/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-09 23:50:42,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-09 23:50:42,741 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-09 23:50:42,746 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-09 23:50:42,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-09 23:50:42,747 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-09 23:50:42,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-09 23:50:42,783 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-09 23:50:42,783 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-09 23:50:42,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-09 23:50:42,786 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-09 23:50:42,786 INFO L153 SettingsManager]: * Use SBE=true [2024-02-09 23:50:42,787 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-09 23:50:42,788 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-09 23:50:42,788 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-09 23:50:42,788 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-09 23:50:42,788 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-09 23:50:42,788 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-09 23:50:42,789 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-09 23:50:42,789 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-09 23:50:42,789 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-09 23:50:42,789 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-09 23:50:42,790 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-09 23:50:42,790 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-09 23:50:42,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-09 23:50:42,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-09 23:50:42,790 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-09 23:50:42,791 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-09 23:50:42,791 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-09 23:50:42,791 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-09 23:50:42,792 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-09 23:50:42,792 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-09 23:50:42,792 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-09 23:50:42,792 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-09 23:50:42,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-09 23:50:42,792 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-09 23:50:42,792 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-09 23:50:42,793 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-09 23:50:42,793 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2024-02-09 23:50:43,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-09 23:50:43,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-09 23:50:43,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-09 23:50:43,079 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-09 23:50:43,080 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-09 23:50:43,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update2.bpl [2024-02-09 23:50:43,081 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update2.bpl' [2024-02-09 23:50:43,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-09 23:50:43,125 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-09 23:50:43,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-09 23:50:43,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-09 23:50:43,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-09 23:50:43,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,150 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-09 23:50:43,151 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-09 23:50:43,152 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-09 23:50:43,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-09 23:50:43,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-09 23:50:43,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,215 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,217 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,222 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-09 23:50:43,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-09 23:50:43,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-09 23:50:43,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-09 23:50:43,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/1) ... [2024-02-09 23:50:43,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:43,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:43,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:43,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-09 23:50:43,311 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-02-09 23:50:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-09 23:50:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-09 23:50:43,311 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-02-09 23:50:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-09 23:50:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-09 23:50:43,312 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-02-09 23:50:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-09 23:50:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-09 23:50:43,312 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-09 23:50:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-09 23:50:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-09 23:50:43,313 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-09 23:50:43,351 INFO L236 CfgBuilder]: Building ICFG [2024-02-09 23:50:43,352 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-09 23:50:43,433 INFO L277 CfgBuilder]: Performing block encoding [2024-02-09 23:50:43,453 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-09 23:50:43,453 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-09 23:50:43,455 INFO L201 PluginConnector]: Adding new model map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:50:43 BoogieIcfgContainer [2024-02-09 23:50:43,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-09 23:50:43,456 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-09 23:50:43,456 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-09 23:50:43,460 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-09 23:50:43,460 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:50:43,460 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:43" (1/2) ... [2024-02-09 23:50:43,462 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24159d53 and model type map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 11:50:43, skipping insertion in model container [2024-02-09 23:50:43,462 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:50:43,462 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:50:43" (2/2) ... [2024-02-09 23:50:43,463 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-aggr-update2.bpl [2024-02-09 23:50:43,519 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-09 23:50:43,537 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 39 places, 35 transitions, 91 flow [2024-02-09 23:50:43,565 INFO L124 PetriNetUnfolderBase]: 3/29 cut-off events. [2024-02-09 23:50:43,565 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-09 23:50:43,571 INFO L83 FinitePrefix]: Finished finitePrefix Result has 42 conditions, 29 events. 3/29 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 57 event pairs, 0 based on Foata normal form. 0/25 useless extension candidates. Maximal degree in co-relation 25. Up to 2 conditions per place. [2024-02-09 23:50:43,571 INFO L82 GeneralOperation]: Start removeDead. Operand has 39 places, 35 transitions, 91 flow [2024-02-09 23:50:43,574 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 36 places, 29 transitions, 76 flow [2024-02-09 23:50:43,578 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-09 23:50:43,578 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-09 23:50:43,578 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-09 23:50:43,578 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-09 23:50:43,578 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-09 23:50:43,578 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-09 23:50:43,578 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-09 23:50:43,579 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-09 23:50:43,579 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 36 places, 29 transitions, 76 flow [2024-02-09 23:50:43,583 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:43,583 INFO L124 PetriNetUnfolderBase]: 0/10 cut-off events. [2024-02-09 23:50:43,583 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-02-09 23:50:43,583 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:43,585 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-09 23:50:43,585 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 36 places, 29 transitions, 76 flow [2024-02-09 23:50:43,587 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:43,587 INFO L124 PetriNetUnfolderBase]: 0/10 cut-off events. [2024-02-09 23:50:43,587 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-02-09 23:50:43,588 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:43,591 INFO L748 eck$LassoCheckResult]: Stem: 43#[$Ultimate##0]true [85] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 45#[L34]true [109] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_i] 47#[L34-1, $Ultimate##0]true [88] $Ultimate##0-->L51-1: Formula: (= v_thread1Thread1of1ForFork0_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_i] 49#[L51-1, L34-1]true [2024-02-09 23:50:43,591 INFO L750 eck$LassoCheckResult]: Loop: 49#[L51-1, L34-1]true [90] L51-1-->L52: Formula: (< v_thread1Thread1of1ForFork0_i_5 v_N_1) InVars {thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_5, N=v_N_1} OutVars{thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_5, N=v_N_1} AuxVars[] AssignedVars[] 52#[L52, L34-1]true [92] L52-->L53: Formula: (= v_A_1 (store v_A_2 v_thread1Thread1of1ForFork0_i_7 (let ((.cse0 (select v_A_2 v_thread1Thread1of1ForFork0_i_7))) (ite (< .cse0 0) 0 .cse0)))) InVars {A=v_A_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_7} OutVars{A=v_A_1, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_7} AuxVars[] AssignedVars[A] 54#[L34-1, L53]true [93] L53-->L51-1: Formula: (= v_thread1Thread1of1ForFork0_i_10 (+ v_thread1Thread1of1ForFork0_i_9 1)) InVars {thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_9} OutVars{thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_10} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_i] 49#[L51-1, L34-1]true [2024-02-09 23:50:43,595 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:43,595 INFO L85 PathProgramCache]: Analyzing trace with hash 114943, now seen corresponding path program 1 times [2024-02-09 23:50:43,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:43,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458830820] [2024-02-09 23:50:43,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:43,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:43,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:43,667 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:43,670 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:43,670 INFO L85 PathProgramCache]: Analyzing trace with hash 119226, now seen corresponding path program 1 times [2024-02-09 23:50:43,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:43,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514561732] [2024-02-09 23:50:43,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:43,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:43,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:43,687 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:43,688 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:43,688 INFO L85 PathProgramCache]: Analyzing trace with hash -870610948, now seen corresponding path program 1 times [2024-02-09 23:50:43,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:43,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413766166] [2024-02-09 23:50:43,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:43,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:43,698 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:43,712 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:43,833 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:50:43,833 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:50:43,833 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:50:43,833 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:50:43,833 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:50:43,834 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:43,834 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:50:43,834 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:50:43,834 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update2.bpl_BEv2_Iteration1_Lasso [2024-02-09 23:50:43,834 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:50:43,834 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:50:43,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:43,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:43,918 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:50:43,921 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:50:43,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:43,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:43,925 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:43,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:43,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:43,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:43,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:43,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:43,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:43,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:43,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:43,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-02-09 23:50:43,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:43,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:43,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:43,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:43,950 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:43,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:43,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:43,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:43,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:43,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:43,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:43,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:43,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-02-09 23:50:43,988 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:50:43,999 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-02-09 23:50:43,999 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-09 23:50:44,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:44,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:44,003 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:44,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-02-09 23:50:44,051 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:50:44,061 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-09 23:50:44,061 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:50:44,062 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork0_i, N) = -1*thread1Thread1of1ForFork0_i + 1*N Supporting invariants [] [2024-02-09 23:50:44,070 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:44,073 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:50:44,090 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:44,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:50:44,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:44,117 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:50:44,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:44,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:50:44,188 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-09 23:50:44,191 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:44,295 ERROR L418 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Exception during sending of exit command (exit): Broken pipe [2024-02-09 23:50:44,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:44,378 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 439 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-09 23:50:44,379 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-09 23:50:44,380 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-09 23:50:44,392 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-09 23:50:44,392 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-09 23:50:44,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-09 23:50:44,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 169 transitions. [2024-02-09 23:50:44,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 169 transitions. Stem has 3 letters. Loop has 3 letters. [2024-02-09 23:50:44,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:44,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 169 transitions. Stem has 6 letters. Loop has 3 letters. [2024-02-09 23:50:44,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:44,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 169 transitions. Stem has 3 letters. Loop has 6 letters. [2024-02-09 23:50:44,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:44,411 INFO L428 stractBuchiCegarLoop]: Abstraction has has 54 places, 722 transitions, 3326 flow [2024-02-09 23:50:44,411 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-09 23:50:44,411 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 54 places, 722 transitions, 3326 flow [2024-02-09 23:50:44,595 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:44,596 INFO L124 PetriNetUnfolderBase]: 627/869 cut-off events. [2024-02-09 23:50:44,596 INFO L125 PetriNetUnfolderBase]: For 103/103 co-relation queries the response was YES. [2024-02-09 23:50:44,596 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:44,597 INFO L748 eck$LassoCheckResult]: Stem: 43#[$Ultimate##0]true [85] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 45#[L34]true [109] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_i] 47#[L34-1, $Ultimate##0]true [112] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar1_2) (= 2 v_thread2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_14, thread2Thread1of1ForFork1_pos=v_thread2Thread1of1ForFork1_pos_8, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_j, thread2Thread1of1ForFork1_pos, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 120#[$Ultimate##0, $Ultimate##0, L35]true [115] L35-->$Ultimate##0: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0, thread3Thread1of1ForFork2_k] 122#[$Ultimate##0, $Ultimate##0, L36, $Ultimate##0]true [101] $Ultimate##0-->L85-1: Formula: (= v_thread3Thread1of1ForFork2_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k] 124#[$Ultimate##0, L85-1, $Ultimate##0, L36]true [88] $Ultimate##0-->L51-1: Formula: (= v_thread1Thread1of1ForFork0_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_i] 126#[L51-1, $Ultimate##0, L85-1, L36]true [103] L85-1-->L86: Formula: (< v_thread3Thread1of1ForFork2_k_5 v_N_5) InVars {thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_5, N=v_N_5} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_5, N=v_N_5} AuxVars[] AssignedVars[] 128#[L51-1, L86, $Ultimate##0, L36]true [105] L86-->L87: Formula: (= v_B_3 (store v_B_4 v_thread3Thread1of1ForFork2_k_7 v_thread3Thread1of1ForFork2_k_7)) InVars {thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 130#[L87, L51-1, $Ultimate##0, L36]true [106] L87-->L85-1: Formula: (= v_thread3Thread1of1ForFork2_k_10 (+ v_thread3Thread1of1ForFork2_k_9 1)) InVars {thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_9} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k] 126#[L51-1, $Ultimate##0, L85-1, L36]true [2024-02-09 23:50:44,597 INFO L750 eck$LassoCheckResult]: Loop: 126#[L51-1, $Ultimate##0, L85-1, L36]true [103] L85-1-->L86: Formula: (< v_thread3Thread1of1ForFork2_k_5 v_N_5) InVars {thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_5, N=v_N_5} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_5, N=v_N_5} AuxVars[] AssignedVars[] 128#[L51-1, L86, $Ultimate##0, L36]true [105] L86-->L87: Formula: (= v_B_3 (store v_B_4 v_thread3Thread1of1ForFork2_k_7 v_thread3Thread1of1ForFork2_k_7)) InVars {thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 130#[L87, L51-1, $Ultimate##0, L36]true [106] L87-->L85-1: Formula: (= v_thread3Thread1of1ForFork2_k_10 (+ v_thread3Thread1of1ForFork2_k_9 1)) InVars {thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_9} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k] 126#[L51-1, $Ultimate##0, L85-1, L36]true [103] L85-1-->L86: Formula: (< v_thread3Thread1of1ForFork2_k_5 v_N_5) InVars {thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_5, N=v_N_5} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_5, N=v_N_5} AuxVars[] AssignedVars[] 128#[L51-1, L86, $Ultimate##0, L36]true [105] L86-->L87: Formula: (= v_B_3 (store v_B_4 v_thread3Thread1of1ForFork2_k_7 v_thread3Thread1of1ForFork2_k_7)) InVars {thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 130#[L87, L51-1, $Ultimate##0, L36]true [106] L87-->L85-1: Formula: (= v_thread3Thread1of1ForFork2_k_10 (+ v_thread3Thread1of1ForFork2_k_9 1)) InVars {thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_9} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k] 126#[L51-1, $Ultimate##0, L85-1, L36]true [2024-02-09 23:50:44,597 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:44,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1485994393, now seen corresponding path program 1 times [2024-02-09 23:50:44,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:44,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806438560] [2024-02-09 23:50:44,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:44,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:44,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:44,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:44,617 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:44,617 INFO L85 PathProgramCache]: Analyzing trace with hash -358431167, now seen corresponding path program 1 times [2024-02-09 23:50:44,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:44,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600129885] [2024-02-09 23:50:44,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:44,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:44,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:44,646 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:44,647 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:44,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1214885337, now seen corresponding path program 2 times [2024-02-09 23:50:44,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:44,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270538944] [2024-02-09 23:50:44,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:44,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:44,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:44,665 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:44,800 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:50:44,800 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:50:44,800 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:50:44,800 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:50:44,800 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:50:44,800 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:44,800 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:50:44,800 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:50:44,800 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update2.bpl_BEv2_Iteration2_Lasso [2024-02-09 23:50:44,801 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:50:44,801 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:50:44,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,814 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,818 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,858 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:44,945 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:50:44,946 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:50:44,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:44,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:44,947 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:44,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:44,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:44,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:44,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:44,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:44,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:44,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:44,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-02-09 23:50:44,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:44,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:44,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:44,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:44,981 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:44,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:44,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:44,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:44,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:44,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:44,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:44,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:44,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:44,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-02-09 23:50:45,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:45,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:45,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:45,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:45,030 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:45,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:45,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:45,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:45,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:45,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:45,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:45,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:45,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:45,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-02-09 23:50:45,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:45,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:45,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:45,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:45,063 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:45,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:45,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:45,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:45,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:45,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:45,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:45,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:45,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-02-09 23:50:45,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:45,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:45,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:45,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:45,103 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:45,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:45,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:45,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:45,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:45,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:45,117 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:45,117 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:45,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-02-09 23:50:45,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:45,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:45,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:45,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:45,131 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:45,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-02-09 23:50:45,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:45,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:45,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:45,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:45,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:45,146 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:45,146 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:45,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:45,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:45,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:45,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:45,189 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:45,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:45,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-02-09 23:50:45,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:45,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:45,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:45,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:45,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:45,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:45,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:45,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:45,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:45,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:45,257 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:45,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-02-09 23:50:45,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:45,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:45,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:45,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:45,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:45,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:45,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:45,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:45,302 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:45,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:45,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:45,304 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:45,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:45,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:45,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:45,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:45,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:45,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:45,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:45,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:45,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-02-09 23:50:45,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:45,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:45,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:45,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:45,334 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:45,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:45,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:45,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:45,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:45,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:45,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:45,352 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:45,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-02-09 23:50:45,367 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:50:45,390 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-02-09 23:50:45,390 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-09 23:50:45,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:45,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:45,392 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:45,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-02-09 23:50:45,431 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:50:45,440 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-09 23:50:45,440 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:50:45,441 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork2_k, N) = -1*thread3Thread1of1ForFork2_k + 1*N Supporting invariants [] [2024-02-09 23:50:45,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-02-09 23:50:45,463 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-09 23:50:45,477 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:45,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:50:45,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:45,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:50:45,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:45,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:50:45,545 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-09 23:50:45,545 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:45,635 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 8 states and 406 transitions.5 powerset states3 rank states. The highest rank that occured is 1 [2024-02-09 23:50:45,635 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-09 23:50:45,635 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-09 23:50:45,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:45,780 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-09 23:50:45,780 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-09 23:50:45,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-09 23:50:45,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:45,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 134 transitions. [2024-02-09 23:50:45,783 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 9 letters. Loop has 6 letters. [2024-02-09 23:50:45,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:45,784 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 15 letters. Loop has 6 letters. [2024-02-09 23:50:45,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:45,784 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 9 letters. Loop has 12 letters. [2024-02-09 23:50:45,784 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:45,784 INFO L428 stractBuchiCegarLoop]: Abstraction has has 70 places, 16600 transitions, 109332 flow [2024-02-09 23:50:45,784 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-09 23:50:45,785 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 70 places, 16600 transitions, 109332 flow [2024-02-09 23:50:46,284 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:46,284 INFO L124 PetriNetUnfolderBase]: 1707/2144 cut-off events. [2024-02-09 23:50:46,284 INFO L125 PetriNetUnfolderBase]: For 176/176 co-relation queries the response was YES. [2024-02-09 23:50:46,284 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:46,285 INFO L748 eck$LassoCheckResult]: Stem: 43#[$Ultimate##0]true [85] $Ultimate##0-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 45#[L34]true [109] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_i] 47#[L34-1, $Ultimate##0]true [112] L34-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar1_2) (= 2 v_thread2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_14, thread2Thread1of1ForFork1_pos=v_thread2Thread1of1ForFork1_pos_8, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_j, thread2Thread1of1ForFork1_pos, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 120#[$Ultimate##0, $Ultimate##0, L35]true [94] $Ultimate##0-->L64: Formula: (= (+ v_thread2Thread1of1ForFork1_pos_1 1) 0) InVars {} OutVars{thread2Thread1of1ForFork1_pos=v_thread2Thread1of1ForFork1_pos_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_pos] 226#[$Ultimate##0, L64, L35]true [95] L64-->L65-1: Formula: (= v_thread2Thread1of1ForFork1_j_1 0) InVars {} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_j] 228#[$Ultimate##0, L65-1, L35]true [97] L65-1-->L66: Formula: (< v_thread2Thread1of1ForFork1_j_5 v_N_4) InVars {thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_5, N=v_N_4} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_5, N=v_N_4} AuxVars[] AssignedVars[] 230#[$Ultimate##0, L66, L35]true [99] L66-->L70-1: Formula: (and (let ((.cse0 (select v_A_9 v_thread2Thread1of1ForFork1_j_7))) (or (and (= v_thread2_pos_16 v_thread2Thread1of1ForFork1_j_7) (< 0 .cse0)) (and (<= .cse0 0) (= v_thread2_pos_16 v_thread2Thread1of1ForFork1_pos_3)))) (let ((.cse1 (select v_B_7 v_thread2Thread1of1ForFork1_j_7))) (or (and (<= .cse1 0) (= v_thread2_pos_16 v_thread2Thread1of1ForFork1_pos_4)) (and (< 0 .cse1) (= v_thread2Thread1of1ForFork1_pos_4 v_thread2Thread1of1ForFork1_j_7))))) InVars {A=v_A_9, thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_7, thread2Thread1of1ForFork1_pos=v_thread2Thread1of1ForFork1_pos_3, B=v_B_7} OutVars{A=v_A_9, thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_7, thread2Thread1of1ForFork1_pos=v_thread2Thread1of1ForFork1_pos_4, B=v_B_7} AuxVars[v_thread2_pos_16] AssignedVars[thread2Thread1of1ForFork1_pos] 232#[$Ultimate##0, L70-1, L35]true [100] L70-1-->L65-1: Formula: (= v_thread2Thread1of1ForFork1_j_10 (+ v_thread2Thread1of1ForFork1_j_9 1)) InVars {thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_9} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_10} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_j] 228#[$Ultimate##0, L65-1, L35]true [2024-02-09 23:50:46,285 INFO L750 eck$LassoCheckResult]: Loop: 228#[$Ultimate##0, L65-1, L35]true [97] L65-1-->L66: Formula: (< v_thread2Thread1of1ForFork1_j_5 v_N_4) InVars {thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_5, N=v_N_4} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_5, N=v_N_4} AuxVars[] AssignedVars[] 230#[$Ultimate##0, L66, L35]true [99] L66-->L70-1: Formula: (and (let ((.cse0 (select v_A_9 v_thread2Thread1of1ForFork1_j_7))) (or (and (= v_thread2_pos_16 v_thread2Thread1of1ForFork1_j_7) (< 0 .cse0)) (and (<= .cse0 0) (= v_thread2_pos_16 v_thread2Thread1of1ForFork1_pos_3)))) (let ((.cse1 (select v_B_7 v_thread2Thread1of1ForFork1_j_7))) (or (and (<= .cse1 0) (= v_thread2_pos_16 v_thread2Thread1of1ForFork1_pos_4)) (and (< 0 .cse1) (= v_thread2Thread1of1ForFork1_pos_4 v_thread2Thread1of1ForFork1_j_7))))) InVars {A=v_A_9, thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_7, thread2Thread1of1ForFork1_pos=v_thread2Thread1of1ForFork1_pos_3, B=v_B_7} OutVars{A=v_A_9, thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_7, thread2Thread1of1ForFork1_pos=v_thread2Thread1of1ForFork1_pos_4, B=v_B_7} AuxVars[v_thread2_pos_16] AssignedVars[thread2Thread1of1ForFork1_pos] 232#[$Ultimate##0, L70-1, L35]true [100] L70-1-->L65-1: Formula: (= v_thread2Thread1of1ForFork1_j_10 (+ v_thread2Thread1of1ForFork1_j_9 1)) InVars {thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_9} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_10} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_j] 228#[$Ultimate##0, L65-1, L35]true [97] L65-1-->L66: Formula: (< v_thread2Thread1of1ForFork1_j_5 v_N_4) InVars {thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_5, N=v_N_4} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_5, N=v_N_4} AuxVars[] AssignedVars[] 230#[$Ultimate##0, L66, L35]true [99] L66-->L70-1: Formula: (and (let ((.cse0 (select v_A_9 v_thread2Thread1of1ForFork1_j_7))) (or (and (= v_thread2_pos_16 v_thread2Thread1of1ForFork1_j_7) (< 0 .cse0)) (and (<= .cse0 0) (= v_thread2_pos_16 v_thread2Thread1of1ForFork1_pos_3)))) (let ((.cse1 (select v_B_7 v_thread2Thread1of1ForFork1_j_7))) (or (and (<= .cse1 0) (= v_thread2_pos_16 v_thread2Thread1of1ForFork1_pos_4)) (and (< 0 .cse1) (= v_thread2Thread1of1ForFork1_pos_4 v_thread2Thread1of1ForFork1_j_7))))) InVars {A=v_A_9, thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_7, thread2Thread1of1ForFork1_pos=v_thread2Thread1of1ForFork1_pos_3, B=v_B_7} OutVars{A=v_A_9, thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_7, thread2Thread1of1ForFork1_pos=v_thread2Thread1of1ForFork1_pos_4, B=v_B_7} AuxVars[v_thread2_pos_16] AssignedVars[thread2Thread1of1ForFork1_pos] 232#[$Ultimate##0, L70-1, L35]true [100] L70-1-->L65-1: Formula: (= v_thread2Thread1of1ForFork1_j_10 (+ v_thread2Thread1of1ForFork1_j_9 1)) InVars {thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_9} OutVars{thread2Thread1of1ForFork1_j=v_thread2Thread1of1ForFork1_j_10} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_j] 228#[$Ultimate##0, L65-1, L35]true [2024-02-09 23:50:46,285 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:46,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1552391786, now seen corresponding path program 1 times [2024-02-09 23:50:46,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:46,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896844150] [2024-02-09 23:50:46,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:46,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:46,309 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:46,330 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:46,331 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:46,331 INFO L85 PathProgramCache]: Analyzing trace with hash -535931903, now seen corresponding path program 1 times [2024-02-09 23:50:46,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:46,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009372626] [2024-02-09 23:50:46,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:46,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:46,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:46,365 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:46,366 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:46,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1180024746, now seen corresponding path program 2 times [2024-02-09 23:50:46,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:46,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603115062] [2024-02-09 23:50:46,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:46,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:46,374 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:46,396 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:46,792 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:50:46,792 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:50:46,796 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:50:46,796 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:50:46,796 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:50:46,796 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:46,796 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:50:46,796 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:50:46,796 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update2.bpl_BEv2_Iteration3_Lasso [2024-02-09 23:50:46,796 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:50:46,797 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:50:46,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:46,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:46,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:47,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:47,032 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:47,116 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2024-02-09 23:50:47,388 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:50:47,388 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:50:47,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:47,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:47,404 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:47,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-02-09 23:50:47,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:47,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:47,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:47,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:47,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:47,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:47,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:47,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:47,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:47,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:47,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:47,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:47,437 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:47,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:47,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:47,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:47,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:47,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:47,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:47,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:47,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-02-09 23:50:47,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:47,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:47,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:47,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:47,480 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:47,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:47,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:47,492 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2024-02-09 23:50:47,492 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2024-02-09 23:50:47,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:47,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-02-09 23:50:47,574 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2024-02-09 23:50:47,574 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2024-02-09 23:50:47,783 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:50:47,905 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2024-02-09 23:50:47,905 INFO L444 ModelExtractionUtils]: 105 out of 122 variables were initially zero. Simplification set additionally 14 variables to zero. [2024-02-09 23:50:47,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:47,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:47,906 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:47,911 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:50:47,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-02-09 23:50:47,934 INFO L438 nArgumentSynthesizer]: Removed 10 redundant supporting invariants from a total of 10. [2024-02-09 23:50:47,935 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:50:47,935 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork1_j, N) = -1*thread2Thread1of1ForFork1_j + 1*N Supporting invariants [] [2024-02-09 23:50:47,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:47,946 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-09 23:50:47,955 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:47,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:50:47,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:47,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:50:47,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:48,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:50:48,002 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-09 23:50:48,002 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:48,077 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 8 states and 406 transitions.5 powerset states3 rank states. The highest rank that occured is 1 [2024-02-09 23:50:48,078 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-09 23:50:48,078 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-09 23:50:48,251 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 [2024-02-09 23:50:51,177 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-09 23:50:51,178 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-09 23:50:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-09 23:50:51,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:51,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 134 transitions. [2024-02-09 23:50:51,179 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 8 letters. Loop has 6 letters. [2024-02-09 23:50:51,179 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:51,179 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 14 letters. Loop has 6 letters. [2024-02-09 23:50:51,181 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:51,181 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 8 letters. Loop has 12 letters. [2024-02-09 23:50:51,181 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:51,181 INFO L428 stractBuchiCegarLoop]: Abstraction has has 86 places, 380928 transitions, 3262272 flow [2024-02-09 23:50:51,181 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-02-09 23:50:51,181 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 86 places, 380928 transitions, 3262272 flow Received shutdown request... [2024-02-09 23:54:54,922 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-02-09 23:54:54,964 WARN L341 stractBuchiCegarLoop]: Verification cancelled [2024-02-09 23:54:54,969 INFO L201 PluginConnector]: Adding new model map-aggr-update2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.02 11:54:54 BoogieIcfgContainer [2024-02-09 23:54:54,969 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-09 23:54:54,970 INFO L158 Benchmark]: Toolchain (without parser) took 251844.35ms. Allocated memory was 177.2MB in the beginning and 7.1GB in the end (delta: 6.9GB). Free memory was 114.8MB in the beginning and 4.1GB in the end (delta: -4.0GB). Peak memory consumption was 6.4GB. Max. memory is 8.0GB. [2024-02-09 23:54:54,970 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.13ms. Allocated memory is still 177.2MB. Free memory is still 115.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-09 23:54:54,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.51ms. Allocated memory is still 177.2MB. Free memory was 114.8MB in the beginning and 113.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-09 23:54:54,971 INFO L158 Benchmark]: Boogie Preprocessor took 69.52ms. Allocated memory is still 177.2MB. Free memory was 113.2MB in the beginning and 149.0MB in the end (delta: -35.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2024-02-09 23:54:54,971 INFO L158 Benchmark]: RCFGBuilder took 232.90ms. Allocated memory is still 177.2MB. Free memory was 149.0MB in the beginning and 138.0MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-02-09 23:54:54,972 INFO L158 Benchmark]: BuchiAutomizer took 251512.94ms. Allocated memory was 177.2MB in the beginning and 7.1GB in the end (delta: 6.9GB). Free memory was 137.8MB in the beginning and 4.1GB in the end (delta: -4.0GB). Peak memory consumption was 6.4GB. Max. memory is 8.0GB. [2024-02-09 23:54:54,973 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 0.13ms. Allocated memory is still 177.2MB. Free memory is still 115.9MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.51ms. Allocated memory is still 177.2MB. Free memory was 114.8MB in the beginning and 113.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 69.52ms. Allocated memory is still 177.2MB. Free memory was 113.2MB in the beginning and 149.0MB in the end (delta: -35.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 232.90ms. Allocated memory is still 177.2MB. Free memory was 149.0MB in the beginning and 138.0MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * BuchiAutomizer took 251512.94ms. Allocated memory was 177.2MB in the beginning and 7.1GB in the end (delta: 6.9GB). Free memory was 137.8MB in the beginning and 4.1GB in the end (delta: -4.0GB). Peak memory consumption was 6.4GB. 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 3 terminating modules (0 trivial, 3 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * i + N and consists of 5 locations. One deterministic module has affine ranking function -1 * k + N and consists of 4 locations. One deterministic module has affine ranking function N + -1 * j and consists of 4 locations. The remainder module has 3262272 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 251.4s and 4 iterations. TraceHistogramMax:0. Analysis of lassos took 3.0s. Construction of modules took 0.1s. Büchi inclusion checks took 3.7s. Highest rank in rank-based complementation 1. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 6/6 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 293 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 290 mSDsluCounter, 365 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 165 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 271 IncrementalHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 200 mSDtfsCounter, 271 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital102 mio100 ax100 hnf100 lsp271 ukn39 mio100 lsp96 div100 bol100 ite100 ukn100 eq156 hnf94 smp100 dnf177 smp80 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 455ms VariablesStem: 8 VariablesLoop: 9 DisjunctsStem: 3 DisjunctsLoop: 5 SupportingInvariants: 10 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Buchi Automizer is unable to decide termination: Timeout while executing PetriNetUnfolderBuchi. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown