/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-09 23:50:22,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-09 23:50:22,959 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-09 23:50:22,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-09 23:50:22,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-09 23:50:22,966 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-09 23:50:23,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-09 23:50:23,002 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-09 23:50:23,002 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-09 23:50:23,006 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-09 23:50:23,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-09 23:50:23,007 INFO L153 SettingsManager]: * Use SBE=true [2024-02-09 23:50:23,007 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-09 23:50:23,009 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-09 23:50:23,009 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-09 23:50:23,009 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-09 23:50:23,010 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-09 23:50:23,010 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-09 23:50:23,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-09 23:50:23,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-09 23:50:23,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-09 23:50:23,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-09 23:50:23,012 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-09 23:50:23,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-09 23:50:23,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-09 23:50:23,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-09 23:50:23,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-09 23:50:23,014 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-09 23:50:23,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-09 23:50:23,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-09 23:50:23,015 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-09 23:50:23,015 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-09 23:50:23,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-09 23:50:23,016 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-09 23:50:23,016 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-09 23:50:23,016 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-09 23:50:23,016 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-09 23:50:23,017 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-09 23:50:23,017 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2024-02-09 23:50:23,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-09 23:50:23,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-09 23:50:23,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-09 23:50:23,409 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-02-09 23:50:23,410 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-02-09 23:50:23,411 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl [2024-02-09 23:50:23,411 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl' [2024-02-09 23:50:23,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-09 23:50:23,448 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-02-09 23:50:23,449 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-09 23:50:23,449 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-09 23:50:23,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-09 23:50:23,459 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,479 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,500 INFO L138 Inliner]: procedures = 4, calls = 6, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-02-09 23:50:23,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-09 23:50:23,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-09 23:50:23,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-09 23:50:23,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-09 23:50:23,513 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,513 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,526 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,526 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,535 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,541 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,542 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,543 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 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-09 23:50:23,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-09 23:50:23,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-09 23:50:23,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-09 23:50:23,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:23" (1/1) ... [2024-02-09 23:50:23,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:23,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:23,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:23,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-09 23:50:23,655 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-02-09 23:50:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-09 23:50:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-09 23:50:23,655 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-02-09 23:50:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-09 23:50:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-09 23:50:23,655 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-02-09 23:50:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-09 23:50:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-09 23:50:23,655 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-02-09 23:50:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-09 23:50:23,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-09 23:50:23,656 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-09 23:50:23,695 INFO L236 CfgBuilder]: Building ICFG [2024-02-09 23:50:23,697 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-09 23:50:23,811 INFO L277 CfgBuilder]: Performing block encoding [2024-02-09 23:50:23,818 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-09 23:50:23,818 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-09 23:50:23,820 INFO L201 PluginConnector]: Adding new model map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:50:23 BoogieIcfgContainer [2024-02-09 23:50:23,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-09 23:50:23,821 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-09 23:50:23,821 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-09 23:50:23,824 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-09 23:50:23,825 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:50:23,825 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:50:23" (1/2) ... [2024-02-09 23:50:23,826 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d8ecc82 and model type map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 11:50:23, skipping insertion in model container [2024-02-09 23:50:23,826 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 23:50:23,827 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 09.02 11:50:23" (2/2) ... [2024-02-09 23:50:23,828 INFO L332 chiAutomizerObserver]: Analyzing ICFG map-aggr-update1-4modifiers.bpl [2024-02-09 23:50:23,921 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-02-09 23:50:23,957 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 75 places, 70 transitions, 182 flow [2024-02-09 23:50:23,990 INFO L124 PetriNetUnfolderBase]: 8/58 cut-off events. [2024-02-09 23:50:23,990 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-02-09 23:50:23,995 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. [2024-02-09 23:50:23,996 INFO L82 GeneralOperation]: Start removeDead. Operand has 75 places, 70 transitions, 182 flow [2024-02-09 23:50:24,004 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 69 places, 58 transitions, 152 flow [2024-02-09 23:50:24,009 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-09 23:50:24,010 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-09 23:50:24,010 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-09 23:50:24,010 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-09 23:50:24,010 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-09 23:50:24,010 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-09 23:50:24,010 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-09 23:50:24,010 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-09 23:50:24,011 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 69 places, 58 transitions, 152 flow [2024-02-09 23:50:24,015 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:24,016 INFO L124 PetriNetUnfolderBase]: 0/11 cut-off events. [2024-02-09 23:50:24,016 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-09 23:50:24,016 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:24,018 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-09 23:50:24,018 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 69 places, 58 transitions, 152 flow [2024-02-09 23:50:24,021 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:24,021 INFO L124 PetriNetUnfolderBase]: 0/11 cut-off events. [2024-02-09 23:50:24,021 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-09 23:50:24,021 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:24,025 INFO L748 eck$LassoCheckResult]: Stem: 79#[$Ultimate##0]true [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 81#[L34]true [153] L34-->$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] 83#[L34-1, $Ultimate##0]true [100] $Ultimate##0-->L57-1: Formula: (= v_thread1Thread1of1ForFork3_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_i] 85#[L57-1, L34-1]true [2024-02-09 23:50:24,026 INFO L750 eck$LassoCheckResult]: Loop: 85#[L57-1, L34-1]true [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[] 88#[L58, L34-1]true [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] 90#[L59, L34-1]true [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] 85#[L57-1, L34-1]true [2024-02-09 23:50:24,029 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:24,030 INFO L85 PathProgramCache]: Analyzing trace with hash 124968, now seen corresponding path program 1 times [2024-02-09 23:50:24,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:24,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250169755] [2024-02-09 23:50:24,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:24,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:24,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:24,131 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:24,133 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:24,133 INFO L85 PathProgramCache]: Analyzing trace with hash 131142, now seen corresponding path program 1 times [2024-02-09 23:50:24,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:24,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146926477] [2024-02-09 23:50:24,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:24,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:24,145 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:24,154 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:24,155 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:24,155 INFO L85 PathProgramCache]: Analyzing trace with hash -571944257, now seen corresponding path program 1 times [2024-02-09 23:50:24,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:24,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443500398] [2024-02-09 23:50:24,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:24,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:24,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:24,185 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:24,323 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:50:24,323 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:50:24,323 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:50:24,323 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:50:24,323 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:50:24,323 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:24,324 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:50:24,324 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:50:24,324 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration1_Lasso [2024-02-09 23:50:24,324 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:50:24,324 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:50:24,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:24,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:24,453 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:50:24,456 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:50:24,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:24,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:24,460 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:24,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-02-09 23:50:24,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:24,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:24,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:24,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:24,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:24,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:24,515 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:24,531 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:50:24,543 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-02-09 23:50:24,544 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-09 23:50:24,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:24,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:24,547 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:24,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-02-09 23:50:24,553 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:50:24,571 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-09 23:50:24,572 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:50:24,573 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork3_i, N) = -1*thread1Thread1of1ForFork3_i + 1*N Supporting invariants [] [2024-02-09 23:50:24,580 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:24,585 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 23:50:24,607 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:24,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:50:24,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:24,644 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 23:50:24,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:24,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:50:24,717 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-02-09 23:50:24,720 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:24,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:25,010 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 [2024-02-09 23:50:25,011 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-09 23:50:25,012 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-09 23:50:25,027 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-09 23:50:25,027 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-09 23:50:25,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-09 23:50:25,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:25,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 344 transitions. [2024-02-09 23:50:25,040 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 344 transitions. Stem has 3 letters. Loop has 3 letters. [2024-02-09 23:50:25,040 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:25,040 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 344 transitions. Stem has 6 letters. Loop has 3 letters. [2024-02-09 23:50:25,041 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:25,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 344 transitions. Stem has 3 letters. Loop has 6 letters. [2024-02-09 23:50:25,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:25,042 INFO L428 stractBuchiCegarLoop]: Abstraction has has 87 places, 1476 transitions, 6810 flow [2024-02-09 23:50:25,042 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-09 23:50:25,043 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 87 places, 1476 transitions, 6810 flow [2024-02-09 23:50:25,141 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:25,142 INFO L124 PetriNetUnfolderBase]: 335/456 cut-off events. [2024-02-09 23:50:25,142 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2024-02-09 23:50:25,142 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:25,143 INFO L748 eck$LassoCheckResult]: Stem: 79#[$Ultimate##0]true [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 81#[L34]true [153] L34-->$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] 83#[L34-1, $Ultimate##0]true [156] L34-1-->$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] 156#[$Ultimate##0, $Ultimate##0, L35]true [159] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 158#[$Ultimate##0, $Ultimate##0, L36, $Ultimate##0]true [118] $Ultimate##0-->L89-1: Formula: (= v_thread3Thread1of1ForFork5_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_k] 160#[$Ultimate##0, L36, L89-1, $Ultimate##0]true [120] L89-1-->L90: Formula: (< v_thread3Thread1of1ForFork5_k_5 v_N_5) InVars {N=v_N_5, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_5} OutVars{N=v_N_5, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_5} AuxVars[] AssignedVars[] 162#[$Ultimate##0, L90, L36, $Ultimate##0]true [122] L90-->L91: Formula: (= (store v_B_4 v_thread3Thread1of1ForFork5_k_7 v_thread3Thread1of1ForFork5_k_7) v_B_3) InVars {thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 164#[$Ultimate##0, L36, L91, $Ultimate##0]true [123] L91-->L89-1: Formula: (= (+ v_thread3Thread1of1ForFork5_k_9 1) v_thread3Thread1of1ForFork5_k_10) InVars {thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_9} OutVars{thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_k] 160#[$Ultimate##0, L36, L89-1, $Ultimate##0]true [2024-02-09 23:50:25,143 INFO L750 eck$LassoCheckResult]: Loop: 160#[$Ultimate##0, L36, L89-1, $Ultimate##0]true [120] L89-1-->L90: Formula: (< v_thread3Thread1of1ForFork5_k_5 v_N_5) InVars {N=v_N_5, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_5} OutVars{N=v_N_5, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_5} AuxVars[] AssignedVars[] 162#[$Ultimate##0, L90, L36, $Ultimate##0]true [122] L90-->L91: Formula: (= (store v_B_4 v_thread3Thread1of1ForFork5_k_7 v_thread3Thread1of1ForFork5_k_7) v_B_3) InVars {thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 164#[$Ultimate##0, L36, L91, $Ultimate##0]true [123] L91-->L89-1: Formula: (= (+ v_thread3Thread1of1ForFork5_k_9 1) v_thread3Thread1of1ForFork5_k_10) InVars {thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_9} OutVars{thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_k] 160#[$Ultimate##0, L36, L89-1, $Ultimate##0]true [120] L89-1-->L90: Formula: (< v_thread3Thread1of1ForFork5_k_5 v_N_5) InVars {N=v_N_5, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_5} OutVars{N=v_N_5, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_5} AuxVars[] AssignedVars[] 162#[$Ultimate##0, L90, L36, $Ultimate##0]true [122] L90-->L91: Formula: (= (store v_B_4 v_thread3Thread1of1ForFork5_k_7 v_thread3Thread1of1ForFork5_k_7) v_B_3) InVars {thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 164#[$Ultimate##0, L36, L91, $Ultimate##0]true [123] L91-->L89-1: Formula: (= (+ v_thread3Thread1of1ForFork5_k_9 1) v_thread3Thread1of1ForFork5_k_10) InVars {thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_9} OutVars{thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_k] 160#[$Ultimate##0, L36, L89-1, $Ultimate##0]true [2024-02-09 23:50:25,143 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:25,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1773691458, now seen corresponding path program 1 times [2024-02-09 23:50:25,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:25,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365674834] [2024-02-09 23:50:25,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:25,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:25,166 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:25,172 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:25,172 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:25,172 INFO L85 PathProgramCache]: Analyzing trace with hash 144487585, now seen corresponding path program 1 times [2024-02-09 23:50:25,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:25,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361403646] [2024-02-09 23:50:25,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:25,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:25,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:25,201 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:25,203 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:25,204 INFO L85 PathProgramCache]: Analyzing trace with hash -646405598, now seen corresponding path program 2 times [2024-02-09 23:50:25,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:25,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840747501] [2024-02-09 23:50:25,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:25,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:25,227 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:25,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:25,372 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:50:25,372 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:50:25,373 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:50:25,373 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:50:25,373 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:50:25,373 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,373 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:50:25,373 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:50:25,373 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration2_Lasso [2024-02-09 23:50:25,373 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:50:25,373 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:50:25,375 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,377 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,382 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:25,530 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:50:25,530 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:50:25,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,536 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-02-09 23:50:25,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:25,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:25,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:25,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:25,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:25,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:25,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:25,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:25,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:25,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:25,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,621 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:25,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:25,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:25,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:25,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:25,643 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:25,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:25,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-02-09 23:50:25,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:25,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:25,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,663 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:25,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:25,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:25,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:25,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:25,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:25,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:25,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-02-09 23:50:25,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:25,696 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:25,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,713 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:25,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:25,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:25,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:25,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:25,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:25,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:25,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:25,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-02-09 23:50:25,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:25,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:25,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,740 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-02-09 23:50:25,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:25,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:25,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:25,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:25,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:25,751 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:25,751 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:25,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:25,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-02-09 23:50:25,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,782 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:25,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:25,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:25,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:25,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:25,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:25,811 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:25,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-02-09 23:50:25,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:25,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-02-09 23:50:25,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,825 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-02-09 23:50:25,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:25,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:25,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:25,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:25,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:25,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:25,841 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:25,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:25,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:25,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,877 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:25,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:25,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:25,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:25,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:25,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:25,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:25,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:25,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-02-09 23:50:25,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:25,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:25,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,910 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-02-09 23:50:25,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:25,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:25,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:25,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:25,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:25,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:25,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:25,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:25,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:25,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:25,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:25,979 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:25,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-02-09 23:50:25,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:26,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:26,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:26,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:26,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:26,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:26,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:26,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:26,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:26,014 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-02-09 23:50:26,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:26,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:26,015 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:26,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-02-09 23:50:26,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:26,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:26,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:26,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:26,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:26,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:26,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:26,056 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:50:26,075 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-02-09 23:50:26,075 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-02-09 23:50:26,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:26,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:26,076 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:26,081 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:50:26,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-02-09 23:50:26,109 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-09 23:50:26,109 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:50:26,109 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork5_k, N) = -1*thread3Thread1of1ForFork5_k + 1*N Supporting invariants [] [2024-02-09 23:50:26,127 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 [2024-02-09 23:50:26,133 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-09 23:50:26,143 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:26,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:50:26,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:26,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:50:26,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:50:26,222 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-09 23:50:26,223 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:26,367 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 8 states and 826 transitions.5 powerset states3 rank states. The highest rank that occured is 1 [2024-02-09 23:50:26,367 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-09 23:50:26,367 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-09 23:50:26,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:26,606 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-09 23:50:26,606 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-09 23:50:26,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-09 23:50:26,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:26,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 274 transitions. [2024-02-09 23:50:26,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 274 transitions. Stem has 8 letters. Loop has 6 letters. [2024-02-09 23:50:26,608 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:26,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 274 transitions. Stem has 14 letters. Loop has 6 letters. [2024-02-09 23:50:26,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:26,609 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 274 transitions. Stem has 8 letters. Loop has 12 letters. [2024-02-09 23:50:26,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:26,609 INFO L428 stractBuchiCegarLoop]: Abstraction has has 103 places, 34696 transitions, 229140 flow [2024-02-09 23:50:26,609 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-09 23:50:26,609 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 103 places, 34696 transitions, 229140 flow [2024-02-09 23:50:32,977 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-09 23:50:32,978 INFO L124 PetriNetUnfolderBase]: 21941/24975 cut-off events. [2024-02-09 23:50:32,978 INFO L125 PetriNetUnfolderBase]: For 2271/2271 co-relation queries the response was YES. [2024-02-09 23:50:32,978 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2024-02-09 23:50:32,978 INFO L748 eck$LassoCheckResult]: Stem: 79#[$Ultimate##0]true [94] $Ultimate##0-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 81#[L34]true [153] L34-->$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] 83#[L34-1, $Ultimate##0]true [156] L34-1-->$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] 156#[$Ultimate##0, $Ultimate##0, L35]true [159] L35-->$Ultimate##0: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 158#[$Ultimate##0, $Ultimate##0, L36, $Ultimate##0]true [144] L36-->$Ultimate##0: Formula: (and (= 4 v_thread3Thread1of1ForFork0_thidvar1_2) (= 4 v_thread3Thread1of1ForFork0_thidvar0_2) (= 4 v_thread3Thread1of1ForFork0_thidvar2_2) (= 4 v_thread3Thread1of1ForFork0_thidvar3_2)) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_14, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0] 258#[$Ultimate##0, $Ultimate##0, L37, $Ultimate##0, $Ultimate##0]true [124] $Ultimate##0-->L89-1: Formula: (= v_thread3Thread1of1ForFork0_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k] 260#[$Ultimate##0, $Ultimate##0, L37, L89-1, $Ultimate##0]true [126] L89-1-->L90: Formula: (< v_thread3Thread1of1ForFork0_k_5 v_N_5) InVars {thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_5, N=v_N_5} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_5, N=v_N_5} AuxVars[] AssignedVars[] 262#[L90, $Ultimate##0, $Ultimate##0, L37, $Ultimate##0]true [128] L90-->L91: Formula: (= (store v_B_4 v_thread3Thread1of1ForFork0_k_7 v_thread3Thread1of1ForFork0_k_7) v_B_3) InVars {thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 264#[$Ultimate##0, L91, $Ultimate##0, L37, $Ultimate##0]true [147] L37-->$Ultimate##0: Formula: (and (= 5 v_thread3Thread1of1ForFork1_thidvar1_2) (= 5 v_thread3Thread1of1ForFork1_thidvar2_2) (= 5 v_thread3Thread1of1ForFork1_thidvar3_2) (= 5 v_thread3Thread1of1ForFork1_thidvar0_2) (= 5 v_thread3Thread1of1ForFork1_thidvar4_2)) InVars {} OutVars{thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_14, thread3Thread1of1ForFork1_thidvar0=v_thread3Thread1of1ForFork1_thidvar0_2, thread3Thread1of1ForFork1_thidvar3=v_thread3Thread1of1ForFork1_thidvar3_2, thread3Thread1of1ForFork1_thidvar4=v_thread3Thread1of1ForFork1_thidvar4_2, thread3Thread1of1ForFork1_thidvar1=v_thread3Thread1of1ForFork1_thidvar1_2, thread3Thread1of1ForFork1_thidvar2=v_thread3Thread1of1ForFork1_thidvar2_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_k, thread3Thread1of1ForFork1_thidvar0, thread3Thread1of1ForFork1_thidvar3, thread3Thread1of1ForFork1_thidvar4, thread3Thread1of1ForFork1_thidvar1, thread3Thread1of1ForFork1_thidvar2] 266#[$Ultimate##0, L91, $Ultimate##0, $Ultimate##0, L38, $Ultimate##0]true [129] L91-->L89-1: Formula: (= v_thread3Thread1of1ForFork0_k_10 (+ v_thread3Thread1of1ForFork0_k_9 1)) InVars {thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_9} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k] 268#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L38, L89-1, $Ultimate##0]true [2024-02-09 23:50:32,979 INFO L750 eck$LassoCheckResult]: Loop: 268#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L38, L89-1, $Ultimate##0]true [126] L89-1-->L90: Formula: (< v_thread3Thread1of1ForFork0_k_5 v_N_5) InVars {thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_5, N=v_N_5} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_5, N=v_N_5} AuxVars[] AssignedVars[] 271#[L90, $Ultimate##0, $Ultimate##0, $Ultimate##0, L38, $Ultimate##0]true [128] L90-->L91: Formula: (= (store v_B_4 v_thread3Thread1of1ForFork0_k_7 v_thread3Thread1of1ForFork0_k_7) v_B_3) InVars {thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 266#[$Ultimate##0, L91, $Ultimate##0, $Ultimate##0, L38, $Ultimate##0]true [129] L91-->L89-1: Formula: (= v_thread3Thread1of1ForFork0_k_10 (+ v_thread3Thread1of1ForFork0_k_9 1)) InVars {thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_9} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k] 268#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L38, L89-1, $Ultimate##0]true [126] L89-1-->L90: Formula: (< v_thread3Thread1of1ForFork0_k_5 v_N_5) InVars {thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_5, N=v_N_5} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_5, N=v_N_5} AuxVars[] AssignedVars[] 271#[L90, $Ultimate##0, $Ultimate##0, $Ultimate##0, L38, $Ultimate##0]true [128] L90-->L91: Formula: (= (store v_B_4 v_thread3Thread1of1ForFork0_k_7 v_thread3Thread1of1ForFork0_k_7) v_B_3) InVars {thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_7, B=v_B_4} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_7, B=v_B_3} AuxVars[] AssignedVars[B] 266#[$Ultimate##0, L91, $Ultimate##0, $Ultimate##0, L38, $Ultimate##0]true [129] L91-->L89-1: Formula: (= v_thread3Thread1of1ForFork0_k_10 (+ v_thread3Thread1of1ForFork0_k_9 1)) InVars {thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_9} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_10} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k] 268#[$Ultimate##0, $Ultimate##0, $Ultimate##0, L38, L89-1, $Ultimate##0]true [2024-02-09 23:50:32,979 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:32,979 INFO L85 PathProgramCache]: Analyzing trace with hash 163655291, now seen corresponding path program 1 times [2024-02-09 23:50:32,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:32,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754841488] [2024-02-09 23:50:32,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:32,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:32,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:32,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:32,999 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:32,999 INFO L85 PathProgramCache]: Analyzing trace with hash 321988321, now seen corresponding path program 1 times [2024-02-09 23:50:33,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:33,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978803679] [2024-02-09 23:50:33,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:33,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:33,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:33,003 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:33,006 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:33,007 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:33,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1668279845, now seen corresponding path program 2 times [2024-02-09 23:50:33,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 23:50:33,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306134553] [2024-02-09 23:50:33,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 23:50:33,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 23:50:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:33,016 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 23:50:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 23:50:33,021 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 23:50:33,200 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 23:50:33,200 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 23:50:33,200 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 23:50:33,201 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 23:50:33,201 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 23:50:33,201 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:33,201 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 23:50:33,201 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 23:50:33,201 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration3_Lasso [2024-02-09 23:50:33,201 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 23:50:33,202 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 23:50:33,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,230 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,234 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,248 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 23:50:33,395 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 23:50:33,396 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 23:50:33,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:33,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:33,397 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:33,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:33,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-02-09 23:50:33,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:33,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:33,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:33,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:33,409 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:33,409 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:33,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:33,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-02-09 23:50:33,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:33,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:33,429 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:33,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-02-09 23:50:33,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:33,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:33,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 23:50:33,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:33,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:33,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:33,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 23:50:33,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 23:50:33,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:33,457 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-02-09 23:50:33,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:33,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:33,458 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:33,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:33,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:33,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:33,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:33,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:33,468 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:33,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:33,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-02-09 23:50:33,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-02-09 23:50:33,483 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 [2024-02-09 23:50:33,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:33,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:33,485 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:33,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-02-09 23:50:33,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-02-09 23:50:33,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 23:50:33,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 23:50:33,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 23:50:33,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 23:50:33,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-02-09 23:50:33,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-02-09 23:50:33,503 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 23:50:33,512 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-02-09 23:50:33,513 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-02-09 23:50:33,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 23:50:33,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 23:50:33,517 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 23:50:33,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-02-09 23:50:33,521 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 23:50:33,528 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-02-09 23:50:33,529 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 23:50:33,529 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork0_k, N) = -1*thread3Thread1of1ForFork0_k + 1*N Supporting invariants [] [2024-02-09 23:50:33,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:33,549 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-02-09 23:50:33,558 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 23:50:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:33,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 23:50:33,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 23:50:33,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2024-02-09 23:50:33,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 23:50:33,621 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 23:50:33,622 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-02-09 23:50:33,622 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:33,716 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 8 states and 826 transitions.5 powerset states3 rank states. The highest rank that occured is 1 [2024-02-09 23:50:33,716 INFO L89 BuchiIntersect]: Starting Intersection [2024-02-09 23:50:33,717 INFO L72 uchiIntersectDefault]: Starting Basic Intersection [2024-02-09 23:50:34,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-02-09 23:50:41,034 INFO L85 uchiIntersectDefault]: Exiting Basic Intersection [2024-02-09 23:50:41,034 INFO L99 BuchiIntersect]: Exiting Intersection [2024-02-09 23:50:41,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-09 23:50:41,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 23:50:41,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 274 transitions. [2024-02-09 23:50:41,035 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 274 transitions. Stem has 10 letters. Loop has 6 letters. [2024-02-09 23:50:41,036 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:41,036 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 274 transitions. Stem has 16 letters. Loop has 6 letters. [2024-02-09 23:50:41,036 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:41,036 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 274 transitions. Stem has 10 letters. Loop has 12 letters. [2024-02-09 23:50:41,036 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 23:50:41,036 INFO L428 stractBuchiCegarLoop]: Abstraction has has 119 places, 815232 transitions, 7006272 flow [2024-02-09 23:50:41,036 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-02-09 23:50:41,036 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 119 places, 815232 transitions, 7006272 flow Received shutdown request... [2024-02-09 23:53:45,835 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-02-09 23:53:45,857 WARN L341 stractBuchiCegarLoop]: Verification cancelled [2024-02-09 23:53:45,862 INFO L201 PluginConnector]: Adding new model map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.02 11:53:45 BoogieIcfgContainer [2024-02-09 23:53:45,863 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-09 23:53:45,863 INFO L158 Benchmark]: Toolchain (without parser) took 202414.89ms. Allocated memory was 158.3MB in the beginning and 7.6GB in the end (delta: 7.4GB). Free memory was 118.9MB in the beginning and 5.4GB in the end (delta: -5.3GB). Peak memory consumption was 3.8GB. Max. memory is 8.0GB. [2024-02-09 23:53:45,863 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 158.3MB. Free memory is still 120.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-09 23:53:45,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.36ms. Allocated memory is still 158.3MB. Free memory was 118.8MB in the beginning and 132.3MB in the end (delta: -13.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-02-09 23:53:45,864 INFO L158 Benchmark]: Boogie Preprocessor took 44.23ms. Allocated memory is still 158.3MB. Free memory was 132.3MB in the beginning and 131.0MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-09 23:53:45,864 INFO L158 Benchmark]: RCFGBuilder took 270.93ms. Allocated memory is still 158.3MB. Free memory was 131.0MB in the beginning and 121.0MB in the end (delta: 10.1MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-02-09 23:53:45,865 INFO L158 Benchmark]: BuchiAutomizer took 202041.89ms. Allocated memory was 158.3MB in the beginning and 7.6GB in the end (delta: 7.4GB). Free memory was 120.8MB in the beginning and 5.4GB in the end (delta: -5.3GB). Peak memory consumption was 3.8GB. Max. memory is 8.0GB. [2024-02-09 23:53:45,866 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 158.3MB. Free memory is still 120.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.36ms. Allocated memory is still 158.3MB. Free memory was 118.8MB in the beginning and 132.3MB in the end (delta: -13.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.23ms. Allocated memory is still 158.3MB. Free memory was 132.3MB in the beginning and 131.0MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 270.93ms. Allocated memory is still 158.3MB. Free memory was 131.0MB in the beginning and 121.0MB in the end (delta: 10.1MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 202041.89ms. Allocated memory was 158.3MB in the beginning and 7.6GB in the end (delta: 7.4GB). Free memory was 120.8MB in the beginning and 5.4GB in the end (delta: -5.3GB). Peak memory consumption was 3.8GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (0 trivial, 3 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * i + N and consists of 5 locations. One deterministic module has affine ranking function -1 * k + N and consists of 4 locations. One deterministic module has affine ranking function -1 * k + N and consists of 4 locations. The remainder module has 7006272 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 201.9s and 4 iterations. TraceHistogramMax:0. Analysis of lassos took 2.1s. Construction of modules took 0.2s. Büchi inclusion checks took 8.1s. 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: 6/6 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 608 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 605 mSDsluCounter, 810 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 378 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 452 IncrementalHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 432 mSDtfsCounter, 452 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital66 mio100 ax100 hnf100 lsp86 ukn57 mio100 lsp93 div100 bol100 ite100 ukn100 eq151 hnf93 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 115ms 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 PetriNetUnfolderBuchi. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown