/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-update1-4modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:25:05,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:25:05,830 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 00:25:05,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:25:05,834 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:25:05,834 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:25:05,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:25:05,868 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:25:05,868 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:25:05,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:25:05,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:25:05,872 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:25:05,872 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:25:05,873 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:25:05,873 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:25:05,874 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:25:05,874 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:25:05,874 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:25:05,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:25:05,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:25:05,875 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:25:05,875 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:25:05,876 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:25:05,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:25:05,876 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:25:05,876 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:25:05,876 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:25:05,876 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:25:05,876 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:25:05,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:25:05,877 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:25:05,878 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:25:05,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:25:05,878 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:25:05,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:25:05,878 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:25:05,878 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:25:05,879 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:25:05,879 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 00:25:06,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:25:06,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:25:06,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:25:06,219 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-10 00:25:06,220 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-10 00:25:06,221 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl [2024-02-10 00:25:06,221 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl' [2024-02-10 00:25:06,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:25:06,251 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-10 00:25:06,260 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:25:06,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:25:06,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:25:06,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,287 INFO L138 Inliner]: procedures = 4, calls = 6, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-10 00:25:06,288 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:25:06,291 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:25:06,291 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:25:06,291 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:25:06,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:25:06,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:25:06,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:25:06,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:25:06,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/1) ... [2024-02-10 00:25:06,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:06,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:06,449 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 00:25:06,495 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 00:25:06,526 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-02-10 00:25:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 00:25:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 00:25:06,527 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-02-10 00:25:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 00:25:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 00:25:06,527 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-02-10 00:25:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-10 00:25:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-10 00:25:06,528 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-10 00:25:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:25:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:25:06,529 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 00:25:06,581 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:25:06,583 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:25:06,698 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:25:06,705 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:25:06,705 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 00:25:06,707 INFO L201 PluginConnector]: Adding new model map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:25:06 BoogieIcfgContainer [2024-02-10 00:25:06,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:25:06,709 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:25:06,709 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:25:06,713 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:25:06,715 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:25:06,715 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:25:06" (1/2) ... [2024-02-10 00:25:06,717 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@350b10f9 and model type map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:25:06, skipping insertion in model container [2024-02-10 00:25:06,717 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:25:06,717 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:25:06" (2/2) ... [2024-02-10 00:25:06,718 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-aggr-update1-4modifiers.bpl [2024-02-10 00:25:06,828 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-02-10 00:25:06,851 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 75 places, 70 transitions, 182 flow [2024-02-10 00:25:06,887 INFO L124 PetriNetUnfolderBase]: 8/58 cut-off events. [2024-02-10 00:25:06,887 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-02-10 00:25:06,897 INFO L83 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 58 events. 8/58 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 166 event pairs, 0 based on Foata normal form. 0/49 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2024-02-10 00:25:06,897 INFO L82 GeneralOperation]: Start removeDead. Operand has 75 places, 70 transitions, 182 flow [2024-02-10 00:25:06,902 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 69 places, 58 transitions, 152 flow [2024-02-10 00:25:06,907 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:25:06,907 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:25:06,907 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:25:06,907 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:25:06,907 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:25:06,908 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:25:06,908 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:25:06,908 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:25:06,908 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:25:06,909 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 69 places, 58 transitions, 152 flow [2024-02-10 00:25:13,226 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 107826 states, 107824 states have (on average 6.151079537023297) internal successors, (663234), 107825 states have internal predecessors, (663234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:13,840 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 107826 states, 107824 states have (on average 6.151079537023297) internal successors, (663234), 107825 states have internal predecessors, (663234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 00:25:19,581 INFO L131 ngComponentsAnalysis]: Automaton has 6545 accepting balls. 105921 [2024-02-10 00:25:19,582 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:25:19,582 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:25:19,589 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-10 00:25:19,589 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:25:19,590 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 69 places, 58 transitions, 152 flow [2024-02-10 00:25:24,004 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 107826 states, 107824 states have (on average 6.151079537023297) internal successors, (663234), 107825 states have internal predecessors, (663234), 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 00:25:24,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 107826 states, 107824 states have (on average 6.151079537023297) internal successors, (663234), 107825 states have internal predecessors, (663234), 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 00:25:28,816 INFO L131 ngComponentsAnalysis]: Automaton has 6545 accepting balls. 105921 [2024-02-10 00:25:28,817 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:25:28,817 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:25:28,825 INFO L748 eck$LassoCheckResult]: Stem: Black: 215732#[$Ultimate##0]don't care [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 215735#[L34]don't care [153] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 215737#[$Ultimate##0, L34-1]don't care [100] $Ultimate##0-->L57-1: Formula: (= v_thread1Thread1of1ForFork3_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_i] 215739#[L57-1, L34-1]don't care [2024-02-10 00:25:28,826 INFO L750 eck$LassoCheckResult]: Loop: 215739#[L57-1, L34-1]don't care [102] L57-1-->L58: Formula: (< v_thread1Thread1of1ForFork3_i_5 v_N_1) InVars {thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_5, N=v_N_1} OutVars{thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_5, N=v_N_1} AuxVars[] AssignedVars[] 215745#[L58, L34-1]don't care [104] L58-->L59: Formula: (= (store v_A_2 v_thread1Thread1of1ForFork3_i_7 (let ((.cse0 (select v_A_2 v_thread1Thread1of1ForFork3_i_7))) (ite (< .cse0 0) 0 .cse0))) v_A_1) InVars {A=v_A_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_7} OutVars{A=v_A_1, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_7} AuxVars[] AssignedVars[A] 215757#[L59, L34-1]don't care [105] L59-->L57-1: Formula: (= v_thread1Thread1of1ForFork3_i_10 (+ v_thread1Thread1of1ForFork3_i_9 1)) InVars {thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_9} OutVars{thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_10} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_i] 215739#[L57-1, L34-1]don't care [2024-02-10 00:25:28,831 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:28,832 INFO L85 PathProgramCache]: Analyzing trace with hash 124968, now seen corresponding path program 1 times [2024-02-10 00:25:28,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:28,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109046830] [2024-02-10 00:25:28,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:28,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:28,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:29,001 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:29,004 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:29,007 INFO L85 PathProgramCache]: Analyzing trace with hash 131142, now seen corresponding path program 1 times [2024-02-10 00:25:29,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:29,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510229631] [2024-02-10 00:25:29,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:29,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:29,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:29,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:29,044 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:29,044 INFO L85 PathProgramCache]: Analyzing trace with hash -571944257, now seen corresponding path program 1 times [2024-02-10 00:25:29,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:25:29,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032796582] [2024-02-10 00:25:29,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:25:29,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:25:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:29,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:25:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:25:29,070 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:25:29,189 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:25:29,190 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:25:29,190 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:25:29,190 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:25:29,190 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:25:29,190 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:29,190 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:25:29,190 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:25:29,191 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration1_Lasso [2024-02-10 00:25:29,191 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:25:29,191 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:25:29,204 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 00:25:29,231 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 00:25:29,288 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:25:29,291 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:25:29,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:29,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:29,296 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 00:25:29,297 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 00:25:29,321 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 00:25:29,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:25:29,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:25:29,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:25:29,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:25:29,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:25:29,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:25:29,352 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:25:29,364 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-02-10 00:25:29,365 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-10 00:25:29,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:25:29,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:25:29,418 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 00:25:29,615 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 00:25:29,617 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:25:29,654 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:25:29,656 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:25:29,656 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork3_i, N) = -1*thread1Thread1of1ForFork3_i + 1*N Supporting invariants [] [2024-02-10 00:25:29,680 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 00:25:29,685 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:25:29,723 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:25:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:25:29,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:25:29,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:25:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:25:29,749 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:25:29,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:25:29,765 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 00:25:29,789 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 00:25:29,791 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 00:25:29,959 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 894 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:25:29,960 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:25:29,960 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:25:29,961 INFO L63 sectAllAcceptingtNet]: Starting Intersection with all accepting Petri Net [2024-02-10 00:25:29,988 INFO L72 sectAllAcceptingtNet]: Exiting Intersection with all accepting Petri Net [2024-02-10 00:25:29,988 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:25:29,990 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 00:25:29,994 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 00:25:29,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 344 transitions. [2024-02-10 00:25:29,996 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 344 transitions. Stem has 3 letters. Loop has 3 letters. [2024-02-10 00:25:29,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:29,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 344 transitions. Stem has 6 letters. Loop has 3 letters. [2024-02-10 00:25:29,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:29,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 344 transitions. Stem has 3 letters. Loop has 6 letters. [2024-02-10 00:25:29,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:25:29,997 INFO L428 stractBuchiCegarLoop]: Abstraction has has 78 places, 738 transitions, 3405 flow [2024-02-10 00:25:29,997 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-10 00:25:29,997 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:25:29,997 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 78 places, 738 transitions, 3405 flow [2024-02-10 00:25:53,748 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 231200 states, 231194 states have (on average 9.3012534927377) internal successors, (2150394), 231199 states have internal predecessors, (2150394), 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 00:25:54,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 231200 states, 231194 states have (on average 9.3012534927377) internal successors, (2150394), 231199 states have internal predecessors, (2150394), 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 00:26:04,660 INFO L131 ngComponentsAnalysis]: Automaton has 8502 accepting balls. 104466 [2024-02-10 00:26:04,660 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-10 00:26:04,661 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-10 00:26:04,670 INFO L748 eck$LassoCheckResult]: Stem: Black: 431428#[$Ultimate##0]don't care [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] Black: 431431#[L34]don't care [153] L34-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] Black: 431436#[$Ultimate##0, L34-1]don't care [156] L34-1-->$Ultimate##0: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] Black: 431444#[$Ultimate##0, L35, $Ultimate##0]don't care [106] $Ultimate##0-->L70: Formula: (= v_thread2Thread1of1ForFork4_cnt_1 0) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt] Black: 431467#[L35, L70, $Ultimate##0]don't care [107] L70-->L71-1: Formula: (= v_thread2Thread1of1ForFork4_j_1 0) InVars {} OutVars{thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_1} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_j] 431513#[L71-1, L35, $Ultimate##0]don't care [2024-02-10 00:26:04,670 INFO L750 eck$LassoCheckResult]: Loop: 431513#[L71-1, L35, $Ultimate##0]don't care [109] L71-1-->L72: Formula: (< v_thread2Thread1of1ForFork4_j_5 v_N_4) InVars {thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_5, N=v_N_4} OutVars{thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_5, N=v_N_4} AuxVars[] AssignedVars[] 431594#[L72, L35, $Ultimate##0]don't care [112] L72-->L72-2: Formula: (<= (select v_A_4 v_thread2Thread1of1ForFork4_j_9) 0) InVars {A=v_A_4, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_9} OutVars{A=v_A_4, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_9} AuxVars[] AssignedVars[] 431779#[L35, L72-2, $Ultimate##0]don't care [115] L72-2-->L75-1: Formula: (<= (select v_B_2 v_thread2Thread1of1ForFork4_j_13) 0) InVars {thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_13, B=v_B_2} OutVars{thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_13, B=v_B_2} AuxVars[] AssignedVars[] 432195#[L35, $Ultimate##0, L75-1]don't care [117] L75-1-->L71-1: Formula: (= v_thread2Thread1of1ForFork4_j_16 (+ v_thread2Thread1of1ForFork4_j_15 1)) InVars {thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_15} OutVars{thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_16} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_j] 431513#[L71-1, L35, $Ultimate##0]don't care [2024-02-10 00:26:04,671 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:26:04,671 INFO L85 PathProgramCache]: Analyzing trace with hash 120151457, now seen corresponding path program 1 times [2024-02-10 00:26:04,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:26:04,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879460943] [2024-02-10 00:26:04,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:26:04,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:26:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:04,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:26:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:04,684 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:26:04,685 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:26:04,685 INFO L85 PathProgramCache]: Analyzing trace with hash 4282054, now seen corresponding path program 1 times [2024-02-10 00:26:04,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:26:04,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225324676] [2024-02-10 00:26:04,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:26:04,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:26:04,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:04,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:26:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:04,695 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:26:04,696 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:26:04,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1916986470, now seen corresponding path program 1 times [2024-02-10 00:26:04,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-10 00:26:04,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262232659] [2024-02-10 00:26:04,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-10 00:26:04,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-10 00:26:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:04,704 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-10 00:26:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-10 00:26:04,725 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-10 00:26:04,794 INFO L210 LassoAnalysis]: Preferences: [2024-02-10 00:26:04,795 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-10 00:26:04,795 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-10 00:26:04,795 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-10 00:26:04,795 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-10 00:26:04,795 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:04,795 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-10 00:26:04,795 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-10 00:26:04,796 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration2_Lasso [2024-02-10 00:26:04,796 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-10 00:26:04,796 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-10 00:26:04,798 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 00:26:04,800 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 00:26:04,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:04,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:04,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-10 00:26:04,823 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 00:26:04,891 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-10 00:26:04,892 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-10 00:26:04,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:04,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:04,909 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 00:26:04,925 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 00:26:04,934 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 00:26:04,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:04,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:04,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:04,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:04,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:04,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:04,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:04,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-02-10 00:26:04,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:04,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:04,985 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 00:26:04,991 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 00:26:05,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:05,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:05,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:05,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:05,007 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:05,008 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:05,013 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 00:26:05,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:05,032 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 00:26:05,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:05,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:05,034 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 00:26:05,046 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 00:26:05,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:05,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:26:05,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:05,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:05,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:05,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:26:05,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:26:05,060 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 00:26:05,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:05,077 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 00:26:05,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:05,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:05,082 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 00:26:05,087 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 00:26:05,087 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 00:26:05,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:05,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:05,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:05,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:05,097 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:05,097 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:05,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:05,117 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 00:26:05,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:05,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:05,118 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 00:26:05,121 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 00:26:05,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:05,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:26:05,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:05,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:05,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:05,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:26:05,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:26:05,132 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 00:26:05,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:05,159 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 00:26:05,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:05,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:05,161 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 00:26:05,164 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 00:26:05,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-10 00:26:05,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:05,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-10 00:26:05,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:05,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:05,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:05,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-10 00:26:05,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-10 00:26:05,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-10 00:26:05,201 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 00:26:05,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:05,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:05,209 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 00:26:05,215 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 00:26:05,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-10 00:26:05,223 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 00:26:05,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-10 00:26:05,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-10 00:26:05,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-10 00:26:05,228 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-10 00:26:05,228 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-10 00:26:05,242 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-10 00:26:05,251 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-02-10 00:26:05,251 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-02-10 00:26:05,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:26:05,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:26:05,267 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 00:26:05,269 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 00:26:05,269 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-10 00:26:05,301 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-10 00:26:05,301 INFO L513 LassoAnalysis]: Proved termination. [2024-02-10 00:26:05,301 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork4_j, N) = -1*thread2Thread1of1ForFork4_j + 1*N Supporting invariants [] [2024-02-10 00:26:05,322 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 00:26:05,324 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-10 00:26:05,339 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-10 00:26:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:26:05,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-10 00:26:05,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:26:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-10 00:26:05,357 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-10 00:26:05,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-10 00:26:05,396 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 00:26:05,397 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 00:26:05,398 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 00:26:05,552 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 894 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2024-02-10 00:26:05,552 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-10 00:26:05,552 INFO L112 BuchiIntersect]: use intersection optimizations [2024-02-10 00:26:05,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 894 transitions. [2024-02-10 00:26:05,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 894 transitions. [2024-02-10 00:26:05,564 INFO L79 tersectStemOptimized]: Starting StemOptimized Intersection [2024-02-10 00:26:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states and 894 transitions. [2024-02-10 00:26:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 894 transitions. [2024-02-10 00:26:06,852 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 00:26:07,458 INFO L90 tersectStemOptimized]: Exiting StemOptimized Intersection [2024-02-10 00:26:07,459 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-10 00:26:07,459 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 00:26:07,461 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 00:26:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 344 transitions. [2024-02-10 00:26:07,462 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 344 transitions. Stem has 5 letters. Loop has 4 letters. [2024-02-10 00:26:07,462 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:26:07,462 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 344 transitions. Stem has 9 letters. Loop has 4 letters. [2024-02-10 00:26:07,462 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:26:07,463 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 344 transitions. Stem has 5 letters. Loop has 8 letters. [2024-02-10 00:26:07,463 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-10 00:26:07,463 INFO L428 stractBuchiCegarLoop]: Abstraction has has 91 places, 12247 transitions, 80910 flow [2024-02-10 00:26:07,463 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-10 00:26:07,463 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:26:07,464 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 91 places, 12247 transitions, 80910 flow [2024-02-10 00:28:13,576 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 Received shutdown request... [2024-02-10 00:29:23,449 WARN L341 stractBuchiCegarLoop]: Verification cancelled [2024-02-10 00:29:23,455 INFO L201 PluginConnector]: Adding new model map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 12:29:23 BoogieIcfgContainer [2024-02-10 00:29:23,456 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 00:29:23,458 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 00:29:23,459 INFO L158 Benchmark]: Toolchain (without parser) took 257204.92ms. Allocated memory was 195.0MB in the beginning and 7.9GB in the end (delta: 7.7GB). Free memory was 156.1MB in the beginning and 6.1GB in the end (delta: -6.0GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. [2024-02-10 00:29:23,460 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 195.0MB. Free memory is still 157.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 00:29:23,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.93ms. Allocated memory is still 195.0MB. Free memory was 156.1MB in the beginning and 154.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-10 00:29:23,461 INFO L158 Benchmark]: Boogie Preprocessor took 103.25ms. Allocated memory was 195.0MB in the beginning and 372.2MB in the end (delta: 177.2MB). Free memory was 154.6MB in the beginning and 345.5MB in the end (delta: -190.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-10 00:29:23,462 INFO L158 Benchmark]: RCFGBuilder took 312.74ms. Allocated memory is still 372.2MB. Free memory was 345.5MB in the beginning and 335.0MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-02-10 00:29:23,464 INFO L158 Benchmark]: BuchiAutomizer took 256746.90ms. Allocated memory was 372.2MB in the beginning and 7.9GB in the end (delta: 7.5GB). Free memory was 335.0MB in the beginning and 6.1GB in the end (delta: -5.8GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. [2024-02-10 00:29:23,467 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11ms. Allocated memory is still 195.0MB. Free memory is still 157.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.93ms. Allocated memory is still 195.0MB. Free memory was 156.1MB in the beginning and 154.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 103.25ms. Allocated memory was 195.0MB in the beginning and 372.2MB in the end (delta: 177.2MB). Free memory was 154.6MB in the beginning and 345.5MB in the end (delta: -190.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 312.74ms. Allocated memory is still 372.2MB. Free memory was 345.5MB in the beginning and 335.0MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * BuchiAutomizer took 256746.90ms. Allocated memory was 372.2MB in the beginning and 7.9GB in the end (delta: 7.5GB). Free memory was 335.0MB in the beginning and 6.1GB in the end (delta: -5.8GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic) 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 N + -1 * j and consists of 5 locations. The remainder module has 80910 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 256.6s and 3 iterations. TraceHistogramMax:0. Analysis of lassos took 1.5s. Construction of modules took 0.1s. Büchi inclusion checks took 2.2s. Highest rank in rank-based complementation 1. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 402 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 400 mSDsluCounter, 525 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 243 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 319 IncrementalHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 282 mSDtfsCounter, 319 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital50 mio100 ax100 hnf100 lsp108 ukn58 mio100 lsp89 div100 bol100 ite100 ukn100 eq143 hnf93 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 364ms 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