/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET --buchiautomizer.use.buchi.petri.net.intersection.optimizations true --buchiautomizer.use.automata.for.buchi.petri.net.emptiness.check true -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/map-incr-split.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:25:57,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:25:57,605 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-10 00:25:57,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:25:57,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:25:57,612 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:25:57,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:25:57,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:25:57,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:25:57,649 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:25:57,649 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:25:57,649 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:25:57,649 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:25:57,650 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:25:57,651 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:25:57,651 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:25:57,651 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:25:57,651 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:25:57,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:25:57,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:25:57,652 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:25:57,653 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:25:57,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:25:57,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:25:57,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:25:57,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:25:57,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:25:57,655 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:25:57,655 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:25:57,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:25:57,656 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:25:57,656 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:25:57,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:25:57,656 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:25:57,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:25:57,657 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:25:57,657 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:25:57,658 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:25:57,658 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 00:25:57,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:25:58,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:25:58,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:25:58,007 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-10 00:25:58,010 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-10 00:25:58,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-incr-split.bpl [2024-02-10 00:25:58,012 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-incr-split.bpl' [2024-02-10 00:25:58,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:25:58,104 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-10 00:25:58,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:25:58,106 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:25:58,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:25:58,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,147 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,159 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-10 00:25:58,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:25:58,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:25:58,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:25:58,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:25:58,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,191 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:25:58,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:25:58,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:25:58,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:25:58,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/1) ... [2024-02-10 00:25:58,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:58,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:58,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:58,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-10 00:25:58,344 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-02-10 00:25:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 00:25:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 00:25:58,345 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-02-10 00:25:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 00:25:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 00:25:58,345 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-10 00:25:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:25:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:25:58,346 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-10 00:25:58,392 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:25:58,394 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:25:58,507 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:25:58,513 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:25:58,513 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 00:25:58,515 INFO L201 PluginConnector]: Adding new model map-incr-split.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:25:58 BoogieIcfgContainer [2024-02-10 00:25:58,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:25:58,516 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:25:58,516 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:25:58,522 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:25:58,523 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:25:58,523 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:58" (1/2) ... [2024-02-10 00:25:58,524 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4684aecd and model type map-incr-split.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:25:58, skipping insertion in model container [2024-02-10 00:25:58,524 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:25:58,525 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-incr-split.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:25:58" (2/2) ... [2024-02-10 00:25:58,526 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-incr-split.bpl [2024-02-10 00:25:58,579 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-02-10 00:25:58,602 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 28 places, 25 transitions, 64 flow [2024-02-10 00:25:58,630 INFO L124 PetriNetUnfolderBase]: 2/21 cut-off events. [2024-02-10 00:25:58,630 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-10 00:25:58,635 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30 conditions, 21 events. 2/21 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 24 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 15. Up to 2 conditions per place. [2024-02-10 00:25:58,635 INFO L82 GeneralOperation]: Start removeDead. Operand has 28 places, 25 transitions, 64 flow [2024-02-10 00:25:58,639 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 26 places, 21 transitions, 54 flow [2024-02-10 00:25:58,646 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:25:58,646 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:25:58,646 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:25:58,646 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:25:58,647 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:25:58,647 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:25:58,647 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:25:58,647 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:25:58,647 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:25:58,648 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 26 places, 21 transitions, 54 flow [2024-02-10 00:25:58,667 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 55 states, 53 states have (on average 1.9433962264150944) internal successors, (103), 54 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:58,669 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 55 states, 53 states have (on average 1.9433962264150944) internal successors, (103), 54 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:58,693 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 33 [2024-02-10 00:25:58,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:25:58,694 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:25:58,698 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-10 00:25:58,698 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:25:58,699 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 26 places, 21 transitions, 54 flow [2024-02-10 00:25:58,704 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 55 states, 53 states have (on average 1.9433962264150944) internal successors, (103), 54 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:58,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 55 states, 53 states have (on average 1.9433962264150944) internal successors, (103), 54 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:58,707 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 33 [2024-02-10 00:25:58,707 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:25:58,708 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:25:58,712 INFO L748 eck$LassoCheckResult]: Stem: Black: 143#[$Ultimate##0]don't care [45] $Ultimate##0-->L17: Formula: (and (<= 0 v_k_1) (< v_k_1 (* 2 v_N_6))) InVars {k=v_k_1, N=v_N_6} OutVars{k=v_k_1, N=v_N_6} AuxVars[] AssignedVars[] 146#[L17]don't care [38] L17-->L19: Formula: (= (select v_A_5 v_k_2) v_ULTIMATE.start_x_1) InVars {A=v_A_5, k=v_k_2} OutVars{A=v_A_5, ULTIMATE.start_x=v_ULTIMATE.start_x_1, k=v_k_2} AuxVars[] AssignedVars[ULTIMATE.start_x] 148#[L19]don't care [64] L19-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_i] 150#[L19-1, $Ultimate##0]don't care [50] $Ultimate##0-->L33-1: Formula: (= v_thread1Thread1of1ForFork0_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_i] 152#[L19-1, L33-1]don't care [2024-02-10 00:25:58,712 INFO L750 eck$LassoCheckResult]: Loop: 152#[L19-1, L33-1]don't care [52] L33-1-->L34: Formula: (< v_thread1Thread1of1ForFork0_i_5 v_N_1) InVars {thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_5, N=v_N_1} OutVars{thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_5, N=v_N_1} AuxVars[] AssignedVars[] 160#[L19-1, L34]don't care [54] L34-->L35: Formula: (= v_A_1 (store v_A_2 v_thread1Thread1of1ForFork0_i_7 (+ (select v_A_2 v_thread1Thread1of1ForFork0_i_7) 1))) InVars {A=v_A_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_7} OutVars{A=v_A_1, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_7} AuxVars[] AssignedVars[A] 172#[L35, L19-1]don't care [55] L35-->L33-1: Formula: (= v_thread1Thread1of1ForFork0_i_10 (+ v_thread1Thread1of1ForFork0_i_9 1)) InVars {thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_9} OutVars{thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_10} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_i] 152#[L19-1, L33-1]don't care [2024-02-10 00:25:58,717 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:58,718 INFO L85 PathProgramCache]: Analyzing trace with hash 2302668, now seen corresponding path program 1 times [2024-02-10 00:25:58,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:58,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480501309] [2024-02-10 00:25:58,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:58,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:58,797 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:58,822 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:58,827 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:58,827 INFO L85 PathProgramCache]: Analyzing trace with hash 81492, now seen corresponding path program 1 times [2024-02-10 00:25:58,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:58,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391504237] [2024-02-10 00:25:58,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:58,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:58,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:58,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:58,860 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:58,861 INFO L85 PathProgramCache]: Analyzing trace with hash -120642647, now seen corresponding path program 1 times [2024-02-10 00:25:58,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:58,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651060615] [2024-02-10 00:25:58,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:58,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:58,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:58,883 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:59,011 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:25:59,012 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:25:59,012 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:25:59,012 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:25:59,012 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:25:59,012 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:59,013 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:25:59,013 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:25:59,013 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-incr-split.bpl_BEv2_Iteration1_Lasso [2024-02-10 00:25:59,013 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:25:59,013 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:25:59,027 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:59,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:59,141 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:25:59,145 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:25:59,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:59,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:59,179 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:59,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-02-10 00:25:59,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:59,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:59,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:59,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:59,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:59,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:59,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:59,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:59,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:59,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:59,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:59,266 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:59,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-02-10 00:25:59,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:59,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:59,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:25:59,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:59,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:59,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:59,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:25:59,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:25:59,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:59,319 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 00:25:59,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:59,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:59,322 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:59,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-02-10 00:25:59,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:59,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:59,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:59,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:59,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:59,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:59,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:59,362 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:25:59,374 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-02-10 00:25:59,374 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-02-10 00:25:59,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:59,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:59,387 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:59,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-02-10 00:25:59,417 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:25:59,433 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:25:59,434 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:25:59,434 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork0_i, N) = -1*thread1Thread1of1ForFork0_i + 1*N Supporting invariants [] [2024-02-10 00:25:59,439 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-02-10 00:25:59,443 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:25:59,463 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:25:59,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:25:59,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:25:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:25:59,498 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:25:59,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:25:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:25:59,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:59,616 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-10 00:25:59,618 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:59,738 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 309 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:25:59,741 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:25:59,741 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:25:59,742 INFO L63 sectAllAcceptingtNet]: Starting Intersection with all accepting Petri Net [2024-02-10 00:25:59,780 INFO L72 sectAllAcceptingtNet]: Exiting Intersection with all accepting Petri Net [2024-02-10 00:25:59,780 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:25:59,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 00:25:59,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:59,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 119 transitions. [2024-02-10 00:25:59,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 119 transitions. Stem has 4 letters. Loop has 3 letters. [2024-02-10 00:25:59,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:59,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 119 transitions. Stem has 7 letters. Loop has 3 letters. [2024-02-10 00:25:59,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:59,791 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 119 transitions. Stem has 4 letters. Loop has 6 letters. [2024-02-10 00:25:59,791 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:59,791 INFO L428 stractBuchiCegarLoop]: Abstraction has has 35 places, 257 transitions, 1169 flow [2024-02-10 00:25:59,791 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-10 00:25:59,791 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:25:59,791 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 35 places, 257 transitions, 1169 flow [2024-02-10 00:25:59,805 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 114 states, 108 states have (on average 2.8981481481481484) internal successors, (313), 113 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:59,805 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 114 states, 108 states have (on average 2.8981481481481484) internal successors, (313), 113 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:59,811 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 21 [2024-02-10 00:25:59,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:25:59,812 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:25:59,814 INFO L748 eck$LassoCheckResult]: Stem: Black: 300#[$Ultimate##0]don't care [45] $Ultimate##0-->L17: Formula: (and (<= 0 v_k_1) (< v_k_1 (* 2 v_N_6))) InVars {k=v_k_1, N=v_N_6} OutVars{k=v_k_1, N=v_N_6} AuxVars[] AssignedVars[] Black: 305#[L17]don't care [38] L17-->L19: Formula: (= (select v_A_5 v_k_2) v_ULTIMATE.start_x_1) InVars {A=v_A_5, k=v_k_2} OutVars{A=v_A_5, ULTIMATE.start_x=v_ULTIMATE.start_x_1, k=v_k_2} AuxVars[] AssignedVars[ULTIMATE.start_x] 308#[L19]don't care [64] L19-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_i] 313#[L19-1, $Ultimate##0]don't care [67] L19-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar1_2) (= 2 v_thread2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_14, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_i, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 318#[L20, $Ultimate##0, $Ultimate##0]don't care [56] $Ultimate##0-->L45-1: Formula: (= v_N_4 v_thread2Thread1of1ForFork1_i_1) InVars {N=v_N_4} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_1, N=v_N_4} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_i] 326#[L20, L45-1, $Ultimate##0]don't care [2024-02-10 00:25:59,814 INFO L750 eck$LassoCheckResult]: Loop: 326#[L20, L45-1, $Ultimate##0]don't care [58] L45-1-->L46: Formula: (< v_thread2Thread1of1ForFork1_i_5 (* 2 v_N_5)) InVars {thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_5, N=v_N_5} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_5, N=v_N_5} AuxVars[] AssignedVars[] 351#[L20, L46, $Ultimate##0]don't care [60] L46-->L47: Formula: (= (store v_A_4 v_thread2Thread1of1ForFork1_i_7 (+ (select v_A_4 v_thread2Thread1of1ForFork1_i_7) 1)) v_A_3) InVars {A=v_A_4, thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_7} OutVars{A=v_A_3, thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_7} AuxVars[] AssignedVars[A] 389#[L20, L47, $Ultimate##0]don't care [61] L47-->L45-1: Formula: (= (+ v_thread2Thread1of1ForFork1_i_9 1) v_thread2Thread1of1ForFork1_i_10) InVars {thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_9} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_10} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_i] 326#[L20, L45-1, $Ultimate##0]don't care [2024-02-10 00:25:59,814 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:59,815 INFO L85 PathProgramCache]: Analyzing trace with hash 71383291, now seen corresponding path program 1 times [2024-02-10 00:25:59,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:59,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534772415] [2024-02-10 00:25:59,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:59,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:59,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:59,826 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:59,827 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:59,827 INFO L85 PathProgramCache]: Analyzing trace with hash 87450, now seen corresponding path program 1 times [2024-02-10 00:25:59,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:59,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250758688] [2024-02-10 00:25:59,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:59,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:59,832 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:59,835 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:59,836 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:59,836 INFO L85 PathProgramCache]: Analyzing trace with hash 570868320, now seen corresponding path program 1 times [2024-02-10 00:25:59,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:59,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937418674] [2024-02-10 00:25:59,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:59,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:59,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:59,849 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:59,908 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:25:59,908 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:25:59,908 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:25:59,908 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:25:59,908 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:25:59,908 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:59,909 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:25:59,909 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:25:59,909 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-incr-split.bpl_BEv2_Iteration2_Lasso [2024-02-10 00:25:59,909 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:25:59,909 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:25:59,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:59,913 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:59,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:59,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:59,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:00,003 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:26:00,003 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:26:00,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:00,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:00,022 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:00,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:00,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:00,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:26:00,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:00,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:00,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:00,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:26:00,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:26:00,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-02-10 00:26:00,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:00,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-02-10 00:26:00,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:00,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:00,088 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:00,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:00,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:00,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:00,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:00,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:00,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-02-10 00:26:00,109 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:00,109 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:00,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:00,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-02-10 00:26:00,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:00,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:00,132 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:00,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:00,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:00,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:26:00,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:00,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:00,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:00,172 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:26:00,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:26:00,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-02-10 00:26:00,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:00,195 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 00:26:00,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:00,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:00,197 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:00,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:00,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:00,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:00,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:00,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:00,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:00,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:00,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-02-10 00:26:00,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:00,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-02-10 00:26:00,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:00,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:00,244 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:00,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:00,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-02-10 00:26:00,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:00,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:00,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:00,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:00,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:00,261 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:00,274 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:26:00,282 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-02-10 00:26:00,282 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-10 00:26:00,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:00,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:00,292 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:00,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-02-10 00:26:00,313 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:26:00,335 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:26:00,335 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:26:00,335 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork1_i, N) = -1*thread2Thread1of1ForFork1_i + 2*N Supporting invariants [] [2024-02-10 00:26:00,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-02-10 00:26:00,342 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:26:00,357 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:26:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:26:00,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:26:00,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:26:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:26:00,375 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:26:00,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:26:00,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:26:00,404 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-10 00:26:00,404 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:26:00,548 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 309 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:26:00,548 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:26:00,548 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:26:00,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 309 transitions. [2024-02-10 00:26:00,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 309 transitions. [2024-02-10 00:26:00,561 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:26:00,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 309 transitions. [2024-02-10 00:26:00,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 309 transitions. [2024-02-10 00:26:00,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-02-10 00:26:00,706 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:26:00,706 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:26:00,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 00:26:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:26:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 119 transitions. [2024-02-10 00:26:00,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 119 transitions. Stem has 5 letters. Loop has 3 letters. [2024-02-10 00:26:00,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:26:00,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 119 transitions. Stem has 8 letters. Loop has 3 letters. [2024-02-10 00:26:00,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:26:00,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 119 transitions. Stem has 5 letters. Loop has 6 letters. [2024-02-10 00:26:00,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:26:00,709 INFO L428 stractBuchiCegarLoop]: Abstraction has has 48 places, 4070 transitions, 26544 flow [2024-02-10 00:26:00,709 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-10 00:26:00,709 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:26:00,709 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 48 places, 4070 transitions, 26544 flow [2024-02-10 00:26:00,837 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 281 states, 251 states have (on average 3.856573705179283) internal successors, (968), 280 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:26:00,837 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 281 states, 251 states have (on average 3.856573705179283) internal successors, (968), 280 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:26:00,853 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-10 00:26:00,853 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-02-10 00:26:00,859 INFO L201 PluginConnector]: Adding new model map-incr-split.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 12:26:00 BoogieIcfgContainer [2024-02-10 00:26:00,860 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 00:26:00,864 INFO L158 Benchmark]: Toolchain (without parser) took 2756.59ms. Allocated memory was 174.1MB in the beginning and 307.2MB in the end (delta: 133.2MB). Free memory was 152.1MB in the beginning and 236.3MB in the end (delta: -84.2MB). Peak memory consumption was 136.4MB. Max. memory is 8.0GB. [2024-02-10 00:26:00,864 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.20ms. Allocated memory is still 174.1MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 00:26:00,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.59ms. Allocated memory is still 174.1MB. Free memory was 152.1MB in the beginning and 150.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-10 00:26:00,866 INFO L158 Benchmark]: Boogie Preprocessor took 33.92ms. Allocated memory is still 174.1MB. Free memory was 150.5MB in the beginning and 149.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-10 00:26:00,866 INFO L158 Benchmark]: RCFGBuilder took 302.51ms. Allocated memory is still 174.1MB. Free memory was 149.4MB in the beginning and 140.0MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-02-10 00:26:00,866 INFO L158 Benchmark]: BuchiAutomizer took 2343.82ms. Allocated memory was 174.1MB in the beginning and 307.2MB in the end (delta: 133.2MB). Free memory was 139.9MB in the beginning and 236.3MB in the end (delta: -96.4MB). Peak memory consumption was 124.8MB. Max. memory is 8.0GB. [2024-02-10 00:26:00,871 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 0.20ms. Allocated memory is still 174.1MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 70.59ms. Allocated memory is still 174.1MB. Free memory was 152.1MB in the beginning and 150.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 33.92ms. Allocated memory is still 174.1MB. Free memory was 150.5MB in the beginning and 149.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 302.51ms. Allocated memory is still 174.1MB. Free memory was 149.4MB in the beginning and 140.0MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 2343.82ms. Allocated memory was 174.1MB in the beginning and 307.2MB in the end (delta: 133.2MB). Free memory was 139.9MB in the beginning and 236.3MB in the end (delta: -96.4MB). Peak memory consumption was 124.8MB. 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 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 5 locations. One deterministic module has affine ranking function 2 * N + -1 * i and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 3 iterations. TraceHistogramMax:0. Analysis of lassos took 1.2s. Construction of modules took 0.1s. Büchi inclusion checks took 0.5s. 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 133 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 131 mSDsluCounter, 169 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 75 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 131 IncrementalHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 94 mSDtfsCounter, 131 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital47 mio100 ax100 hnf100 lsp87 ukn70 mio100 lsp89 div100 bol100 ite100 ukn100 eq138 hnf94 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 108ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-02-10 00:26:00,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...