitions. Stem has 10 letters. Loop has 4 letters. [2024-02-10 01:35:01,234 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:35:01,234 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 274 transitions. Stem has 6 letters. Loop has 8 letters. [2024-02-10 01:35:01,234 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:35:01,234 INFO L428 stractBuchiCegarLoop]: Abstraction has has 93 places, 30784 transitions, 199368 flow [2024-02-10 01:35:01,235 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-10 01:35:01,235 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 01:35:01,235 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 93 places, 30784 transitions, 199368 flow [2024-02-10 01:35:01,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:53,945 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 74259 states, 74205 states have (on average 7.079846371538306) internal successors, (525360), 74258 states have internal predecessors, (525360), 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 01:37:54,105 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 74259 states, 74205 states have (on average 7.079846371538306) internal successors, (525360), 74258 states have internal predecessors, (525360), 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 01:37:56,019 INFO L131 ngComponentsAnalysis]: Automaton has 2166 accepting balls. 10848 [2024-02-10 01:37:56,019 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 01:37:56,019 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 01:37:56,023 INFO L748 eck$LassoCheckResult]: Stem: Black: 103552#[$Ultimate##0]don't care [43] $Ultimate##0-->L54: Formula: (and (<= v_ULTIMATE.start_k3_1 v_N_1) (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= 0 v_ULTIMATE.start_k1_1) (<= v_ULTIMATE.start_k2_1 v_ULTIMATE.start_k3_1)) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} OutVars{ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1} AuxVars[] AssignedVars[] 103555#[L54]don't care [84] L54-->$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] Black: 103566#[L54-1, $Ultimate##0]don't care [87] L54-1-->$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] 103585#[L55, $Ultimate##0, $Ultimate##0]don't care [90] L55-->$Ultimate##0: Formula: (and (= 3 v_sumThread1of1ForFork2_thidvar1_2) (= 3 v_sumThread1of1ForFork2_thidvar0_2) (= 3 v_sumThread1of1ForFork2_thidvar2_2) (= v_ULTIMATE.start_k3_3 v_sumThread1of1ForFork2_hi_6) (= v_sumThread1of1ForFork2_lo_4 (+ v_ULTIMATE.start_k2_5 1))) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_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, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_8, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_16, ULTIMATE.start_k3=v_ULTIMATE.start_k3_3, 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] Black: 103629#[L56, $Ultimate##0, $Ultimate##0, $Ultimate##0]don't care [73] $Ultimate##0-->L28: Formula: (= v_sumThread1of1ForFork2_x_1 0) InVars {} OutVars{sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_1} AuxVars[] AssignedVars[sumThread1of1ForFork2_x] 103723#[L56, L28, $Ultimate##0, $Ultimate##0]don't care [74] L28-->L30: Formula: (= v_sumThread1of1ForFork2_z_1 0) InVars {} OutVars{sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_1} AuxVars[] AssignedVars[sumThread1of1ForFork2_z] Black: 103904#[L56, $Ultimate##0, $Ultimate##0, L30]don't care [75] 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] 104223#[L56, L31-1, $Ultimate##0, $Ultimate##0]don't care [2024-02-10 01:37:56,024 INFO L750 eck$LassoCheckResult]: Loop: 104223#[L56, L31-1, $Ultimate##0, $Ultimate##0]don't care [77] 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[] Black: 104896#[L56, L32, $Ultimate##0, $Ultimate##0]don't care [79] 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] 106017#[L56, L33, $Ultimate##0, $Ultimate##0]don't care [80] 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] Black: 107944#[L56, L34, $Ultimate##0, $Ultimate##0]don't care [81] 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] 104223#[L56, L31-1, $Ultimate##0, $Ultimate##0]don't care [2024-02-10 01:37:56,024 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:37:56,024 INFO L85 PathProgramCache]: Analyzing trace with hash -556255619, now seen corresponding path program 1 times [2024-02-10 01:37:56,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:37:56,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818723004] [2024-02-10 01:37:56,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:37:56,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:37:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:37:56,038 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:37:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:37:56,047 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:37:56,048 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:37:56,048 INFO L85 PathProgramCache]: Analyzing trace with hash 3295908, now seen corresponding path program 1 times [2024-02-10 01:37:56,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:37:56,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360492893] [2024-02-10 01:37:56,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:37:56,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:37:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:37:56,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:37:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:37:56,064 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:37:56,065 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:37:56,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1294802144, now seen corresponding path program 1 times [2024-02-10 01:37:56,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 01:37:56,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600431069] [2024-02-10 01:37:56,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 01:37:56,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 01:37:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:37:56,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 01:37:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 01:37:56,089 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 01:37:56,277 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 01:37:56,278 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 01:37:56,278 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 01:37:56,278 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 01:37:56,278 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 01:37:56,278 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:56,278 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 01:37:56,278 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 01:37:56,278 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum4.bpl_BEv2_Iteration3_Lasso [2024-02-10 01:37:56,278 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 01:37:56,278 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 01:37:56,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,364 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 01:37:56,807 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 01:37:56,808 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 01:37:56,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:56,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:56,811 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:56,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-02-10 01:37:56,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:56,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:56,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 01:37:56,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:56,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:56,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:56,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 01:37:56,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 01:37:56,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:56,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:56,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:56,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:56,863 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:56,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:56,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:56,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 01:37:56,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:56,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:56,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:56,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 01:37:56,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 01:37:56,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-02-10 01:37:56,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:56,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:56,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:56,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:56,901 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:56,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:56,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:56,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:56,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:56,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:56,917 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:37:56,917 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:37:56,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-02-10 01:37:56,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:56,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:56,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:56,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:56,953 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:56,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:56,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:56,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 01:37:56,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:56,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:56,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:56,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 01:37:56,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 01:37:56,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-02-10 01:37:56,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:56,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:56,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:56,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:56,985 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:56,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:56,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:56,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:56,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:56,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:57,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:37:57,001 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:37:57,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-02-10 01:37:57,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:57,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:57,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:57,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:57,029 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:57,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:57,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:57,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:57,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:57,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:57,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:37:57,058 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:37:57,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-02-10 01:37:57,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:57,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:57,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:57,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:57,079 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:57,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:57,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:57,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:57,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:57,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:57,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-02-10 01:37:57,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:37:57,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:37:57,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:57,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:57,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:57,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:57,128 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:57,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:57,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-02-10 01:37:57,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:57,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:57,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:57,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:57,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:37:57,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:37:57,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:57,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:57,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:57,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:57,151 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:57,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-02-10 01:37:57,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:57,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:57,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 01:37:57,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:57,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:57,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:57,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 01:37:57,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 01:37:57,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:57,182 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:57,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:57,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:57,184 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:57,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-02-10 01:37:57,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:57,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:57,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:57,197 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-02-10 01:37:57,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:57,205 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-02-10 01:37:57,205 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-02-10 01:37:57,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 01:37:57,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:57,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:57,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:57,238 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:57,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 01:37:57,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 01:37:57,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 01:37:57,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 01:37:57,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 01:37:57,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 01:37:57,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 01:37:57,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-02-10 01:37:57,292 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 01:37:57,304 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-02-10 01:37:57,304 INFO L444 ModelExtractionUtils]: 10 out of 34 variables were initially zero. Simplification set additionally 21 variables to zero. [2024-02-10 01:37:57,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:37:57,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:37:57,310 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:37:57,316 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 01:37:57,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-02-10 01:37:57,334 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 01:37:57,334 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 01:37:57,334 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 01:37:57,342 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-02-10 01:37:57,343 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 01:37:57,356 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 01:37:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:37:57,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 01:37:57,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:37:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 01:37:57,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 01:37:57,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 01:37:57,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 01:37:57,416 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 01:37:57,416 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:37:57,489 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 712 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 01:37:57,489 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 01:37:57,489 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-10 01:37:57,788 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-02-10 01:38:04,633 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-10 01:38:04,633 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 01:38:04,634 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 01:38:04,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:38:04,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 274 transitions. [2024-02-10 01:38:04,635 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 274 transitions. Stem has 7 letters. Loop has 4 letters. [2024-02-10 01:38:04,635 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:38:04,635 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 274 transitions. Stem has 11 letters. Loop has 4 letters. [2024-02-10 01:38:04,635 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:38:04,635 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 274 transitions. Stem has 7 letters. Loop has 8 letters. [2024-02-10 01:38:04,635 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 01:38:04,635 INFO L428 stractBuchiCegarLoop]: Abstraction has has 111 places, 778752 transitions, 6591000 flow [2024-02-10 01:38:04,635 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-02-10 01:38:04,636 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 01:38:04,636 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 111 places, 778752 transitions, 6591000 flow Received shutdown request... [2024-02-10 01:39:07,095 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 01:39:07,155 WARN L341 stractBuchiCegarLoop]: Verification cancelled [2024-02-10 01:39:07,160 INFO L201 PluginConnector]: Adding new model max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 01:39:07 BoogieIcfgContainer [2024-02-10 01:39:07,160 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 01:39:07,161 INFO L158 Benchmark]: Toolchain (without parser) took 253976.61ms. Allocated memory was 162.5MB in the beginning and 7.4GB in the end (delta: 7.3GB). Free memory was 100.5MB in the beginning and 5.2GB in the end (delta: -5.1GB). Peak memory consumption was 3.8GB. Max. memory is 8.0GB. [2024-02-10 01:39:07,162 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.15ms. Allocated memory is still 162.5MB. Free memory was 101.8MB in the beginning and 101.7MB in the end (delta: 61.5kB). There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 01:39:07,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.86ms. Allocated memory is still 162.5MB. Free memory was 100.5MB in the beginning and 99.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-10 01:39:07,162 INFO L158 Benchmark]: Boogie Preprocessor took 31.17ms. Allocated memory is still 162.5MB. Free memory was 99.0MB in the beginning and 97.9MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-10 01:39:07,163 INFO L158 Benchmark]: RCFGBuilder took 351.63ms. Allocated memory is still 162.5MB. Free memory was 97.8MB in the beginning and 131.2MB in the end (delta: -33.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-02-10 01:39:07,163 INFO L158 Benchmark]: BuchiAutomizer took 253539.22ms. Allocated memory was 162.5MB in the beginning and 7.4GB in the end (delta: 7.3GB). Free memory was 131.1MB in the beginning and 5.2GB in the end (delta: -5.1GB). Peak memory consumption was 3.8GB. Max. memory is 8.0GB. [2024-02-10 01:39:07,165 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 0.15ms. Allocated memory is still 162.5MB. Free memory was 101.8MB in the beginning and 101.7MB in the end (delta: 61.5kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.86ms. Allocated memory is still 162.5MB. Free memory was 100.5MB in the beginning and 99.0MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.17ms. Allocated memory is still 162.5MB. Free memory was 99.0MB in the beginning and 97.9MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 351.63ms. Allocated memory is still 162.5MB. Free memory was 97.8MB in the beginning and 131.2MB in the end (delta: -33.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * BuchiAutomizer took 253539.22ms. Allocated memory was 162.5MB in the beginning and 7.4GB in the end (delta: 7.3GB). Free memory was 131.1MB in the beginning and 5.2GB in the end (delta: -5.1GB). Peak memory consumption was 3.8GB. 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 6591000 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 253.3s and 4 iterations. TraceHistogramMax:0. Analysis of lassos took 3.2s. Construction of modules took 0.1s. Büchi inclusion checks took 7.8s. 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, 479 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 476 mSDsluCounter, 780 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 378 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 226 IncrementalHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 402 mSDtfsCounter, 226 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital91 mio100 ax100 hnf100 lsp114 ukn66 mio100 lsp56 div100 bol100 ite100 ukn100 eq169 hnf92 smp100 dnf182 smp59 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 90ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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 BuchiPetriNet2FiniteAutomaton. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown