/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET --buchiautomizer.use.buchi.petri.net.intersection.optimizations true --buchiautomizer.use.automata.for.buchi.petri.net.emptiness.check true -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-3modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:24:53,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:24:53,853 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-10 00:24:53,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:24:53,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:24:53,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:24:53,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:24:53,886 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:24:53,886 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:24:53,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:24:53,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:24:53,887 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:24:53,887 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:24:53,887 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:24:53,888 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:24:53,888 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:24:53,888 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:24:53,888 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:24:53,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:24:53,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:24:53,889 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:24:53,893 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:24:53,893 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:24:53,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:24:53,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:24:53,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:24:53,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:24:53,898 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:24:53,898 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:24:53,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:24:53,899 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:24:53,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:24:53,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:24:53,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:24:53,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:24:53,900 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:24:53,900 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:24:53,901 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:24:53,901 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 00:24:54,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:24:54,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:24:54,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:24:54,246 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-10 00:24:54,247 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-10 00:24:54,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-3modifiers.bpl [2024-02-10 00:24:54,249 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-3modifiers.bpl' [2024-02-10 00:24:54,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:24:54,271 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-10 00:24:54,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:24:54,273 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:24:54,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:24:54,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,304 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,314 INFO L138 Inliner]: procedures = 4, calls = 5, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-10 00:24:54,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:24:54,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:24:54,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:24:54,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:24:54,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,342 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,344 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,365 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,366 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,367 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:24:54,368 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:24:54,368 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:24:54,368 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:24:54,370 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/1) ... [2024-02-10 00:24:54,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:54,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:54,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:24:54,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-10 00:24:54,472 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-02-10 00:24:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 00:24:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 00:24:54,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-02-10 00:24:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 00:24:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 00:24:54,473 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-02-10 00:24:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-10 00:24:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-10 00:24:54,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-10 00:24:54,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:24:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:24:54,475 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-10 00:24:54,514 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:24:54,516 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:24:54,612 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:24:54,618 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:24:54,618 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 00:24:54,619 INFO L201 PluginConnector]: Adding new model map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:24:54 BoogieIcfgContainer [2024-02-10 00:24:54,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:24:54,620 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:24:54,620 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:24:54,623 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:24:54,624 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:24:54,624 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:24:54" (1/2) ... [2024-02-10 00:24:54,637 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@741eb1a and model type map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:24:54, skipping insertion in model container [2024-02-10 00:24:54,638 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:24:54,638 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:24:54" (2/2) ... [2024-02-10 00:24:54,639 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-aggr-update1-3modifiers.bpl [2024-02-10 00:24:54,718 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-02-10 00:24:54,739 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 64 places, 60 transitions, 155 flow [2024-02-10 00:24:54,763 INFO L124 PetriNetUnfolderBase]: 7/50 cut-off events. [2024-02-10 00:24:54,764 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-02-10 00:24:54,769 INFO L83 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 50 events. 7/50 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 134 event pairs, 0 based on Foata normal form. 0/42 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2024-02-10 00:24:54,769 INFO L82 GeneralOperation]: Start removeDead. Operand has 64 places, 60 transitions, 155 flow [2024-02-10 00:24:54,775 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 59 places, 50 transitions, 130 flow [2024-02-10 00:24:54,781 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:24:54,781 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:24:54,781 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:24:54,781 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:24:54,781 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:24:54,781 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:24:54,782 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:24:54,782 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:24:54,782 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:24:54,782 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 59 places, 50 transitions, 130 flow [2024-02-10 00:24:55,748 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 17970 states, 17968 states have (on average 5.151491540516473) internal successors, (92562), 17969 states have internal predecessors, (92562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:24:55,871 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17970 states, 17968 states have (on average 5.151491540516473) internal successors, (92562), 17969 states have internal predecessors, (92562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:24:57,149 INFO L131 ngComponentsAnalysis]: Automaton has 1478 accepting balls. 17334 [2024-02-10 00:24:57,150 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:24:57,150 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:24:57,154 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-10 00:24:57,155 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:24:57,156 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 59 places, 50 transitions, 130 flow [2024-02-10 00:24:57,775 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 17970 states, 17968 states have (on average 5.151491540516473) internal successors, (92562), 17969 states have internal predecessors, (92562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:24:57,825 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17970 states, 17968 states have (on average 5.151491540516473) internal successors, (92562), 17969 states have internal predecessors, (92562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:24:58,570 INFO L131 ngComponentsAnalysis]: Automaton has 1478 accepting balls. 17334 [2024-02-10 00:24:58,571 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:24:58,571 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:24:58,577 INFO L748 eck$LassoCheckResult]: Stem: Black: 36009#[$Ultimate##0]don't care [90] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 36012#[L34]don't care [140] L34-->$Ultimate##0: Formula: (= 1 v_thread1Thread1of1ForFork2_thidvar0_2) InVars {} OutVars{thread1Thread1of1ForFork2_thidvar0=v_thread1Thread1of1ForFork2_thidvar0_2, thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork2_thidvar0, thread1Thread1of1ForFork2_i] 36014#[L34-1, $Ultimate##0]don't care [96] $Ultimate##0-->L55-1: Formula: (= v_thread1Thread1of1ForFork2_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork2_i] 36016#[L55-1, L34-1]don't care [2024-02-10 00:24:58,578 INFO L750 eck$LassoCheckResult]: Loop: 36016#[L55-1, L34-1]don't care [98] L55-1-->L56: Formula: (< v_thread1Thread1of1ForFork2_i_5 v_N_1) InVars {N=v_N_1, thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_5} OutVars{N=v_N_1, thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_5} AuxVars[] AssignedVars[] 36022#[L34-1, L56]don't care [100] L56-->L57: Formula: (= v_A_1 (store v_A_2 v_thread1Thread1of1ForFork2_i_7 (let ((.cse0 (select v_A_2 v_thread1Thread1of1ForFork2_i_7))) (ite (< .cse0 0) 0 .cse0)))) InVars {A=v_A_2, thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_7} OutVars{A=v_A_1, thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_7} AuxVars[] AssignedVars[A] 36034#[L57, L34-1]don't care [101] L57-->L55-1: Formula: (= v_thread1Thread1of1ForFork2_i_10 (+ v_thread1Thread1of1ForFork2_i_9 1)) InVars {thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_9} OutVars{thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_10} AuxVars[] AssignedVars[thread1Thread1of1ForFork2_i] 36016#[L55-1, L34-1]don't care [2024-02-10 00:24:58,588 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:58,589 INFO L85 PathProgramCache]: Analyzing trace with hash 120717, now seen corresponding path program 1 times [2024-02-10 00:24:58,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:24:58,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135874297] [2024-02-10 00:24:58,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:24:58,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:24:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:58,668 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:24:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:58,687 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:24:58,690 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:58,690 INFO L85 PathProgramCache]: Analyzing trace with hash 127170, now seen corresponding path program 1 times [2024-02-10 00:24:58,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:24:58,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474544403] [2024-02-10 00:24:58,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:24:58,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:24:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:58,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:24:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:58,719 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:24:58,721 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:58,721 INFO L85 PathProgramCache]: Analyzing trace with hash -698589770, now seen corresponding path program 1 times [2024-02-10 00:24:58,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:24:58,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445555853] [2024-02-10 00:24:58,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:24:58,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:24:58,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:58,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:24:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:24:58,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:24:58,880 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:24:58,881 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:24:58,881 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:24:58,881 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:24:58,881 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:24:58,881 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:58,881 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:24:58,881 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:24:58,881 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-3modifiers.bpl_BEv2_Iteration1_Lasso [2024-02-10 00:24:58,881 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:24:58,882 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:24:58,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:24:58,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:24:59,040 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:24:59,044 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:24:59,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:59,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:59,049 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:24:59,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-02-10 00:24:59,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:24:59,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:24:59,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:24:59,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:24:59,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:24:59,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:24:59,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:24:59,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:24:59,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:24:59,128 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-02-10 00:24:59,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:59,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:59,131 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:24:59,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-02-10 00:24:59,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:24:59,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:24:59,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:24:59,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:24:59,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:24:59,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:24:59,170 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:24:59,192 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:24:59,207 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-02-10 00:24:59,208 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-02-10 00:24:59,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:24:59,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:24:59,262 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:24:59,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-02-10 00:24:59,268 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:24:59,286 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:24:59,287 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:24:59,287 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, thread1Thread1of1ForFork2_i) = 1*N - 1*thread1Thread1of1ForFork2_i Supporting invariants [] [2024-02-10 00:24:59,306 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-02-10 00:24:59,310 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:24:59,332 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:24:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:24:59,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:24:59,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:24:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:24:59,368 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:24:59,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:24:59,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:24:59,461 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-10 00:24:59,463 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:24:59,721 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 764 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:24:59,722 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:24:59,722 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:24:59,724 INFO L63 sectAllAcceptingtNet]: Starting Intersection with all accepting Petri Net [2024-02-10 00:24:59,761 INFO L72 sectAllAcceptingtNet]: Exiting Intersection with all accepting Petri Net [2024-02-10 00:24:59,762 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:24:59,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 00:24:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:24:59,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 294 transitions. [2024-02-10 00:24:59,771 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 294 transitions. Stem has 3 letters. Loop has 3 letters. [2024-02-10 00:24:59,772 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:24:59,772 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 294 transitions. Stem has 6 letters. Loop has 3 letters. [2024-02-10 00:24:59,772 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:24:59,772 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 294 transitions. Stem has 3 letters. Loop has 6 letters. [2024-02-10 00:24:59,772 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:24:59,773 INFO L428 stractBuchiCegarLoop]: Abstraction has has 68 places, 634 transitions, 2911 flow [2024-02-10 00:24:59,773 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-10 00:24:59,773 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:24:59,773 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 68 places, 634 transitions, 2911 flow [2024-02-10 00:25:00,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-02-10 00:25:03,896 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 38528 states, 38522 states have (on average 7.768911271481231) internal successors, (299274), 38527 states have internal predecessors, (299274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:04,013 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 38528 states, 38522 states have (on average 7.768911271481231) internal successors, (299274), 38527 states have internal predecessors, (299274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:05,275 INFO L131 ngComponentsAnalysis]: Automaton has 1847 accepting balls. 16851 [2024-02-10 00:25:05,275 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:25:05,275 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:25:05,279 INFO L748 eck$LassoCheckResult]: Stem: Black: 71993#[$Ultimate##0]don't care [90] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 71996#[L34]don't care [140] L34-->$Ultimate##0: Formula: (= 1 v_thread1Thread1of1ForFork2_thidvar0_2) InVars {} OutVars{thread1Thread1of1ForFork2_thidvar0=v_thread1Thread1of1ForFork2_thidvar0_2, thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork2_thidvar0, thread1Thread1of1ForFork2_i] 72001#[L34-1, $Ultimate##0]don't care [143] L34-1-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 2) (= v_thread2Thread1of1ForFork3_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_20, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_cnt=v_thread2Thread1of1ForFork3_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_j, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_cnt] 72006#[L35, $Ultimate##0, $Ultimate##0]don't care [146] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork4_thidvar0_2 3) (= v_thread3Thread1of1ForFork4_thidvar1_2 3) (= v_thread3Thread1of1ForFork4_thidvar2_2 3)) InVars {} OutVars{thread3Thread1of1ForFork4_k=v_thread3Thread1of1ForFork4_k_14, thread3Thread1of1ForFork4_thidvar0=v_thread3Thread1of1ForFork4_thidvar0_2, thread3Thread1of1ForFork4_thidvar1=v_thread3Thread1of1ForFork4_thidvar1_2, thread3Thread1of1ForFork4_thidvar2=v_thread3Thread1of1ForFork4_thidvar2_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork4_k, thread3Thread1of1ForFork4_thidvar0, thread3Thread1of1ForFork4_thidvar1, thread3Thread1of1ForFork4_thidvar2] 72014#[$Ultimate##0, L36, $Ultimate##0, $Ultimate##0]don't care [114] $Ultimate##0-->L87-1: Formula: (= v_thread3Thread1of1ForFork4_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork4_k=v_thread3Thread1of1ForFork4_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork4_k] 72042#[L36, $Ultimate##0, L87-1, $Ultimate##0]don't care [2024-02-10 00:25:05,279 INFO L750 eck$LassoCheckResult]: Loop: 72042#[L36, $Ultimate##0, L87-1, $Ultimate##0]don't care [116] L87-1-->L88: Formula: (< v_thread3Thread1of1ForFork4_k_5 v_N_5) InVars {thread3Thread1of1ForFork4_k=v_thread3Thread1of1ForFork4_k_5, N=v_N_5} OutVars{thread3Thread1of1ForFork4_k=v_thread3Thread1of1ForFork4_k_5, N=v_N_5} AuxVars[] AssignedVars[] 72100#[L36, $Ultimate##0, L88, $Ultimate##0]don't care [118] L88-->L89: Formula: (= (store v_B_4 v_thread3Thread1of1ForFork4_k_7 v_thread3Thread1of1ForFork4_k_7) v_B_3) InVars {thread3Thread1of1ForFork4_k=v_thread3Thread1of1ForFork4_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork4_k=v_thread3Thread1of1ForFork4_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 72216#[L89, L36, $Ultimate##0, $Ultimate##0]don't care [119] L89-->L87-1: Formula: (= (+ v_thread3Thread1of1ForFork4_k_9 1) v_thread3Thread1of1ForFork4_k_10) InVars {thread3Thread1of1ForFork4_k=v_thread3Thread1of1ForFork4_k_9} OutVars{thread3Thread1of1ForFork4_k=v_thread3Thread1of1ForFork4_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork4_k] 72042#[L36, $Ultimate##0, L87-1, $Ultimate##0]don't care [2024-02-10 00:25:05,280 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:05,280 INFO L85 PathProgramCache]: Analyzing trace with hash 116058844, now seen corresponding path program 1 times [2024-02-10 00:25:05,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:05,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432696138] [2024-02-10 00:25:05,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:05,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:05,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:05,453 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:05,454 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:05,454 INFO L85 PathProgramCache]: Analyzing trace with hash 145044, now seen corresponding path program 1 times [2024-02-10 00:25:05,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:05,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906432984] [2024-02-10 00:25:05,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:05,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:05,462 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:05,467 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:05,488 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:05,489 INFO L85 PathProgramCache]: Analyzing trace with hash 60463577, now seen corresponding path program 1 times [2024-02-10 00:25:05,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:05,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555214916] [2024-02-10 00:25:05,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:05,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:05,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:05,540 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:05,629 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:25:05,629 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:25:05,629 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:25:05,629 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:25:05,629 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:25:05,630 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:05,630 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:25:05,630 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:25:05,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-3modifiers.bpl_BEv2_Iteration2_Lasso [2024-02-10 00:25:05,630 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:25:05,630 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:25:05,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:25:05,759 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:25:05,759 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:25:05,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:05,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:05,761 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:05,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:05,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:05,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:05,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:05,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:05,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:05,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:05,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-02-10 00:25:05,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:05,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:05,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:05,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:05,803 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:05,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:05,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:05,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:05,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:05,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:05,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:05,821 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:05,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-02-10 00:25:05,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:05,841 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 [2024-02-10 00:25:05,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:05,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:05,844 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:05,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:05,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:05,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:25:05,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:05,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:05,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:05,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:25:05,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:25:05,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-02-10 00:25:05,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:05,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:05,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:05,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:05,880 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:05,886 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 [2024-02-10 00:25:05,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:05,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:05,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:05,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:05,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:05,897 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:05,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-02-10 00:25:05,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:05,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:05,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:05,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:05,919 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:05,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:05,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:05,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:05,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:05,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:05,936 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:05,936 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:05,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-02-10 00:25:05,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:05,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:05,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:05,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:05,958 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:05,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:05,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-02-10 00:25:05,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:05,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:05,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:05,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:05,975 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:05,975 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:05,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:25:05,998 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:05,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:05,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:06,000 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:06,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:25:06,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:06,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:06,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:06,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:06,023 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:06,023 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:06,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-02-10 00:25:06,035 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:25:06,042 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-02-10 00:25:06,043 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-02-10 00:25:06,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:06,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:06,045 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:25:06,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-02-10 00:25:06,106 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:25:06,123 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:25:06,123 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:25:06,123 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork4_k, N) = -1*thread3Thread1of1ForFork4_k + 1*N Supporting invariants [] [2024-02-10 00:25:06,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:06,133 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:25:06,146 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:25:06,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:25:06,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:25:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:25:06,172 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:25:06,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:25:06,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:25:06,198 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-10 00:25:06,198 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:06,314 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 764 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:25:06,314 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:25:06,314 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:25:06,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 764 transitions. [2024-02-10 00:25:06,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 764 transitions. [2024-02-10 00:25:06,323 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:25:06,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 764 transitions. [2024-02-10 00:25:06,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 764 transitions. [2024-02-10 00:25:06,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-02-10 00:25:06,802 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:25:06,802 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:25:06,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 00:25:06,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:06,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 294 transitions. [2024-02-10 00:25:06,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 294 transitions. Stem has 5 letters. Loop has 3 letters. [2024-02-10 00:25:06,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:06,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 294 transitions. Stem has 8 letters. Loop has 3 letters. [2024-02-10 00:25:06,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:06,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 294 transitions. Stem has 5 letters. Loop has 6 letters. [2024-02-10 00:25:06,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:06,805 INFO L428 stractBuchiCegarLoop]: Abstraction has has 81 places, 10479 transitions, 68976 flow [2024-02-10 00:25:06,805 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-10 00:25:06,805 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:25:06,805 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 81 places, 10479 transitions, 68976 flow [2024-02-10 00:26:35,883 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 100960 states, 100930 states have (on average 10.369771128504905) internal successors, (1046621), 100959 states have internal predecessors, (1046621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:26:36,113 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 100960 states, 100930 states have (on average 10.369771128504905) internal successors, (1046621), 100959 states have internal predecessors, (1046621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:26:39,725 INFO L131 ngComponentsAnalysis]: Automaton has 2228 accepting balls. 31560 [2024-02-10 00:26:39,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:26:39,725 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:26:39,744 INFO L748 eck$LassoCheckResult]: Stem: Black: 169662#[$Ultimate##0]don't care [90] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] Black: 169668#[L34]don't care [140] L34-->$Ultimate##0: Formula: (= 1 v_thread1Thread1of1ForFork2_thidvar0_2) InVars {} OutVars{thread1Thread1of1ForFork2_thidvar0=v_thread1Thread1of1ForFork2_thidvar0_2, thread1Thread1of1ForFork2_i=v_thread1Thread1of1ForFork2_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork2_thidvar0, thread1Thread1of1ForFork2_i] Black: 169682#[L34-1, $Ultimate##0]don't care [143] L34-1-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 2) (= v_thread2Thread1of1ForFork3_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_20, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_cnt=v_thread2Thread1of1ForFork3_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_j, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_cnt] Black: 169696#[L35, $Ultimate##0, $Ultimate##0]don't care [102] $Ultimate##0-->L68: Formula: (= v_thread2Thread1of1ForFork3_cnt_1 0) InVars {} OutVars{thread2Thread1of1ForFork3_cnt=v_thread2Thread1of1ForFork3_cnt_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_cnt] Black: 169718#[L68, L35, $Ultimate##0]don't care [103] L68-->L69-1: Formula: (= v_thread2Thread1of1ForFork3_j_1 0) InVars {} OutVars{thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_j] 169800#[L35, L69-1, $Ultimate##0]don't care [2024-02-10 00:26:39,744 INFO L750 eck$LassoCheckResult]: Loop: 169800#[L35, L69-1, $Ultimate##0]don't care [105] L69-1-->L70: Formula: (< v_thread2Thread1of1ForFork3_j_5 v_N_4) InVars {thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_5, N=v_N_4} OutVars{thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_5, N=v_N_4} AuxVars[] AssignedVars[] Black: 169958#[L35, L70, $Ultimate##0]don't care [108] L70-->L70-2: Formula: (<= (select v_A_4 v_thread2Thread1of1ForFork3_j_9) 0) InVars {A=v_A_4, thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_9} OutVars{A=v_A_4, thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_9} AuxVars[] AssignedVars[] 170289#[L35, L70-2, $Ultimate##0]don't care [111] L70-2-->L73-1: Formula: (<= (select v_B_2 v_thread2Thread1of1ForFork3_j_13) 0) InVars {thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_13, B=v_B_2} OutVars{thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_13, B=v_B_2} AuxVars[] AssignedVars[] Black: 171052#[L35, L73-1, $Ultimate##0]don't care [113] L73-1-->L69-1: Formula: (= (+ v_thread2Thread1of1ForFork3_j_15 1) v_thread2Thread1of1ForFork3_j_16) InVars {thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_15} OutVars{thread2Thread1of1ForFork3_j=v_thread2Thread1of1ForFork3_j_16} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_j] 169800#[L35, L69-1, $Ultimate##0]don't care [2024-02-10 00:26:39,745 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:26:39,745 INFO L85 PathProgramCache]: Analyzing trace with hash 116057469, now seen corresponding path program 1 times [2024-02-10 00:26:39,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:26:39,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155338809] [2024-02-10 00:26:39,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:26:39,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:26:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:39,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:26:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:39,754 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:26:39,755 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:26:39,755 INFO L85 PathProgramCache]: Analyzing trace with hash 4158918, now seen corresponding path program 1 times [2024-02-10 00:26:39,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:26:39,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126841906] [2024-02-10 00:26:39,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:26:39,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:26:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:39,784 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:26:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:39,796 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:26:39,796 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:26:39,812 INFO L85 PathProgramCache]: Analyzing trace with hash 604192066, now seen corresponding path program 1 times [2024-02-10 00:26:39,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:26:39,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895239174] [2024-02-10 00:26:39,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:26:39,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:26:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:39,818 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:26:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:39,822 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:26:39,890 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:26:39,890 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:26:39,890 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:26:39,890 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:26:39,890 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:26:39,890 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:39,890 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:26:39,891 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:26:39,891 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-3modifiers.bpl_BEv2_Iteration3_Lasso [2024-02-10 00:26:39,891 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:26:39,891 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:26:39,894 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:39,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:39,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:39,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:39,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:39,913 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:39,980 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:26:39,981 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:26:39,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:39,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:40,002 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:40,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-02-10 00:26:40,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:40,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:40,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:26:40,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:40,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:40,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:40,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:26:40,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:26:40,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:40,072 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-02-10 00:26:40,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:40,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:40,074 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:40,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-02-10 00:26:40,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:40,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:40,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:40,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:40,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:40,126 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:40,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:40,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:40,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-02-10 00:26:40,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:40,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:40,167 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:40,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:40,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:40,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:40,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:40,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:40,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:40,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:40,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-02-10 00:26:40,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:40,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-02-10 00:26:40,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:40,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:40,207 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:40,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:40,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:40,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:26:40,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:40,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:40,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:40,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:26:40,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:26:40,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-02-10 00:26:40,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:40,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-02-10 00:26:40,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:40,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:40,254 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:40,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-02-10 00:26:40,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:40,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:40,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:40,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:40,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:40,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:40,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:40,300 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:26:40,307 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-02-10 00:26:40,307 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-02-10 00:26:40,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:40,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:40,319 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 00:26:40,323 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:26:40,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-02-10 00:26:40,341 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:26:40,341 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:26:40,341 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork3_j, N) = -1*thread2Thread1of1ForFork3_j + 1*N Supporting invariants [] [2024-02-10 00:26:40,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-02-10 00:26:40,352 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:26:40,362 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:26:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:26:40,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:26:40,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:26:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:26:40,374 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:26:40,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:26:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-10 00:26:40,393 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-10 00:26:40,393 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:26:40,472 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 764 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:26:40,472 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:26:40,472 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:26:40,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 764 transitions. [2024-02-10 00:26:40,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 764 transitions. [2024-02-10 00:26:40,474 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:26:40,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 764 transitions. [2024-02-10 00:26:40,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 764 transitions. [2024-02-10 00:26:40,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-02-10 00:26:46,546 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:26:46,546 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:26:46,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-10 00:26:46,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:26:46,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 294 transitions. [2024-02-10 00:26:46,549 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 294 transitions. Stem has 5 letters. Loop has 4 letters. [2024-02-10 00:26:46,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:26:46,549 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 294 transitions. Stem has 9 letters. Loop has 4 letters. [2024-02-10 00:26:46,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:26:46,549 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 294 transitions. Stem has 5 letters. Loop has 8 letters. [2024-02-10 00:26:46,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:26:46,549 INFO L428 stractBuchiCegarLoop]: Abstraction has has 94 places, 173060 transitions, 1483573 flow [2024-02-10 00:26:46,550 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-02-10 00:26:46,550 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:26:46,550 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 94 places, 173060 transitions, 1483573 flow Received shutdown request... [2024-02-10 00:29:10,676 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 [2024-02-10 00:29:10,679 WARN L341 stractBuchiCegarLoop]: Verification cancelled [2024-02-10 00:29:10,687 INFO L201 PluginConnector]: Adding new model map-aggr-update1-3modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 12:29:10 BoogieIcfgContainer [2024-02-10 00:29:10,687 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 00:29:10,688 INFO L158 Benchmark]: Toolchain (without parser) took 256416.84ms. Allocated memory was 175.1MB in the beginning and 7.8GB in the end (delta: 7.6GB). Free memory was 144.8MB in the beginning and 5.9GB in the end (delta: -5.8GB). Peak memory consumption was 4.3GB. Max. memory is 8.0GB. [2024-02-10 00:29:10,692 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 175.1MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 00:29:10,693 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.57ms. Allocated memory is still 175.1MB. Free memory was 144.8MB in the beginning and 143.4MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-10 00:29:10,701 INFO L158 Benchmark]: Boogie Preprocessor took 50.16ms. Allocated memory is still 175.1MB. Free memory was 143.4MB in the beginning and 150.7MB in the end (delta: -7.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-02-10 00:29:10,701 INFO L158 Benchmark]: RCFGBuilder took 251.29ms. Allocated memory is still 175.1MB. Free memory was 150.5MB in the beginning and 140.3MB in the end (delta: 10.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-02-10 00:29:10,702 INFO L158 Benchmark]: BuchiAutomizer took 256066.97ms. Allocated memory was 175.1MB in the beginning and 7.8GB in the end (delta: 7.6GB). Free memory was 140.3MB in the beginning and 5.9GB in the end (delta: -5.8GB). Peak memory consumption was 4.3GB. Max. memory is 8.0GB. [2024-02-10 00:29:10,710 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 0.10ms. Allocated memory is still 175.1MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 43.57ms. Allocated memory is still 175.1MB. Free memory was 144.8MB in the beginning and 143.4MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 50.16ms. Allocated memory is still 175.1MB. Free memory was 143.4MB in the beginning and 150.7MB in the end (delta: -7.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 251.29ms. Allocated memory is still 175.1MB. Free memory was 150.5MB in the beginning and 140.3MB in the end (delta: 10.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 256066.97ms. Allocated memory was 175.1MB in the beginning and 7.8GB in the end (delta: 7.6GB). Free memory was 140.3MB in the beginning and 5.9GB in the end (delta: -5.8GB). Peak memory consumption was 4.3GB. 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 5 locations. One deterministic module has affine ranking function N + -1 * j and consists of 5 locations. The remainder module has 1483573 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 255.9s and 4 iterations. TraceHistogramMax:0. Analysis of lassos took 2.2s. Construction of modules took 0.2s. Büchi inclusion checks took 7.1s. 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: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 515 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 512 mSDsluCounter, 681 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 315 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 397 IncrementalHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 366 mSDtfsCounter, 397 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital49 mio100 ax100 hnf100 lsp92 ukn65 mio100 lsp93 div100 bol100 ite100 ukn100 eq143 hnf93 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 157ms 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 - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Buchi Automizer is unable to decide termination: Timeout while executing BuchiPetriNet2FiniteAutomaton. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2024-02-10 00:29:10,764 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