/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET -i ../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:18:21,480 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:18:21,531 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-10-12 17:18:21,546 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:18:21,546 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:18:21,547 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:18:21,548 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:18:21,548 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:18:21,548 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:18:21,548 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:18:21,549 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:18:21,549 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:18:21,549 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:18:21,549 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:18:21,549 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:18:21,550 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:18:21,550 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:18:21,550 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:18:21,550 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:18:21,551 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:18:21,551 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:18:21,551 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:18:21,551 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:18:21,551 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:18:21,552 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:18:21,552 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:18:21,552 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:18:21,552 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:18:21,553 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:18:21,553 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:18:21,553 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:18:21,553 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:18:21,553 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:18:21,554 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:18:21,554 INFO L137 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2023-10-12 17:18:21,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:18:21,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:18:21,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:18:21,767 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:18:21,767 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:18:21,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl [2023-10-12 17:18:21,769 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl' [2023-10-12 17:18:21,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:18:21,798 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:18:21,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:18:21,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:18:21,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:18:21,808 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,814 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,819 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:18:21,820 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:18:21,821 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:18:21,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:18:21,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:18:21,828 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,828 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,830 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,831 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,834 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,838 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,839 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,839 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 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,844 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:18:21,845 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:18:21,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:18:21,845 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:18:21,846 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:18:21" (1/1) ... [2023-10-12 17:18:21,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:21,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:21,879 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) [2023-10-12 17:18:21,907 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 [2023-10-12 17:18:21,917 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:18:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:18:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:18:21,918 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:18:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:18:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:18:21,919 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:18:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:18:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:18:21,919 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:18:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:18:21,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:18:21,922 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-10-12 17:18:21,959 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:18:21,976 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:18:22,112 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:18:22,117 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:18:22,117 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:18:22,118 INFO L201 PluginConnector]: Adding new model map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:18:22 BoogieIcfgContainer [2023-10-12 17:18:22,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:18:22,119 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:18:22,119 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:18:22,122 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:18:22,122 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:18:22,122 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:18:21" (1/2) ... [2023-10-12 17:18:22,123 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@167008f0 and model type map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:18:22, skipping insertion in model container [2023-10-12 17:18:22,123 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:18:22,123 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 12.10 05:18:22" (2/2) ... [2023-10-12 17:18:22,124 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-aggr-update1-2modifiers.bpl [2023-10-12 17:18:22,186 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-10-12 17:18:22,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 53 places, 50 transitions, 132 flow [2023-10-12 17:18:22,228 INFO L124 PetriNetUnfolderBase]: 6/42 cut-off events. [2023-10-12 17:18:22,228 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-10-12 17:18:22,232 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. [2023-10-12 17:18:22,232 INFO L82 GeneralOperation]: Start removeDead. Operand has 53 places, 50 transitions, 132 flow [2023-10-12 17:18:22,235 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 49 places, 42 transitions, 108 flow [2023-10-12 17:18:22,238 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:18:22,247 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 42 transitions, 108 flow [2023-10-12 17:18:22,249 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 42 transitions, 108 flow [2023-10-12 17:18:22,249 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 49 places, 42 transitions, 108 flow [2023-10-12 17:18:22,256 INFO L124 PetriNetUnfolderBase]: 6/42 cut-off events. [2023-10-12 17:18:22,256 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-10-12 17:18:22,257 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. [2023-10-12 17:18:22,258 INFO L119 LiptonReduction]: Number of co-enabled transitions 828 [2023-10-12 17:18:22,674 INFO L134 LiptonReduction]: Checked pairs total: 688 [2023-10-12 17:18:22,674 INFO L136 LiptonReduction]: Total number of compositions: 21 [2023-10-12 17:18:22,684 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:18:22,684 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:18:22,685 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:18:22,685 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:18:22,685 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:18:22,685 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:18:22,685 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:18:22,685 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2023-10-12 17:18:22,686 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 32 places, 23 transitions, 70 flow [2023-10-12 17:18:22,694 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:18:22,694 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2023-10-12 17:18:22,695 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:18:22,696 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:18:22,698 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:18:22,699 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 32 places, 23 transitions, 70 flow [2023-10-12 17:18:22,701 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:18:22,701 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2023-10-12 17:18:22,701 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:18:22,701 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:18:22,705 INFO L748 eck$LassoCheckResult]: Stem: 57#[$Ultimate##0]true [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 59#[L34]true [127] L34-->$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] 61#[L34-1, $Ultimate##0]true [92] $Ultimate##0-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i] 63#[L53-1, L34-1]true [2023-10-12 17:18:22,705 INFO L750 eck$LassoCheckResult]: Loop: 63#[L53-1, L34-1]true [155] L53-1-->L53-1: Formula: (and (= (store v_A_32 v_thread1Thread1of1ForFork1_i_26 (let ((.cse0 (select v_A_32 v_thread1Thread1of1ForFork1_i_26))) (ite (< .cse0 0) 0 .cse0))) v_A_31) (= (+ v_thread1Thread1of1ForFork1_i_26 1) v_thread1Thread1of1ForFork1_i_25) (< v_thread1Thread1of1ForFork1_i_26 v_N_38)) InVars {A=v_A_32, N=v_N_38, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_26} OutVars{A=v_A_31, N=v_N_38, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_25} AuxVars[] AssignedVars[A, thread1Thread1of1ForFork1_i] 63#[L53-1, L34-1]true [2023-10-12 17:18:22,708 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:22,709 INFO L85 PathProgramCache]: Analyzing trace with hash 117427, now seen corresponding path program 1 times [2023-10-12 17:18:22,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:22,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032166342] [2023-10-12 17:18:22,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:22,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:22,808 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:22,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:22,860 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:22,860 INFO L85 PathProgramCache]: Analyzing trace with hash 186, now seen corresponding path program 1 times [2023-10-12 17:18:22,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:22,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792092997] [2023-10-12 17:18:22,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:22,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:22,873 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:22,884 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:22,886 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:22,886 INFO L85 PathProgramCache]: Analyzing trace with hash 3640392, now seen corresponding path program 1 times [2023-10-12 17:18:22,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:22,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172902060] [2023-10-12 17:18:22,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:22,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:22,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:22,912 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:22,987 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:18:22,988 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:18:22,988 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:18:22,988 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:18:22,988 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:18:22,988 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:22,988 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:18:22,988 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:18:22,988 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:18:22,988 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:18:22,988 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:18:23,000 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:23,006 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:23,062 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:18:23,065 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:18:23,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:23,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:23,105 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) [2023-10-12 17:18:23,137 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 [2023-10-12 17:18:23,138 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 [2023-10-12 17:18:23,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:23,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:23,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:23,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:23,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:23,151 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:23,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:23,173 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 [2023-10-12 17:18:23,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:23,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:23,174 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) [2023-10-12 17:18:23,183 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 [2023-10-12 17:18:23,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:18:23,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:23,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:23,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:23,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:23,193 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:23,193 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:23,210 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:18:23,236 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:18:23,236 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-10-12 17:18:23,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:23,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:23,240 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) [2023-10-12 17:18:23,241 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 [2023-10-12 17:18:23,242 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:18:23,255 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:18:23,255 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:18:23,256 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork1_i, N) = -1*thread1Thread1of1ForFork1_i + 1*N Supporting invariants [] [2023-10-12 17:18:23,261 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 [2023-10-12 17:18:23,264 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:18:23,278 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:23,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:18:23,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:23,298 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:18:23,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:23,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:18:23,328 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:18:23,329 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-10-12 17:18:23,464 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 5 states and 420 transitions. [2023-10-12 17:18:23,465 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:18:23,468 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:18:23,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:18:23,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-10-12 17:18:23,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 209 transitions. [2023-10-12 17:18:23,475 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 3 letters. Loop has 1 letters. [2023-10-12 17:18:23,475 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:23,475 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:18:23,475 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:23,475 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 209 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:18:23,476 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:23,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 42 places, 264 transitions, 1332 flow [2023-10-12 17:18:23,613 INFO L124 PetriNetUnfolderBase]: 1740/2256 cut-off events. [2023-10-12 17:18:23,613 INFO L125 PetriNetUnfolderBase]: For 375/375 co-relation queries the response was YES. [2023-10-12 17:18:23,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-10-12 17:18:23,621 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4928 conditions, 2256 events. 1740/2256 cut-off events. For 375/375 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 7688 event pairs, 271 based on Foata normal form. 0/1390 useless extension candidates. Maximal degree in co-relation 3932. Up to 716 conditions per place. [2023-10-12 17:18:23,621 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 42 places, 264 transitions, 1332 flow [2023-10-12 17:18:23,624 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 42 places, 264 transitions, 1332 flow [2023-10-12 17:18:23,624 INFO L430 stractBuchiCegarLoop]: Abstraction has has 42 places, 264 transitions, 1332 flow [2023-10-12 17:18:23,624 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:18:23,624 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 42 places, 264 transitions, 1332 flow [2023-10-12 17:18:23,629 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:18:23,629 INFO L124 PetriNetUnfolderBase]: 48/74 cut-off events. [2023-10-12 17:18:23,629 INFO L125 PetriNetUnfolderBase]: For 15/15 co-relation queries the response was YES. [2023-10-12 17:18:23,629 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:18:23,630 INFO L748 eck$LassoCheckResult]: Stem: 57#[$Ultimate##0]true [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 59#[L34]true [127] L34-->$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] 61#[L34-1, $Ultimate##0]true [130] L34-1-->$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] 112#[$Ultimate##0, $Ultimate##0, L35]true [92] $Ultimate##0-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i] 114#[$Ultimate##0, L53-1, L35]true [148] $Ultimate##0-->L67-1: Formula: (and (= v_thread2Thread1of1ForFork2_j_35 0) (= v_thread2Thread1of1ForFork2_cnt_23 0)) InVars {} OutVars{thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_35, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_23} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt] 116#[L67-1, L53-1, L35]true [158] L67-1-->L67-1: Formula: (and (let ((.cse0 (= v_thread2Thread1of1ForFork2_j_59 (+ v_thread2Thread1of1ForFork2_j_60 1))) (.cse1 (select v_B_53 v_thread2Thread1of1ForFork2_j_60))) (or (and (= v_thread2Thread1of1ForFork2_cnt_49 v_thread2Thread1of1ForFork2_cnt_50) .cse0 (<= .cse1 0)) (and (= v_thread2Thread1of1ForFork2_cnt_49 (+ v_thread2Thread1of1ForFork2_cnt_50 1)) .cse0 (< 0 .cse1)))) (let ((.cse3 (select v_A_39 v_thread2Thread1of1ForFork2_j_60)) (.cse2 (< v_thread2Thread1of1ForFork2_j_60 v_N_42))) (or (and .cse2 (= v_thread2Thread1of1ForFork2_cnt_51 v_thread2Thread1of1ForFork2_cnt_50) (<= .cse3 0)) (and (< 0 .cse3) .cse2 (= (+ v_thread2Thread1of1ForFork2_cnt_51 1) v_thread2Thread1of1ForFork2_cnt_50))))) InVars {A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_60, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_51, B=v_B_53} OutVars{A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_59, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_49, B=v_B_53} AuxVars[v_thread2Thread1of1ForFork2_cnt_50] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt] 116#[L67-1, L53-1, L35]true [2023-10-12 17:18:23,630 INFO L750 eck$LassoCheckResult]: Loop: 116#[L67-1, L53-1, L35]true [158] L67-1-->L67-1: Formula: (and (let ((.cse0 (= v_thread2Thread1of1ForFork2_j_59 (+ v_thread2Thread1of1ForFork2_j_60 1))) (.cse1 (select v_B_53 v_thread2Thread1of1ForFork2_j_60))) (or (and (= v_thread2Thread1of1ForFork2_cnt_49 v_thread2Thread1of1ForFork2_cnt_50) .cse0 (<= .cse1 0)) (and (= v_thread2Thread1of1ForFork2_cnt_49 (+ v_thread2Thread1of1ForFork2_cnt_50 1)) .cse0 (< 0 .cse1)))) (let ((.cse3 (select v_A_39 v_thread2Thread1of1ForFork2_j_60)) (.cse2 (< v_thread2Thread1of1ForFork2_j_60 v_N_42))) (or (and .cse2 (= v_thread2Thread1of1ForFork2_cnt_51 v_thread2Thread1of1ForFork2_cnt_50) (<= .cse3 0)) (and (< 0 .cse3) .cse2 (= (+ v_thread2Thread1of1ForFork2_cnt_51 1) v_thread2Thread1of1ForFork2_cnt_50))))) InVars {A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_60, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_51, B=v_B_53} OutVars{A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_59, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_49, B=v_B_53} AuxVars[v_thread2Thread1of1ForFork2_cnt_50] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt] 116#[L67-1, L53-1, L35]true [158] L67-1-->L67-1: Formula: (and (let ((.cse0 (= v_thread2Thread1of1ForFork2_j_59 (+ v_thread2Thread1of1ForFork2_j_60 1))) (.cse1 (select v_B_53 v_thread2Thread1of1ForFork2_j_60))) (or (and (= v_thread2Thread1of1ForFork2_cnt_49 v_thread2Thread1of1ForFork2_cnt_50) .cse0 (<= .cse1 0)) (and (= v_thread2Thread1of1ForFork2_cnt_49 (+ v_thread2Thread1of1ForFork2_cnt_50 1)) .cse0 (< 0 .cse1)))) (let ((.cse3 (select v_A_39 v_thread2Thread1of1ForFork2_j_60)) (.cse2 (< v_thread2Thread1of1ForFork2_j_60 v_N_42))) (or (and .cse2 (= v_thread2Thread1of1ForFork2_cnt_51 v_thread2Thread1of1ForFork2_cnt_50) (<= .cse3 0)) (and (< 0 .cse3) .cse2 (= (+ v_thread2Thread1of1ForFork2_cnt_51 1) v_thread2Thread1of1ForFork2_cnt_50))))) InVars {A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_60, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_51, B=v_B_53} OutVars{A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_59, N=v_N_42, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_49, B=v_B_53} AuxVars[v_thread2Thread1of1ForFork2_cnt_50] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt] 116#[L67-1, L53-1, L35]true [2023-10-12 17:18:23,630 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:23,630 INFO L85 PathProgramCache]: Analyzing trace with hash -795474323, now seen corresponding path program 1 times [2023-10-12 17:18:23,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:23,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240717991] [2023-10-12 17:18:23,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:23,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:23,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:23,644 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:23,644 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:23,644 INFO L85 PathProgramCache]: Analyzing trace with hash 6017, now seen corresponding path program 1 times [2023-10-12 17:18:23,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:23,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605416410] [2023-10-12 17:18:23,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:23,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:23,651 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:23,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:23,658 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:23,658 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:23,659 INFO L85 PathProgramCache]: Analyzing trace with hash 53359341, now seen corresponding path program 2 times [2023-10-12 17:18:23,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:23,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543740424] [2023-10-12 17:18:23,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:23,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:23,668 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:23,677 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:24,506 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:18:24,506 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:18:24,506 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:18:24,506 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:18:24,506 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:18:24,506 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:24,506 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:18:24,506 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:18:24,507 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:18:24,507 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:18:24,507 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:18:25,119 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:30,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:30,010 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:30,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:30,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:30,251 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 23 [2023-10-12 17:18:31,846 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:18:31,847 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:18:31,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:31,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:31,848 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) [2023-10-12 17:18:31,865 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 [2023-10-12 17:18:31,866 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 [2023-10-12 17:18:31,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:31,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:31,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:31,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:31,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:31,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:31,896 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:18:31,906 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-10-12 17:18:31,906 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2023-10-12 17:18:31,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:31,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:31,914 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) [2023-10-12 17:18:31,916 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 [2023-10-12 17:18:31,966 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:18:31,987 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:18:31,988 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:18:31,988 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, thread2Thread1of1ForFork2_j) = 1*N - 1*thread2Thread1of1ForFork2_j Supporting invariants [] [2023-10-12 17:18:31,991 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 [2023-10-12 17:18:31,994 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:18:32,005 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:32,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:18:32,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:32,022 WARN L260 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2023-10-12 17:18:32,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:32,044 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2023-10-12 17:18:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:18:32,066 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 [2023-10-12 17:18:32,066 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:18:32,168 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 5 states and 418 transitions. [2023-10-12 17:18:32,168 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:18:32,184 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:18:32,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:18:32,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:18:32,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 207 transitions. [2023-10-12 17:18:32,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 207 transitions. Stem has 6 letters. Loop has 2 letters. [2023-10-12 17:18:32,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:32,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 207 transitions. Stem has 8 letters. Loop has 2 letters. [2023-10-12 17:18:32,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:32,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 207 transitions. Stem has 6 letters. Loop has 4 letters. [2023-10-12 17:18:32,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:32,188 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 52 places, 3024 transitions, 21312 flow [2023-10-12 17:18:32,439 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 [2023-10-12 17:18:32,834 INFO L124 PetriNetUnfolderBase]: 6689/8510 cut-off events. [2023-10-12 17:18:32,834 INFO L125 PetriNetUnfolderBase]: For 1310/1310 co-relation queries the response was YES. [2023-10-12 17:18:32,842 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27084 conditions, 8510 events. 6689/8510 cut-off events. For 1310/1310 co-relation queries the response was YES. Maximal size of possible extension queue 372. Compared 33499 event pairs, 387 based on Foata normal form. 0/4841 useless extension candidates. Maximal degree in co-relation 21149. Up to 2890 conditions per place. [2023-10-12 17:18:32,842 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 52 places, 3024 transitions, 21312 flow [2023-10-12 17:18:32,864 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 52 places, 3024 transitions, 21312 flow [2023-10-12 17:18:32,864 INFO L430 stractBuchiCegarLoop]: Abstraction has has 52 places, 3024 transitions, 21312 flow [2023-10-12 17:18:32,864 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:18:32,864 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 52 places, 3024 transitions, 21312 flow [2023-10-12 17:18:32,879 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:18:32,879 INFO L124 PetriNetUnfolderBase]: 70/114 cut-off events. [2023-10-12 17:18:32,879 INFO L125 PetriNetUnfolderBase]: For 28/28 co-relation queries the response was YES. [2023-10-12 17:18:32,879 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:18:32,879 INFO L748 eck$LassoCheckResult]: Stem: 57#[$Ultimate##0]true [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 59#[L34]true [127] L34-->$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] 61#[L34-1, $Ultimate##0]true [130] L34-1-->$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] 112#[$Ultimate##0, $Ultimate##0, L35]true [92] $Ultimate##0-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i] 114#[$Ultimate##0, L53-1, L35]true [133] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar2_2 3) (= v_thread3Thread1of1ForFork3_thidvar1_2 3) (= v_thread3Thread1of1ForFork3_thidvar0_2 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_2, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_2, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_2, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1, thread3Thread1of1ForFork3_k] 180#[$Ultimate##0, $Ultimate##0, L53-1, L36]true [110] $Ultimate##0-->L85-1: Formula: (= v_thread3Thread1of1ForFork3_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k] 182#[L85-1, $Ultimate##0, L53-1, L36]true [153] L85-1-->L85-1: Formula: (and (= v_thread3Thread1of1ForFork3_k_27 (+ v_thread3Thread1of1ForFork3_k_28 1)) (= (store v_B_44 v_thread3Thread1of1ForFork3_k_28 v_thread3Thread1of1ForFork3_k_28) v_B_43) (< v_thread3Thread1of1ForFork3_k_28 v_N_30)) InVars {N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_28, B=v_B_44} OutVars{N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_27, B=v_B_43} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k, B] 182#[L85-1, $Ultimate##0, L53-1, L36]true [2023-10-12 17:18:32,879 INFO L750 eck$LassoCheckResult]: Loop: 182#[L85-1, $Ultimate##0, L53-1, L36]true [153] L85-1-->L85-1: Formula: (and (= v_thread3Thread1of1ForFork3_k_27 (+ v_thread3Thread1of1ForFork3_k_28 1)) (= (store v_B_44 v_thread3Thread1of1ForFork3_k_28 v_thread3Thread1of1ForFork3_k_28) v_B_43) (< v_thread3Thread1of1ForFork3_k_28 v_N_30)) InVars {N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_28, B=v_B_44} OutVars{N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_27, B=v_B_43} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k, B] 182#[L85-1, $Ultimate##0, L53-1, L36]true [153] L85-1-->L85-1: Formula: (and (= v_thread3Thread1of1ForFork3_k_27 (+ v_thread3Thread1of1ForFork3_k_28 1)) (= (store v_B_44 v_thread3Thread1of1ForFork3_k_28 v_thread3Thread1of1ForFork3_k_28) v_B_43) (< v_thread3Thread1of1ForFork3_k_28 v_N_30)) InVars {N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_28, B=v_B_44} OutVars{N=v_N_30, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_27, B=v_B_43} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k, B] 182#[L85-1, $Ultimate##0, L53-1, L36]true [2023-10-12 17:18:32,880 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:32,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1110084013, now seen corresponding path program 1 times [2023-10-12 17:18:32,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:32,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659285876] [2023-10-12 17:18:32,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:32,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:32,895 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:32,900 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:32,900 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:32,901 INFO L85 PathProgramCache]: Analyzing trace with hash 5857, now seen corresponding path program 1 times [2023-10-12 17:18:32,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:32,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123408656] [2023-10-12 17:18:32,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:32,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:32,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:32,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:32,918 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:32,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1638851981, now seen corresponding path program 2 times [2023-10-12 17:18:32,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:18:32,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055784061] [2023-10-12 17:18:32,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:18:32,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:18:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:32,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:18:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:18:32,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:18:33,017 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:18:33,017 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:18:33,017 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:18:33,017 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:18:33,018 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:18:33,018 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,018 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:18:33,018 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:18:33,018 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:18:33,018 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:18:33,018 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:18:33,020 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,023 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,027 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,029 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,031 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,032 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,035 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:18:33,136 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:18:33,136 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:18:33,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,139 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) [2023-10-12 17:18:33,140 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 [2023-10-12 17:18:33,142 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 [2023-10-12 17:18:33,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:33,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:33,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,160 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 [2023-10-12 17:18:33,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,162 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) [2023-10-12 17:18:33,163 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 [2023-10-12 17:18:33,165 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 [2023-10-12 17:18:33,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:33,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:33,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:33,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,176 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-10-12 17:18:33,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,178 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) [2023-10-12 17:18:33,181 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 [2023-10-12 17:18:33,182 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 [2023-10-12 17:18:33,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:33,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:33,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-10-12 17:18:33,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,226 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) [2023-10-12 17:18:33,228 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 [2023-10-12 17:18:33,231 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 [2023-10-12 17:18:33,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,238 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:33,238 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:33,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,243 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 [2023-10-12 17:18:33,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,245 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) [2023-10-12 17:18:33,247 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 [2023-10-12 17:18:33,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:18:33,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:33,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:33,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,278 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 [2023-10-12 17:18:33,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,279 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) [2023-10-12 17:18:33,281 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 [2023-10-12 17:18:33,283 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 [2023-10-12 17:18:33,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:33,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:33,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,297 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 [2023-10-12 17:18:33,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,298 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) [2023-10-12 17:18:33,299 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 [2023-10-12 17:18:33,301 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 [2023-10-12 17:18:33,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:33,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:33,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:33,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,321 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 [2023-10-12 17:18:33,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,322 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) [2023-10-12 17:18:33,323 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 [2023-10-12 17:18:33,325 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 [2023-10-12 17:18:33,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:33,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:33,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,345 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 [2023-10-12 17:18:33,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,346 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) [2023-10-12 17:18:33,347 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 [2023-10-12 17:18:33,348 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 [2023-10-12 17:18:33,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:33,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:33,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,414 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 [2023-10-12 17:18:33,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,416 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) [2023-10-12 17:18:33,417 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 [2023-10-12 17:18:33,419 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 [2023-10-12 17:18:33,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:18:33,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:18:33,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:18:33,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,427 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 [2023-10-12 17:18:33,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,429 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) [2023-10-12 17:18:33,431 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 [2023-10-12 17:18:33,434 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 [2023-10-12 17:18:33,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,442 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:33,442 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:33,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:18:33,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-10-12 17:18:33,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,489 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) [2023-10-12 17:18:33,492 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 [2023-10-12 17:18:33,492 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 [2023-10-12 17:18:33,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:18:33,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:18:33,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:18:33,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:18:33,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:18:33,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:18:33,508 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:18:33,525 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-10-12 17:18:33,526 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-10-12 17:18:33,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:18:33,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:18:33,527 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) [2023-10-12 17:18:33,529 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 [2023-10-12 17:18:33,530 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:18:33,536 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:18:33,536 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:18:33,536 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork3_k, N) = -1*thread3Thread1of1ForFork3_k + 1*N Supporting invariants [] [2023-10-12 17:18:33,541 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 [2023-10-12 17:18:33,543 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:18:33,552 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:18:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:33,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:18:33,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:18:33,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2023-10-12 17:18:33,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:18:33,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:18:33,579 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 [2023-10-12 17:18:33,579 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. 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) [2023-10-12 17:18:33,741 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. 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 7 states and 557 transitions. [2023-10-12 17:18:33,741 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:18:33,947 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:18:33,947 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 [2023-10-12 17:18:33,948 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) [2023-10-12 17:18:33,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 278 transitions. [2023-10-12 17:18:33,948 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 278 transitions. Stem has 7 letters. Loop has 2 letters. [2023-10-12 17:18:33,949 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:33,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 278 transitions. Stem has 9 letters. Loop has 2 letters. [2023-10-12 17:18:33,949 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:33,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 278 transitions. Stem has 7 letters. Loop has 4 letters. [2023-10-12 17:18:33,949 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:18:33,949 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 66 places, 45792 transitions, 414432 flow [2023-10-12 17:18:34,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-10-12 17:18:59,108 INFO L124 PetriNetUnfolderBase]: 24707/31072 cut-off events. [2023-10-12 17:18:59,108 INFO L125 PetriNetUnfolderBase]: For 4969/4969 co-relation queries the response was YES. [2023-10-12 17:18:59,138 INFO L83 FinitePrefix]: Finished finitePrefix Result has 129579 conditions, 31072 events. 24707/31072 cut-off events. For 4969/4969 co-relation queries the response was YES. Maximal size of possible extension queue 1185. Compared 139990 event pairs, 451 based on Foata normal form. 0/16584 useless extension candidates. Maximal degree in co-relation 97982. Up to 10905 conditions per place. [2023-10-12 17:18:59,138 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 66 places, 45792 transitions, 414432 flow [2023-10-12 17:18:59,541 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 66 places, 45792 transitions, 414432 flow [2023-10-12 17:18:59,541 INFO L430 stractBuchiCegarLoop]: Abstraction has has 66 places, 45792 transitions, 414432 flow [2023-10-12 17:18:59,541 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:18:59,541 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 66 places, 45792 transitions, 414432 flow [2023-10-12 17:19:00,594 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:19:00,594 INFO L124 PetriNetUnfolderBase]: 290/405 cut-off events. [2023-10-12 17:19:00,594 INFO L125 PetriNetUnfolderBase]: For 80/80 co-relation queries the response was YES. [2023-10-12 17:19:00,594 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:19:00,595 INFO L748 eck$LassoCheckResult]: Stem: 57#[$Ultimate##0]true [87] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 59#[L34]true [127] L34-->$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] 61#[L34-1, $Ultimate##0]true [130] L34-1-->$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] 112#[$Ultimate##0, $Ultimate##0, L35]true [92] $Ultimate##0-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i] 114#[$Ultimate##0, L53-1, L35]true [133] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar2_2 3) (= v_thread3Thread1of1ForFork3_thidvar1_2 3) (= v_thread3Thread1of1ForFork3_thidvar0_2 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_2, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_2, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_2, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1, thread3Thread1of1ForFork3_k] 180#[$Ultimate##0, $Ultimate##0, L53-1, L36]true [124] L36-->$Ultimate##0: Formula: (and (= 4 v_thread3Thread1of1ForFork0_thidvar1_2) (= 4 v_thread3Thread1of1ForFork0_thidvar0_2) (= 4 v_thread3Thread1of1ForFork0_thidvar2_2) (= 4 v_thread3Thread1of1ForFork0_thidvar3_2)) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_14, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0] 255#[$Ultimate##0, $Ultimate##0, L53-1, L37, $Ultimate##0]true [116] $Ultimate##0-->L85-1: Formula: (= v_thread3Thread1of1ForFork0_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k] 257#[$Ultimate##0, $Ultimate##0, L53-1, L85-1, L37]true [152] L85-1-->L85-1: Formula: (and (= (store v_B_30 v_thread3Thread1of1ForFork0_k_24 v_thread3Thread1of1ForFork0_k_24) v_B_29) (< v_thread3Thread1of1ForFork0_k_24 v_N_24) (= v_thread3Thread1of1ForFork0_k_23 (+ v_thread3Thread1of1ForFork0_k_24 1))) InVars {N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_24, B=v_B_30} OutVars{N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_23, B=v_B_29} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, B] 257#[$Ultimate##0, $Ultimate##0, L53-1, L85-1, L37]true [2023-10-12 17:19:00,595 INFO L750 eck$LassoCheckResult]: Loop: 257#[$Ultimate##0, $Ultimate##0, L53-1, L85-1, L37]true [152] L85-1-->L85-1: Formula: (and (= (store v_B_30 v_thread3Thread1of1ForFork0_k_24 v_thread3Thread1of1ForFork0_k_24) v_B_29) (< v_thread3Thread1of1ForFork0_k_24 v_N_24) (= v_thread3Thread1of1ForFork0_k_23 (+ v_thread3Thread1of1ForFork0_k_24 1))) InVars {N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_24, B=v_B_30} OutVars{N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_23, B=v_B_29} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, B] 257#[$Ultimate##0, $Ultimate##0, L53-1, L85-1, L37]true [152] L85-1-->L85-1: Formula: (and (= (store v_B_30 v_thread3Thread1of1ForFork0_k_24 v_thread3Thread1of1ForFork0_k_24) v_B_29) (< v_thread3Thread1of1ForFork0_k_24 v_N_24) (= v_thread3Thread1of1ForFork0_k_23 (+ v_thread3Thread1of1ForFork0_k_24 1))) InVars {N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_24, B=v_B_30} OutVars{N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_23, B=v_B_29} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, B] 257#[$Ultimate##0, $Ultimate##0, L53-1, L85-1, L37]true [2023-10-12 17:19:00,595 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:19:00,595 INFO L85 PathProgramCache]: Analyzing trace with hash 52878494, now seen corresponding path program 1 times [2023-10-12 17:19:00,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:19:00,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624851041] [2023-10-12 17:19:00,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:19:00,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:19:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:00,600 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:19:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:00,603 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:19:00,603 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:19:00,603 INFO L85 PathProgramCache]: Analyzing trace with hash 5825, now seen corresponding path program 1 times [2023-10-12 17:19:00,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:19:00,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589593982] [2023-10-12 17:19:00,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:19:00,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:19:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:00,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:19:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:00,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:19:00,609 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:19:00,609 INFO L85 PathProgramCache]: Analyzing trace with hash -723369954, now seen corresponding path program 2 times [2023-10-12 17:19:00,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:19:00,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877747146] [2023-10-12 17:19:00,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:19:00,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:19:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:00,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:19:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:19:00,619 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:19:00,751 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:19:00,751 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:19:00,751 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:19:00,751 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:19:00,751 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:19:00,751 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:00,751 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:19:00,751 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:19:00,751 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration4_Lasso [2023-10-12 17:19:00,751 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:19:00,751 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:19:00,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,780 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,784 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,790 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,792 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,799 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,801 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:19:00,908 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:19:00,908 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:19:00,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:00,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:00,909 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) [2023-10-12 17:19:00,915 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 [2023-10-12 17:19:00,917 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 [2023-10-12 17:19:00,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:00,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:00,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:00,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:00,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:19:00,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:19:00,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:00,930 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 [2023-10-12 17:19:00,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:00,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:00,932 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) [2023-10-12 17:19:00,934 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 [2023-10-12 17:19:00,936 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 [2023-10-12 17:19:00,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:00,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:00,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:00,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:00,943 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:19:00,943 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:19:00,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:00,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-10-12 17:19:00,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:00,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:00,973 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) [2023-10-12 17:19:00,974 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 [2023-10-12 17:19:00,976 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 [2023-10-12 17:19:00,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:00,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:19:00,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:00,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:00,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:00,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:19:00,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:19:00,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:00,995 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 [2023-10-12 17:19:00,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:00,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:00,997 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:19:00,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-10-12 17:19:01,001 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 [2023-10-12 17:19:01,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:01,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:01,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:01,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:01,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:19:01,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:19:01,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:01,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-10-12 17:19:01,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:01,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:01,019 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:19:01,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-10-12 17:19:01,022 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 [2023-10-12 17:19:01,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:01,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:19:01,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:01,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:01,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:01,029 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:19:01,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:19:01,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:19:01,033 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-10-12 17:19:01,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:01,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:01,034 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:19:01,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-10-12 17:19:01,038 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 [2023-10-12 17:19:01,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:19:01,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:19:01,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:19:01,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:19:01,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:19:01,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:19:01,053 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:19:01,077 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-10-12 17:19:01,080 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-10-12 17:19:01,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:19:01,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:19:01,087 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:19:01,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-10-12 17:19:01,090 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:19:01,104 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:19:01,104 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:19:01,104 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork0_k, N) = -1*thread3Thread1of1ForFork0_k + 1*N Supporting invariants [] [2023-10-12 17:19:01,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-10-12 17:19:01,111 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:19:01,125 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:19:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:19:01,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:19:01,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:19:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:19:01,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2023-10-12 17:19:01,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:19:01,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:19:01,159 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 [2023-10-12 17:19:01,159 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:19:01,356 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 7 states and 558 transitions. [2023-10-12 17:19:01,356 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:19:09,312 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:19:09,313 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 [2023-10-12 17:19:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:19:09,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 278 transitions. [2023-10-12 17:19:09,314 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 278 transitions. Stem has 8 letters. Loop has 2 letters. [2023-10-12 17:19:09,314 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:19:09,314 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 278 transitions. Stem has 10 letters. Loop has 2 letters. [2023-10-12 17:19:09,314 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:19:09,314 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 278 transitions. Stem has 8 letters. Loop has 4 letters. [2023-10-12 17:19:09,314 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:19:09,314 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 80 places, 691200 transitions, 7640064 flow [2023-10-12 17:19:13,852 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 Received shutdown request... [2023-10-12 17:22:25,262 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-10-12 17:22:25,329 WARN L144 chiPetriNetCegarLoop]: Unhandled de.uni_freiburg.informatik.ultimate.automata.AutomataOperationCanceledException: Timeout or canceled by user.occured during abstraction size reduction. Continuing with non-reduced net [2023-10-12 17:22:25,329 INFO L430 stractBuchiCegarLoop]: Abstraction has has 80 places, 691200 transitions, 7640064 flow [2023-10-12 17:22:25,329 INFO L337 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-10-12 17:22:25,329 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 80 places, 691200 transitions, 7640064 flow [2023-10-12 17:22:25,565 WARN L343 stractBuchiCegarLoop]: Verification cancelled [2023-10-12 17:22:25,575 INFO L201 PluginConnector]: Adding new model map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:22:25 BoogieIcfgContainer [2023-10-12 17:22:25,575 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:22:25,577 INFO L158 Benchmark]: Toolchain (without parser) took 243778.56ms. Allocated memory was 175.1MB in the beginning and 5.3GB in the end (delta: 5.2GB). Free memory was 123.5MB in the beginning and 1.0GB in the end (delta: -918.5MB). Peak memory consumption was 5.4GB. Max. memory is 8.0GB. [2023-10-12 17:22:25,577 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.24ms. Allocated memory is still 175.1MB. Free memory was 124.8MB in the beginning and 124.6MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:22:25,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.69ms. Allocated memory is still 175.1MB. Free memory was 123.5MB in the beginning and 122.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-10-12 17:22:25,579 INFO L158 Benchmark]: Boogie Preprocessor took 23.19ms. Allocated memory is still 175.1MB. Free memory was 121.9MB in the beginning and 120.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:22:25,580 INFO L158 Benchmark]: RCFGBuilder took 273.77ms. Allocated memory was 175.1MB in the beginning and 244.3MB in the end (delta: 69.2MB). Free memory was 120.9MB in the beginning and 213.5MB in the end (delta: -92.6MB). Peak memory consumption was 15.4MB. Max. memory is 8.0GB. [2023-10-12 17:22:25,580 INFO L158 Benchmark]: BuchiAutomizer took 243456.12ms. Allocated memory was 244.3MB in the beginning and 5.3GB in the end (delta: 5.1GB). Free memory was 213.5MB in the beginning and 1.0GB in the end (delta: -828.6MB). Peak memory consumption was 5.4GB. Max. memory is 8.0GB. [2023-10-12 17:22:25,582 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24ms. Allocated memory is still 175.1MB. Free memory was 124.8MB in the beginning and 124.6MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 21.69ms. Allocated memory is still 175.1MB. Free memory was 123.5MB in the beginning and 122.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.19ms. Allocated memory is still 175.1MB. Free memory was 121.9MB in the beginning and 120.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 273.77ms. Allocated memory was 175.1MB in the beginning and 244.3MB in the end (delta: 69.2MB). Free memory was 120.9MB in the beginning and 213.5MB in the end (delta: -92.6MB). Peak memory consumption was 15.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 243456.12ms. Allocated memory was 244.3MB in the beginning and 5.3GB in the end (delta: 5.1GB). Free memory was 213.5MB in the beginning and 1.0GB in the end (delta: -828.6MB). Peak memory consumption was 5.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (0 trivial, 4 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function N + -1 * j and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 4 locations. One deterministic module has affine ranking function -1 * k + N and consists of 4 locations. The remainder module has 7640064 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 243.3s and 5 iterations. TraceHistogramMax:0. Analysis of lassos took 10.1s. Construction of modules took 0.3s. Büchi inclusion checks took 8.6s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 3/3 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 677 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 673 mSDsluCounter, 588 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 237 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 689 IncrementalHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 351 mSDtfsCounter, 689 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital163 mio100 ax100 hnf100 lsp806 ukn42 mio100 lsp93 div100 bol100 ite100 ukn100 eq156 hnf94 smp100 dnf248 smp77 tf100 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 102ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.4s - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Buchi Automizer is unable to decide termination: Timeout while executing PetriNetUnfolderBuchi. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.4s, 49 PlacesBefore, 32 PlacesAfterwards, 42 TransitionsBefore, 23 TransitionsAfterwards, 828 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 17 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 2 ChoiceCompositions, 21 TotalNumberOfCompositions, 688 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 634, independent: 629, independent conditional: 0, independent unconditional: 629, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 456, independent: 451, independent conditional: 0, independent unconditional: 451, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 456, independent: 446, independent conditional: 0, independent unconditional: 446, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 21, independent: 12, independent conditional: 0, independent unconditional: 12, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 634, independent: 178, independent conditional: 0, independent unconditional: 178, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 456, unknown conditional: 0, unknown unconditional: 456] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 48, Positive conditional cache size: 0, Positive unconditional cache size: 48, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown