/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-aggr-update1-2modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:24:51,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:24:52,056 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 00:24:52,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:24:52,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:24:52,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:24:52,091 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:24:52,092 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:24:52,092 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:24:52,095 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:24:52,096 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:24:52,096 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:24:52,096 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:24:52,097 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:24:52,098 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:24:52,098 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:24:52,098 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:24:52,098 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:24:52,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:24:52,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:24:52,099 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:24:52,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:24:52,099 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:24:52,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:24:52,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:24:52,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:24:52,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:24:52,100 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:24:52,101 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:24:52,101 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:24:52,102 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:24:52,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:24:52,102 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:24:52,102 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:24:52,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:24:52,102 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:24:52,103 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:24:52,103 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:24:52,103 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 00:24:52,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:24:52,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:24:52,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:24:52,566 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-10 00:24:52,577 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-10 00:24:52,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl [2024-02-10 00:24:52,579 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl' [2024-02-10 00:24:52,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:24:52,627 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-10 00:24:52,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:24:52,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:24:52,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:24:52,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,679 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-10 00:24:52,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:24:52,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:24:52,682 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:24:52,682 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:24:52,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,757 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,761 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,763 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:24:52,763 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:24:52,763 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:24:52,763 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:24:52,777 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/1) ... [2024-02-10 00:24:52,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:52,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:52,839 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 00:24:52,875 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 00:24:52,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-02-10 00:24:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 00:24:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 00:24:52,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-02-10 00:24:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 00:24:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 00:24:52,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-02-10 00:24:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-10 00:24:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-10 00:24:52,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-10 00:24:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:24:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:24:52,932 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 00:24:53,005 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:24:53,007 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:24:53,226 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:24:53,232 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:24:53,241 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 00:24:53,244 INFO L201 PluginConnector]: Adding new model map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:24:53 BoogieIcfgContainer [2024-02-10 00:24:53,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:24:53,249 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:24:53,249 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:24:53,259 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:24:53,260 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:24:53,260 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:52" (1/2) ... [2024-02-10 00:24:53,262 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7fadf1ed and model type map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:24:53, skipping insertion in model container [2024-02-10 00:24:53,262 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:24:53,262 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:24:53" (2/2) ... [2024-02-10 00:24:53,264 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-aggr-update1-2modifiers.bpl [2024-02-10 00:24:53,438 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-02-10 00:24:53,479 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 53 places, 50 transitions, 128 flow [2024-02-10 00:24:53,537 INFO L124 PetriNetUnfolderBase]: 6/42 cut-off events. [2024-02-10 00:24:53,538 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-02-10 00:24:53,544 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 42 events. 6/42 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 105 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 39. Up to 2 conditions per place. [2024-02-10 00:24:53,552 INFO L82 GeneralOperation]: Start removeDead. Operand has 53 places, 50 transitions, 128 flow [2024-02-10 00:24:53,560 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 49 places, 42 transitions, 108 flow [2024-02-10 00:24:53,569 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:24:53,569 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:24:53,569 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:24:53,569 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:24:53,569 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:24:53,569 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:24:53,569 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:24:53,570 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:24:53,570 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:24:53,571 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 49 places, 42 transitions, 108 flow [2024-02-10 00:24:53,871 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 2994 states, 2992 states have (on average 4.153074866310161) internal successors, (12426), 2993 states have internal predecessors, (12426), 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 00:24:53,888 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2994 states, 2992 states have (on average 4.153074866310161) internal successors, (12426), 2993 states have internal predecessors, (12426), 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 00:24:54,161 INFO L131 ngComponentsAnalysis]: Automaton has 317 accepting balls. 2781 [2024-02-10 00:24:54,161 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:24:54,162 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:24:54,165 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-10 00:24:54,166 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:24:54,166 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 49 places, 42 transitions, 108 flow [2024-02-10 00:24:54,299 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 2994 states, 2992 states have (on average 4.153074866310161) internal successors, (12426), 2993 states have internal predecessors, (12426), 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 00:24:54,343 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2994 states, 2992 states have (on average 4.153074866310161) internal successors, (12426), 2993 states have internal predecessors, (12426), 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 00:24:54,479 INFO L131 ngComponentsAnalysis]: Automaton has 317 accepting balls. 2781 [2024-02-10 00:24:54,479 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:24:54,479 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:24:54,485 INFO L748 eck$LassoCheckResult]: Stem: Black: 6046#[$Ultimate##0]don't care [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 6049#[L34]don't care [127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 6051#[$Ultimate##0, L34-1]don't care [92] $Ultimate##0-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i] 6053#[L34-1, L53-1]don't care [2024-02-10 00:24:54,486 INFO L750 eck$LassoCheckResult]: Loop: 6053#[L34-1, L53-1]don't care [94] L53-1-->L54: Formula: (< v_thread1Thread1of1ForFork1_i_5 v_N_1) InVars {thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_5, N=v_N_1} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_5, N=v_N_1} AuxVars[] AssignedVars[] 6059#[L54, L34-1]don't care [96] L54-->L55: Formula: (= (store v_A_2 v_thread1Thread1of1ForFork1_i_7 (let ((.cse0 (select v_A_2 v_thread1Thread1of1ForFork1_i_7))) (ite (< .cse0 0) 0 .cse0))) v_A_1) InVars {A=v_A_2, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_7} OutVars{A=v_A_1, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_7} AuxVars[] AssignedVars[A] 6071#[L55, L34-1]don't care [97] L55-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_10 (+ v_thread1Thread1of1ForFork1_i_9 1)) InVars {thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_9} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_10} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i] 6053#[L34-1, L53-1]don't care [2024-02-10 00:24:54,496 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:54,496 INFO L85 PathProgramCache]: Analyzing trace with hash 117427, now seen corresponding path program 1 times [2024-02-10 00:24:54,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:24:54,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110561895] [2024-02-10 00:24:54,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:24:54,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:24:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:54,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:24:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:54,708 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:24:54,714 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:54,714 INFO L85 PathProgramCache]: Analyzing trace with hash 123198, now seen corresponding path program 1 times [2024-02-10 00:24:54,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:24:54,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264527711] [2024-02-10 00:24:54,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:24:54,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:24:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:54,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:24:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:54,763 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:24:54,774 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:54,774 INFO L85 PathProgramCache]: Analyzing trace with hash -796606132, now seen corresponding path program 1 times [2024-02-10 00:24:54,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:24:54,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47291780] [2024-02-10 00:24:54,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:24:54,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:24:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:54,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:24:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:54,825 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:24:55,033 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:24:55,034 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:24:55,034 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:24:55,035 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:24:55,035 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:24:55,035 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:55,035 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:24:55,035 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:24:55,035 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration1_Lasso [2024-02-10 00:24:55,035 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:24:55,035 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:24:55,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:24:55,088 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 00:24:55,228 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:24:55,231 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:24:55,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:55,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:55,255 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 00:24:55,287 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 00:24:55,296 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 00:24:55,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:24:55,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:24:55,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:24:55,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:24:55,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:24:55,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:24:55,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:24:55,347 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 00:24:55,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:55,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:55,364 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 00:24:55,391 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 00:24:55,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:24:55,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:24:55,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:24:55,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:24:55,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:24:55,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:24:55,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:24:55,401 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 00:24:55,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:24:55,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-02-10 00:24:55,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:55,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:55,448 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 00:24:55,480 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 00:24:55,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:24:55,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:24:55,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:24:55,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:24:55,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:24:55,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:24:55,499 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 00:24:55,516 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:24:55,532 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-02-10 00:24:55,532 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-10 00:24:55,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:55,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:55,552 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 00:24:55,565 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:24:55,568 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 00:24:55,590 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:24:55,590 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:24:55,591 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork1_i, N) = -1*thread1Thread1of1ForFork1_i + 1*N Supporting invariants [] [2024-02-10 00:24:55,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-02-10 00:24:55,603 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:24:55,638 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:24:55,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:24:55,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:24:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:24:55,696 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:24:55,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:24:55,724 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 00:24:55,786 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 00:24:55,789 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 00:24:56,131 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 634 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:24:56,140 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:24:56,140 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:24:56,142 INFO L63 sectAllAcceptingtNet]: Starting Intersection with all accepting Petri Net [2024-02-10 00:24:56,219 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 00:24:56,226 INFO L72 sectAllAcceptingtNet]: Exiting Intersection with all accepting Petri Net [2024-02-10 00:24:56,226 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:24:56,242 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 00:24:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 00:24:56,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 244 transitions. [2024-02-10 00:24:56,249 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 244 transitions. Stem has 3 letters. Loop has 3 letters. [2024-02-10 00:24:56,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:24:56,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 244 transitions. Stem has 6 letters. Loop has 3 letters. [2024-02-10 00:24:56,253 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:24:56,253 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 244 transitions. Stem has 3 letters. Loop has 6 letters. [2024-02-10 00:24:56,257 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:24:56,258 INFO L428 stractBuchiCegarLoop]: Abstraction has has 58 places, 530 transitions, 2417 flow [2024-02-10 00:24:56,258 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-10 00:24:56,258 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:24:56,258 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 58 places, 530 transitions, 2417 flow [2024-02-10 00:24:57,051 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 6416 states, 6410 states have (on average 6.240561622464899) internal successors, (40002), 6415 states have internal predecessors, (40002), 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 00:24:57,074 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6416 states, 6410 states have (on average 6.240561622464899) internal successors, (40002), 6415 states have internal predecessors, (40002), 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 00:24:57,228 INFO L131 ngComponentsAnalysis]: Automaton has 370 accepting balls. 2622 [2024-02-10 00:24:57,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:24:57,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:24:57,230 INFO L748 eck$LassoCheckResult]: Stem: Black: 12078#[$Ultimate##0]don't care [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] Black: 12081#[L34]don't care [127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 12089#[$Ultimate##0, L34-1]don't care [130] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt] 12097#[$Ultimate##0, $Ultimate##0, L35]don't care [98] $Ultimate##0-->L66: Formula: (= v_thread2Thread1of1ForFork2_cnt_1 0) InVars {} OutVars{thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_cnt] 12120#[$Ultimate##0, L35, L66]don't care [99] L66-->L67-1: Formula: (= v_thread2Thread1of1ForFork2_j_1 0) InVars {} OutVars{thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_j] 12163#[$Ultimate##0, L67-1, L35]don't care [2024-02-10 00:24:57,230 INFO L750 eck$LassoCheckResult]: Loop: 12163#[$Ultimate##0, L67-1, L35]don't care [101] L67-1-->L68: Formula: (< v_thread2Thread1of1ForFork2_j_5 v_N_4) InVars {N=v_N_4, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_5} OutVars{N=v_N_4, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_5} AuxVars[] AssignedVars[] 12239#[$Ultimate##0, L35, L68]don't care [104] L68-->L68-2: Formula: (<= (select v_A_4 v_thread2Thread1of1ForFork2_j_9) 0) InVars {A=v_A_4, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_9} OutVars{A=v_A_4, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_9} AuxVars[] AssignedVars[] 12406#[$Ultimate##0, L35, L68-2]don't care [107] L68-2-->L71-1: Formula: (<= (select v_B_2 v_thread2Thread1of1ForFork2_j_13) 0) InVars {thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_13, B=v_B_2} OutVars{thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_13, B=v_B_2} AuxVars[] AssignedVars[] 12751#[$Ultimate##0, L35, L71-1]don't care [109] L71-1-->L67-1: Formula: (= v_thread2Thread1of1ForFork2_j_16 (+ v_thread2Thread1of1ForFork2_j_15 1)) InVars {thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_15} OutVars{thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_16} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_j] 12163#[$Ultimate##0, L67-1, L35]don't care [2024-02-10 00:24:57,238 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:57,238 INFO L85 PathProgramCache]: Analyzing trace with hash 112887002, now seen corresponding path program 1 times [2024-02-10 00:24:57,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:24:57,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175178948] [2024-02-10 00:24:57,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:24:57,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:24:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:57,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:24:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:57,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:24:57,279 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:57,279 INFO L85 PathProgramCache]: Analyzing trace with hash 4035782, now seen corresponding path program 1 times [2024-02-10 00:24:57,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:24:57,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144523724] [2024-02-10 00:24:57,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:24:57,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:24:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:57,290 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:24:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:57,297 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:24:57,297 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:57,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1778910495, now seen corresponding path program 1 times [2024-02-10 00:24:57,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:24:57,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57211593] [2024-02-10 00:24:57,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:24:57,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:24:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:57,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:24:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:57,348 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:24:57,441 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:24:57,442 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:24:57,442 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:24:57,442 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:24:57,442 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:24:57,442 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:57,443 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:24:57,443 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:24:57,443 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration2_Lasso [2024-02-10 00:24:57,443 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:24:57,443 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:24:57,444 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 00:24:57,446 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 00:24:57,449 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 00:24:57,452 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 00:24:57,482 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 00:24:57,484 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 00:24:57,565 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:24:57,565 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:24:57,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:57,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:57,580 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 00:24:57,597 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 00:24:57,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:24:57,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:24:57,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:24:57,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:24:57,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:24:57,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:24:57,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:24:57,606 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 00:24:57,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:24:57,656 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 00:24:57,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:57,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:57,676 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 00:24:57,700 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 00:24:57,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:24:57,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:24:57,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:24:57,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:24:57,710 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:24:57,710 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:24:57,732 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 00:24:57,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:24:57,744 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 00:24:57,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:57,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:57,746 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 00:24:57,772 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 00:24:57,777 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 00:24:57,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:24:57,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:24:57,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:24:57,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:24:57,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:24:57,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:24:57,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:24:57,864 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 00:24:57,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:57,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:57,881 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 00:24:57,902 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 00:24:57,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:24:57,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:24:57,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:24:57,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:24:57,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:24:57,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:24:57,936 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 00:24:57,949 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:24:57,956 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-02-10 00:24:57,957 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-10 00:24:57,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:57,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:57,958 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 00:24:57,990 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:24:57,999 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 00:24:58,029 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:24:58,030 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:24:58,030 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork2_j, N) = -1*thread2Thread1of1ForFork2_j + 1*N Supporting invariants [] [2024-02-10 00:24:58,039 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-02-10 00:24:58,040 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:24:58,056 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:24:58,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:24:58,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:24:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:24:58,089 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:24:58,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:24:58,143 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 00:24:58,144 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 00:24:58,144 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:24:58,344 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 634 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:24:58,344 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:24:58,344 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:24:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 634 transitions. [2024-02-10 00:24:58,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 634 transitions. [2024-02-10 00:24:58,369 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:24:58,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 634 transitions. [2024-02-10 00:24:58,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 634 transitions. [2024-02-10 00:24:58,716 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 00:24:58,896 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:24:58,897 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:24:58,912 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 00:24:58,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:24:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 244 transitions. [2024-02-10 00:24:58,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 244 transitions. Stem has 5 letters. Loop has 4 letters. [2024-02-10 00:24:58,914 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:24:58,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 244 transitions. Stem has 9 letters. Loop has 4 letters. [2024-02-10 00:24:58,914 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:24:58,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 244 transitions. Stem has 5 letters. Loop has 8 letters. [2024-02-10 00:24:58,914 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:24:58,915 INFO L428 stractBuchiCegarLoop]: Abstraction has has 71 places, 8711 transitions, 57042 flow [2024-02-10 00:24:58,915 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-10 00:24:58,915 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:24:58,915 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 71 places, 8711 transitions, 57042 flow [2024-02-10 00:25:10,282 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 16397 states, 16367 states have (on average 8.275859962118897) internal successors, (135451), 16396 states have internal predecessors, (135451), 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 00:25:10,363 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16397 states, 16367 states have (on average 8.275859962118897) internal successors, (135451), 16396 states have internal predecessors, (135451), 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 00:25:10,947 INFO L131 ngComponentsAnalysis]: Automaton has 558 accepting balls. 4200 [2024-02-10 00:25:10,948 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:25:10,948 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:25:10,949 INFO L748 eck$LassoCheckResult]: Stem: Black: 28390#[$Ultimate##0]don't care [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] Black: 28399#[L34]don't care [127] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] Black: 28411#[$Ultimate##0, L34-1]don't care [130] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt] Black: 28431#[$Ultimate##0, L35, $Ultimate##0]don't care [133] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar2_2 3) (= v_thread3Thread1of1ForFork3_thidvar1_2 3) (= v_thread3Thread1of1ForFork3_thidvar0_2 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_2, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_2, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_2, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1, thread3Thread1of1ForFork3_k] Black: 28496#[$Ultimate##0, L36, $Ultimate##0, $Ultimate##0]don't care [110] $Ultimate##0-->L85-1: Formula: (= v_thread3Thread1of1ForFork3_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k] 28645#[L85-1, $Ultimate##0, L36, $Ultimate##0]don't care [2024-02-10 00:25:10,949 INFO L750 eck$LassoCheckResult]: Loop: 28645#[L85-1, $Ultimate##0, L36, $Ultimate##0]don't care [112] L85-1-->L86: Formula: (< v_thread3Thread1of1ForFork3_k_5 v_N_5) InVars {thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_5, N=v_N_5} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_5, N=v_N_5} AuxVars[] AssignedVars[] Black: 28892#[L36, $Ultimate##0, L86, $Ultimate##0]don't care [114] L86-->L87: Formula: (= (store v_B_4 v_thread3Thread1of1ForFork3_k_7 v_thread3Thread1of1ForFork3_k_7) v_B_3) InVars {thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 29497#[$Ultimate##0, L36, L87, $Ultimate##0]don't care [115] L87-->L85-1: Formula: (= (+ v_thread3Thread1of1ForFork3_k_9 1) v_thread3Thread1of1ForFork3_k_10) InVars {thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_9} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k] Black: 28638#[L85-1, $Ultimate##0, L36, $Ultimate##0]don't care [112] L85-1-->L86: Formula: (< v_thread3Thread1of1ForFork3_k_5 v_N_5) InVars {thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_5, N=v_N_5} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_5, N=v_N_5} AuxVars[] AssignedVars[] 28897#[L36, $Ultimate##0, L86, $Ultimate##0]don't care [114] L86-->L87: Formula: (= (store v_B_4 v_thread3Thread1of1ForFork3_k_7 v_thread3Thread1of1ForFork3_k_7) v_B_3) InVars {thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_7, B=v_B_3} AuxVars[] AssignedVars[B] Black: 29494#[$Ultimate##0, L36, L87, $Ultimate##0]don't care [115] L87-->L85-1: Formula: (= (+ v_thread3Thread1of1ForFork3_k_9 1) v_thread3Thread1of1ForFork3_k_10) InVars {thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_9} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k] 28645#[L85-1, $Ultimate##0, L36, $Ultimate##0]don't care [2024-02-10 00:25:10,950 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:10,950 INFO L85 PathProgramCache]: Analyzing trace with hash 112888098, now seen corresponding path program 1 times [2024-02-10 00:25:10,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:10,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298996345] [2024-02-10 00:25:10,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:10,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:10,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:10,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:10,969 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:10,969 INFO L85 PathProgramCache]: Analyzing trace with hash -92180063, now seen corresponding path program 1 times [2024-02-10 00:25:10,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:10,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573497499] [2024-02-10 00:25:10,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:10,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:10,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:11,005 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:11,005 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:11,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1793139198, now seen corresponding path program 1 times [2024-02-10 00:25:11,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:11,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294927056] [2024-02-10 00:25:11,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:11,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:11,020 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:11,032 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:11,133 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:25:11,133 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:25:11,133 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:25:11,133 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:25:11,133 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:25:11,133 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,133 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:25:11,133 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:25:11,133 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration3_Lasso [2024-02-10 00:25:11,134 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:25:11,134 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:25:11,141 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 00:25:11,144 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 00:25:11,145 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 00:25:11,148 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 00:25:11,150 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 00:25:11,153 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 00:25:11,165 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 00:25:11,168 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 00:25:11,170 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 00:25:11,173 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 00:25:11,289 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:25:11,289 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:25:11,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:11,291 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 00:25:11,299 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 00:25:11,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:11,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:25:11,308 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 00:25:11,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:11,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:11,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:11,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:25:11,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:25:11,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:11,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:11,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:11,342 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:11,380 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 00:25:11,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-02-10 00:25:11,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:11,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:25:11,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:11,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:11,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:11,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:25:11,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:25:11,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:11,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:11,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:11,442 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:11,488 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 00:25:11,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:11,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:11,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:11,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:11,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:11,498 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:11,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-02-10 00:25:11,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:11,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:11,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:11,539 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:11,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:11,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:11,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:11,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:11,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:11,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:11,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:11,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-02-10 00:25:11,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:11,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:11,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:11,617 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:11,639 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 00:25:11,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:11,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:25:11,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:11,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:11,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:11,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:25:11,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:25:11,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-02-10 00:25:11,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:11,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:11,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:11,708 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:11,736 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 00:25:11,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:11,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:11,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:11,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:11,745 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:11,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:11,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-02-10 00:25:11,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:11,796 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 00:25:11,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:11,817 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:11,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-02-10 00:25:11,850 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 00:25:11,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:11,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:11,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:11,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:11,863 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:11,863 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:11,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:11,900 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:11,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:11,908 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:11,939 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 00:25:11,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-02-10 00:25:11,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:11,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:11,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:11,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:11,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:11,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:11,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:11,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:11,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:11,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:12,008 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:12,028 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 00:25:12,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:12,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:12,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:12,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:12,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:12,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:12,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-02-10 00:25:12,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:12,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:12,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:12,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:12,093 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:12,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-02-10 00:25:12,131 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 00:25:12,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:12,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:25:12,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:12,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:12,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:12,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:25:12,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:25:12,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:12,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:12,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:12,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:12,193 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:12,217 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 00:25:12,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:12,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:12,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:12,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:12,231 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:12,231 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:12,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-02-10 00:25:12,248 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:25:12,288 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-02-10 00:25:12,288 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-10 00:25:12,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:12,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:12,300 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:12,336 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:25:12,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-02-10 00:25:12,365 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:25:12,366 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:25:12,366 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork3_k, N) = -1*thread3Thread1of1ForFork3_k + 1*N Supporting invariants [] [2024-02-10 00:25:12,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:12,412 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-10 00:25:12,656 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:25:12,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:25:12,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:25:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:25:12,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-10 00:25:12,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:25:13,433 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:25:13,434 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-10 00:25:13,434 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 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 00:25:13,658 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 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 8 states and 586 transitions.5 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:25:13,658 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:25:13,658 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:25:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states and 586 transitions. [2024-02-10 00:25:13,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 586 transitions. [2024-02-10 00:25:13,660 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:25:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states and 586 transitions. [2024-02-10 00:25:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 586 transitions. [2024-02-10 00:25:14,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:19,550 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:25:19,550 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:25:19,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 00:25:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 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 00:25:19,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 194 transitions. [2024-02-10 00:25:19,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 194 transitions. Stem has 5 letters. Loop has 6 letters. [2024-02-10 00:25:19,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:19,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 194 transitions. Stem has 11 letters. Loop has 6 letters. [2024-02-10 00:25:19,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:19,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 194 transitions. Stem has 5 letters. Loop has 12 letters. [2024-02-10 00:25:19,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:19,558 INFO L428 stractBuchiCegarLoop]: Abstraction has has 83 places, 134956 transitions, 1151423 flow [2024-02-10 00:25:19,558 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-02-10 00:25:19,558 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:25:19,558 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 83 places, 134956 transitions, 1151423 flow