/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-comp.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-09 23:50:46,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-09 23:50:46,672 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 23:50:46,676 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-09 23:50:46,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-09 23:50:46,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-09 23:50:46,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-09 23:50:46,727 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-09 23:50:46,728 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-09 23:50:46,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-09 23:50:46,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-09 23:50:46,731 INFO L153 SettingsManager]: * Use SBE=true [2024-02-09 23:50:46,732 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-09 23:50:46,733 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-09 23:50:46,733 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-09 23:50:46,733 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-09 23:50:46,733 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-09 23:50:46,733 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-09 23:50:46,734 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-09 23:50:46,734 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-09 23:50:46,734 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-09 23:50:46,734 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-09 23:50:46,735 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-09 23:50:46,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-09 23:50:46,735 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-09 23:50:46,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-09 23:50:46,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-09 23:50:46,736 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-09 23:50:46,736 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-09 23:50:46,736 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-09 23:50:46,737 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-09 23:50:46,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-09 23:50:46,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-09 23:50:46,737 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-09 23:50:46,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-09 23:50:46,738 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-09 23:50:46,738 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-09 23:50:46,738 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-09 23:50:46,739 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2024-02-09 23:50:47,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-09 23:50:47,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-09 23:50:47,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-09 23:50:47,047 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-09 23:50:47,048 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-09 23:50:47,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-comp.bpl [2024-02-09 23:50:47,049 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-comp.bpl' [2024-02-09 23:50:47,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-09 23:50:47,077 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-09 23:50:47,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-09 23:50:47,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-09 23:50:47,078 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-09 23:50:47,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,121 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-09 23:50:47,122 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-09 23:50:47,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-09 23:50:47,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-09 23:50:47,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-09 23:50:47,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,149 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,151 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-09 23:50:47,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-09 23:50:47,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-09 23:50:47,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-09 23:50:47,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/1) ... [2024-02-09 23:50:47,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:47,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:47,197 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 23:50:47,232 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 23:50:47,245 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-02-09 23:50:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-09 23:50:47,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-09 23:50:47,246 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-02-09 23:50:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-09 23:50:47,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-09 23:50:47,247 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-02-09 23:50:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-09 23:50:47,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-09 23:50:47,247 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-09 23:50:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-09 23:50:47,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-09 23:50:47,248 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 23:50:47,293 INFO L236 CfgBuilder]: Building ICFG [2024-02-09 23:50:47,294 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-09 23:50:47,385 INFO L277 CfgBuilder]: Performing block encoding [2024-02-09 23:50:47,390 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-09 23:50:47,391 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-09 23:50:47,392 INFO L201 PluginConnector]: Adding new model map-comp.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:50:47 BoogieIcfgContainer [2024-02-09 23:50:47,392 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-09 23:50:47,393 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-09 23:50:47,393 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-09 23:50:47,405 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-09 23:50:47,406 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:50:47,406 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-comp.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:47" (1/2) ... [2024-02-09 23:50:47,413 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62c9bdca and model type map-comp.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 11:50:47, skipping insertion in model container [2024-02-09 23:50:47,413 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:50:47,413 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-comp.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:50:47" (2/2) ... [2024-02-09 23:50:47,415 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-comp.bpl [2024-02-09 23:50:47,472 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-09 23:50:47,491 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 39 places, 35 transitions, 91 flow [2024-02-09 23:50:47,509 INFO L124 PetriNetUnfolderBase]: 3/29 cut-off events. [2024-02-09 23:50:47,509 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-09 23:50:47,513 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 56 event pairs, 0 based on Foata normal form. 0/25 useless extension candidates. Maximal degree in co-relation 24. Up to 2 conditions per place. [2024-02-09 23:50:47,513 INFO L82 GeneralOperation]: Start removeDead. Operand has 39 places, 35 transitions, 91 flow [2024-02-09 23:50:47,516 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 36 places, 29 transitions, 76 flow [2024-02-09 23:50:47,524 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-09 23:50:47,524 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-09 23:50:47,524 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-09 23:50:47,525 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-09 23:50:47,525 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-09 23:50:47,525 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-09 23:50:47,525 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-09 23:50:47,525 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-09 23:50:47,525 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 36 places, 29 transitions, 76 flow [2024-02-09 23:50:47,531 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:47,531 INFO L124 PetriNetUnfolderBase]: 0/11 cut-off events. [2024-02-09 23:50:47,531 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-02-09 23:50:47,531 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:47,534 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-09 23:50:47,534 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 36 places, 29 transitions, 76 flow [2024-02-09 23:50:47,536 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:47,537 INFO L124 PetriNetUnfolderBase]: 0/11 cut-off events. [2024-02-09 23:50:47,537 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-02-09 23:50:47,537 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:47,541 INFO L748 eck$LassoCheckResult]: Stem: 43#[$Ultimate##0]true [65] $Ultimate##0-->L16: Formula: (and (< v_k_3 v_N_7) (<= 0 v_k_3)) InVars {k=v_k_3, N=v_N_7} OutVars{k=v_k_3, N=v_N_7} AuxVars[] AssignedVars[] 45#[L16]true [41] L16-->L18: Formula: (= v_B_5 v_A_7) InVars {A=v_A_7} OutVars{A=v_A_7, B=v_B_5} AuxVars[] AssignedVars[B] 47#[L18]true [90] L18-->$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] 49#[L18-1, $Ultimate##0]true [70] $Ultimate##0-->L34-1: Formula: (= v_thread1Thread1of1ForFork0_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_i] 51#[L34-1, L18-1]true [2024-02-09 23:50:47,541 INFO L750 eck$LassoCheckResult]: Loop: 51#[L34-1, L18-1]true [72] L34-1-->L35: 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[] 54#[L18-1, L35]true [74] L35-->L36: Formula: (= v_A_1 (store v_A_2 v_thread1Thread1of1ForFork0_i_7 (+ (select v_A_2 v_thread1Thread1of1ForFork0_i_7) 1))) InVars {A=v_A_2, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_7} OutVars{A=v_A_1, thread1Thread1of1ForFork0_i=v_thread1Thread1of1ForFork0_i_7} AuxVars[] AssignedVars[A] 56#[L18-1, L36]true [75] L36-->L34-1: 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] 51#[L34-1, L18-1]true [2024-02-09 23:50:47,545 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:47,545 INFO L85 PathProgramCache]: Analyzing trace with hash 2902197, now seen corresponding path program 1 times [2024-02-09 23:50:47,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:47,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724456806] [2024-02-09 23:50:47,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:47,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:47,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:47,627 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:47,636 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:47,636 INFO L85 PathProgramCache]: Analyzing trace with hash 101352, now seen corresponding path program 1 times [2024-02-09 23:50:47,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:47,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179293683] [2024-02-09 23:50:47,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:47,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:47,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:47,648 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:47,649 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:47,650 INFO L85 PathProgramCache]: Analyzing trace with hash 560076468, now seen corresponding path program 1 times [2024-02-09 23:50:47,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:47,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099160941] [2024-02-09 23:50:47,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:47,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:47,662 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:47,668 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:47,778 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:50:47,778 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:50:47,779 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:50:47,779 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:50:47,779 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:50:47,779 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:47,779 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:50:47,779 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:50:47,779 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-comp.bpl_BEv2_Iteration1_Lasso [2024-02-09 23:50:47,779 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:50:47,779 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:50:47,793 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 23:50:47,819 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 23:50:47,875 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:50:47,878 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:50:47,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:47,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:47,882 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 23:50:47,886 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 23:50:47,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:47,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:47,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:47,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:47,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:47,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:47,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:47,901 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 23:50:47,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:47,927 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 23:50:47,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:47,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:47,931 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 23:50:47,951 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 23:50:47,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:47,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:47,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:47,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:47,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:47,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:47,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:47,962 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 23:50:47,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:47,976 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 23:50:47,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:47,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:47,979 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 23:50:47,984 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 23:50:47,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:47,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:47,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:47,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:48,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:48,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:48,015 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 23:50:48,028 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:50:48,048 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-02-09 23:50:48,048 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-02-09 23:50:48,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:48,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:48,052 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 23:50:48,056 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:50:48,064 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 23:50:48,074 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-09 23:50:48,075 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:50:48,075 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork0_i, N) = -1*thread1Thread1of1ForFork0_i + 1*N Supporting invariants [] [2024-02-09 23:50:48,081 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 23:50:48,084 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:50:48,110 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:48,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:50:48,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:48,141 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:50:48,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:48,168 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 23:50:48,203 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 23:50:48,206 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:48,312 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 23:50:48,381 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 439 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-09 23:50:48,382 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-09 23:50:48,382 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-09 23:50:48,393 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-09 23:50:48,393 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-09 23:50:48,395 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 23:50:48,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 169 transitions. [2024-02-09 23:50:48,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 169 transitions. Stem has 4 letters. Loop has 3 letters. [2024-02-09 23:50:48,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:48,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 169 transitions. Stem has 7 letters. Loop has 3 letters. [2024-02-09 23:50:48,409 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:48,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 169 transitions. Stem has 4 letters. Loop has 6 letters. [2024-02-09 23:50:48,409 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:48,410 INFO L428 stractBuchiCegarLoop]: Abstraction has has 54 places, 722 transitions, 3326 flow [2024-02-09 23:50:48,412 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-09 23:50:48,412 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 54 places, 722 transitions, 3326 flow [2024-02-09 23:50:48,504 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:48,504 INFO L124 PetriNetUnfolderBase]: 242/350 cut-off events. [2024-02-09 23:50:48,504 INFO L125 PetriNetUnfolderBase]: For 53/53 co-relation queries the response was YES. [2024-02-09 23:50:48,504 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:48,505 INFO L748 eck$LassoCheckResult]: Stem: 43#[$Ultimate##0]true [65] $Ultimate##0-->L16: Formula: (and (< v_k_3 v_N_7) (<= 0 v_k_3)) InVars {k=v_k_3, N=v_N_7} OutVars{k=v_k_3, N=v_N_7} AuxVars[] AssignedVars[] 45#[L16]true [41] L16-->L18: Formula: (= v_B_5 v_A_7) InVars {A=v_A_7} OutVars{A=v_A_7, B=v_B_5} AuxVars[] AssignedVars[B] 47#[L18]true [90] L18-->$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] 49#[L18-1, $Ultimate##0]true [93] L18-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar1_2) (= 2 v_thread2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_14, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_i, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 127#[$Ultimate##0, $Ultimate##0, L19]true [76] $Ultimate##0-->L46-1: Formula: (= v_thread2Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_i] 129#[$Ultimate##0, L19, L46-1]true [78] L46-1-->L47: Formula: (< v_thread2Thread1of1ForFork1_i_5 v_N_4) InVars {thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_5, N=v_N_4} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_5, N=v_N_4} AuxVars[] AssignedVars[] 131#[$Ultimate##0, L47, L19]true [80] L47-->L48: Formula: (= (store v_A_4 v_thread2Thread1of1ForFork1_i_7 (+ 2 (select v_A_4 v_thread2Thread1of1ForFork1_i_7))) v_A_3) InVars {A=v_A_4, thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_7} OutVars{A=v_A_3, thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_7} AuxVars[] AssignedVars[A] 133#[$Ultimate##0, L48, L19]true [81] L48-->L46-1: Formula: (= (+ v_thread2Thread1of1ForFork1_i_9 1) v_thread2Thread1of1ForFork1_i_10) InVars {thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_9} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_10} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_i] 129#[$Ultimate##0, L19, L46-1]true [2024-02-09 23:50:48,506 INFO L750 eck$LassoCheckResult]: Loop: 129#[$Ultimate##0, L19, L46-1]true [78] L46-1-->L47: Formula: (< v_thread2Thread1of1ForFork1_i_5 v_N_4) InVars {thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_5, N=v_N_4} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_5, N=v_N_4} AuxVars[] AssignedVars[] 131#[$Ultimate##0, L47, L19]true [80] L47-->L48: Formula: (= (store v_A_4 v_thread2Thread1of1ForFork1_i_7 (+ 2 (select v_A_4 v_thread2Thread1of1ForFork1_i_7))) v_A_3) InVars {A=v_A_4, thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_7} OutVars{A=v_A_3, thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_7} AuxVars[] AssignedVars[A] 133#[$Ultimate##0, L48, L19]true [81] L48-->L46-1: Formula: (= (+ v_thread2Thread1of1ForFork1_i_9 1) v_thread2Thread1of1ForFork1_i_10) InVars {thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_9} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_10} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_i] 129#[$Ultimate##0, L19, L46-1]true [78] L46-1-->L47: Formula: (< v_thread2Thread1of1ForFork1_i_5 v_N_4) InVars {thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_5, N=v_N_4} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_5, N=v_N_4} AuxVars[] AssignedVars[] 131#[$Ultimate##0, L47, L19]true [80] L47-->L48: Formula: (= (store v_A_4 v_thread2Thread1of1ForFork1_i_7 (+ 2 (select v_A_4 v_thread2Thread1of1ForFork1_i_7))) v_A_3) InVars {A=v_A_4, thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_7} OutVars{A=v_A_3, thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_7} AuxVars[] AssignedVars[A] 133#[$Ultimate##0, L48, L19]true [81] L48-->L46-1: Formula: (= (+ v_thread2Thread1of1ForFork1_i_9 1) v_thread2Thread1of1ForFork1_i_10) InVars {thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_9} OutVars{thread2Thread1of1ForFork1_i=v_thread2Thread1of1ForFork1_i_10} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_i] 129#[$Ultimate##0, L19, L46-1]true [2024-02-09 23:50:48,506 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:48,506 INFO L85 PathProgramCache]: Analyzing trace with hash 203865551, now seen corresponding path program 1 times [2024-02-09 23:50:48,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:48,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743604196] [2024-02-09 23:50:48,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:48,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:48,529 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:48,541 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:48,541 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:48,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1098017567, now seen corresponding path program 1 times [2024-02-09 23:50:48,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:48,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607442989] [2024-02-09 23:50:48,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:48,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:48,558 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:48,577 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:48,578 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:48,578 INFO L85 PathProgramCache]: Analyzing trace with hash 557203503, now seen corresponding path program 2 times [2024-02-09 23:50:48,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:48,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028295648] [2024-02-09 23:50:48,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:48,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:48,589 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:48,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:48,729 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:50:48,729 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:50:48,729 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:50:48,729 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:50:48,729 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:50:48,730 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:48,730 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:50:48,730 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:50:48,730 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-comp.bpl_BEv2_Iteration2_Lasso [2024-02-09 23:50:48,730 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:50:48,730 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:50:48,731 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 23:50:48,733 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 23:50:48,736 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 23:50:48,819 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 23:50:48,822 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 23:50:48,888 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:50:48,888 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:50:48,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:48,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:48,890 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 23:50:48,895 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 23:50:48,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:48,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:48,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:48,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:48,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:48,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:48,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:48,908 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 23:50:48,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:48,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-02-09 23:50:48,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:48,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:48,942 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 23:50:48,947 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 23:50:48,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:48,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:48,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:48,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:48,956 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:48,956 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:48,962 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 23:50:48,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:48,976 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 23:50:48,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:48,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:48,978 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 23:50:48,982 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 23:50:48,982 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 23:50:48,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:48,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:48,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:48,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:48,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:48,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:48,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:49,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:49,011 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-02-09 23:50:49,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:49,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:49,014 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 23:50:49,015 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 23:50:49,019 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 23:50:49,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:49,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:49,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:49,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:49,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:49,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:49,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:49,049 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 23:50:49,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:49,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:49,051 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 23:50:49,067 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 23:50:49,068 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 23:50:49,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:49,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:49,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:49,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:49,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:49,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:49,095 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:50:49,108 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-02-09 23:50:49,108 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-09 23:50:49,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:49,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:49,109 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 23:50:49,117 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:50:49,135 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-09 23:50:49,136 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:50:49,136 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork1_i, N) = -1*thread2Thread1of1ForFork1_i + 1*N Supporting invariants [] [2024-02-09 23:50:49,136 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 23:50:49,140 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 23:50:49,143 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-09 23:50:49,154 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:49,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:50:49,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:49,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:50:49,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:49,230 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 23:50:49,231 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 23:50:49,231 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 23:50:49,329 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 23:50:49,329 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-09 23:50:49,329 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-09 23:50:49,408 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-09 23:50:49,408 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-09 23:50:49,409 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 23:50:49,409 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 23:50:49,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 134 transitions. [2024-02-09 23:50:49,412 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 8 letters. Loop has 6 letters. [2024-02-09 23:50:49,412 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:49,412 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 14 letters. Loop has 6 letters. [2024-02-09 23:50:49,412 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:49,412 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 8 letters. Loop has 12 letters. [2024-02-09 23:50:49,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:49,413 INFO L428 stractBuchiCegarLoop]: Abstraction has has 70 places, 16600 transitions, 109332 flow [2024-02-09 23:50:49,413 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-09 23:50:49,414 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 70 places, 16600 transitions, 109332 flow [2024-02-09 23:50:49,517 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 23:51:09,854 INFO L124 PetriNetUnfolderBase]: 24413/30516 cut-off events. [2024-02-09 23:51:09,854 INFO L125 PetriNetUnfolderBase]: For 2103/2103 co-relation queries the response was YES. [2024-02-09 23:51:09,857 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is empty [2024-02-09 23:51:09,865 INFO L201 PluginConnector]: Adding new model map-comp.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.02 11:51:09 BoogieIcfgContainer [2024-02-09 23:51:09,866 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-09 23:51:09,869 INFO L158 Benchmark]: Toolchain (without parser) took 22788.73ms. Allocated memory was 175.1MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 132.8MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2024-02-09 23:51:09,870 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 175.1MB. Free memory was 133.9MB in the beginning and 133.8MB in the end (delta: 65.5kB). There was no memory consumed. Max. memory is 8.0GB. [2024-02-09 23:51:09,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.22ms. Allocated memory is still 175.1MB. Free memory was 132.6MB in the beginning and 142.5MB in the end (delta: -9.9MB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. [2024-02-09 23:51:09,871 INFO L158 Benchmark]: Boogie Preprocessor took 29.18ms. Allocated memory is still 175.1MB. Free memory was 142.5MB in the beginning and 148.9MB in the end (delta: -6.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-09 23:51:09,872 INFO L158 Benchmark]: RCFGBuilder took 238.65ms. Allocated memory is still 175.1MB. Free memory was 148.7MB in the beginning and 139.4MB in the end (delta: 9.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-02-09 23:51:09,875 INFO L158 Benchmark]: BuchiAutomizer took 22472.82ms. Allocated memory was 175.1MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 139.2MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2024-02-09 23:51:09,877 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 0.11ms. Allocated memory is still 175.1MB. Free memory was 133.9MB in the beginning and 133.8MB in the end (delta: 65.5kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.22ms. Allocated memory is still 175.1MB. Free memory was 132.6MB in the beginning and 142.5MB in the end (delta: -9.9MB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.18ms. Allocated memory is still 175.1MB. Free memory was 142.5MB in the beginning and 148.9MB in the end (delta: -6.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 238.65ms. Allocated memory is still 175.1MB. Free memory was 148.7MB in the beginning and 139.4MB in the end (delta: 9.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 22472.82ms. Allocated memory was 175.1MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 139.2MB in the beginning and 2.3GB in the end (delta: -2.1GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 5 locations. One deterministic module has affine ranking function -1 * i + N and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 22.3s and 3 iterations. TraceHistogramMax:0. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 1. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 3/3 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 195 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 193 mSDsluCounter, 252 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 114 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 170 IncrementalHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 138 mSDtfsCounter, 170 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital55 mio100 ax100 hnf100 lsp89 ukn60 mio100 lsp80 div100 bol100 ite100 ukn100 eq152 hnf91 smp100 dnf100 smp100 tf103 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 97ms VariablesStem: 3 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-02-09 23:51:09,896 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...