/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_AUTOMATON -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:14:04,635 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:14:04,711 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-10-12 17:14:04,747 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:14:04,747 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:14:04,748 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:14:04,749 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:14:04,749 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:14:04,749 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:14:04,750 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:14:04,750 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:14:04,750 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:14:04,751 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:14:04,754 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:14:04,755 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:14:04,755 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:14:04,756 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:14:04,757 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:14:04,757 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:14:04,757 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:14:04,757 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:14:04,758 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:14:04,759 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:14:04,759 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:14:04,759 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:14:04,759 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:14:04,759 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:14:04,760 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:14:04,760 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:14:04,760 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:14:04,761 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:14:04,761 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:14:04,761 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:14:04,763 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:14:04,763 INFO L137 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_AUTOMATON [2023-10-12 17:14:04,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:14:05,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:14:05,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:14:05,027 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:14:05,028 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:14:05,029 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun.wvr.bpl [2023-10-12 17:14:05,030 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun.wvr.bpl' [2023-10-12 17:14:05,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:14:05,054 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:14:05,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:14:05,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:14:05,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:14:05,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,082 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:14:05,083 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:14:05,084 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:14:05,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:14:05,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:14:05,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,095 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,099 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,103 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:14:05,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:14:05,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:14:05,112 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:14:05,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/1) ... [2023-10-12 17:14:05,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:05,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:05,146 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) [2023-10-12 17:14:05,157 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 [2023-10-12 17:14:05,186 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:14:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:14:05,186 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:14:05,186 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:14:05,186 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:14:05,186 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:14:05,186 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:14:05,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:14:05,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:14:05,187 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:14:05,188 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:14:05,188 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:14:05,189 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-10-12 17:14:05,239 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:14:05,241 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:14:05,352 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:14:05,367 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:14:05,367 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:14:05,369 INFO L201 PluginConnector]: Adding new model min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:14:05 BoogieIcfgContainer [2023-10-12 17:14:05,370 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:14:05,371 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:14:05,371 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:14:05,375 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:14:05,375 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:14:05,376 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:14:05" (1/2) ... [2023-10-12 17:14:05,377 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@376458fe and model type min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:14:05, skipping insertion in model container [2023-10-12 17:14:05,377 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:14:05,377 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:14:05" (2/2) ... [2023-10-12 17:14:05,378 INFO L332 chiAutomizerObserver]: Analyzing ICFG min-fun.wvr.bpl [2023-10-12 17:14:05,463 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-10-12 17:14:05,486 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 36 places, 32 transitions, 88 flow [2023-10-12 17:14:05,506 INFO L124 PetriNetUnfolderBase]: 3/26 cut-off events. [2023-10-12 17:14:05,506 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-10-12 17:14:05,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 3/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 28 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2023-10-12 17:14:05,510 INFO L82 GeneralOperation]: Start removeDead. Operand has 36 places, 32 transitions, 88 flow [2023-10-12 17:14:05,514 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 33 places, 26 transitions, 70 flow [2023-10-12 17:14:05,517 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:14:05,529 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 26 transitions, 70 flow [2023-10-12 17:14:05,532 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 26 transitions, 70 flow [2023-10-12 17:14:05,532 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 33 places, 26 transitions, 70 flow [2023-10-12 17:14:05,539 INFO L124 PetriNetUnfolderBase]: 3/26 cut-off events. [2023-10-12 17:14:05,539 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-10-12 17:14:05,540 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 3/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 28 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2023-10-12 17:14:05,540 INFO L119 LiptonReduction]: Number of co-enabled transitions 144 [2023-10-12 17:14:05,873 INFO L134 LiptonReduction]: Checked pairs total: 124 [2023-10-12 17:14:05,873 INFO L136 LiptonReduction]: Total number of compositions: 12 [2023-10-12 17:14:05,893 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:14:05,894 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:14:05,894 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:14:05,894 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:14:05,894 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:14:05,894 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:14:05,894 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:14:05,894 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-10-12 17:14:05,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2023-10-12 17:14:05,939 INFO L131 ngComponentsAnalysis]: Automaton has 15 accepting balls. 15 [2023-10-12 17:14:05,939 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:14:05,940 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:14:05,949 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-10-12 17:14:05,949 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:14:05,950 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:14:05,951 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 24 states, but on-demand construction may add more states [2023-10-12 17:14:05,957 INFO L131 ngComponentsAnalysis]: Automaton has 15 accepting balls. 15 [2023-10-12 17:14:05,958 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:14:05,958 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:14:05,958 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-10-12 17:14:05,958 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:14:05,962 INFO L748 eck$LassoCheckResult]: Stem: 39#[$Ultimate##0]don't care [102] $Ultimate##0-->L59: Formula: (and (= v_i_21 v_j_21) (= v_i_21 v_min3_21) (<= 0 v_M_14) (= v_i_21 v_min1_21) (= v_i_21 v_min2_21) (= v_M_14 v_k_17) (< v_M_14 v_N_18) (= v_i_21 0)) InVars {min2=v_min2_21, min3=v_min3_21, min1=v_min1_21, N=v_N_18, M=v_M_14, k=v_k_17, j=v_j_21, i=v_i_21} OutVars{min2=v_min2_21, min3=v_min3_21, min1=v_min1_21, N=v_N_18, M=v_M_14, k=v_k_17, j=v_j_21, i=v_i_21} AuxVars[] AssignedVars[] 42#[L59]don't care [81] L59-->L23-1: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 44#[L23-1, L59-1]don't care [2023-10-12 17:14:05,963 INFO L750 eck$LassoCheckResult]: Loop: 44#[L23-1, L59-1]don't care [96] L23-1-->L23-1: Formula: (and (= v_i_15 (+ v_i_16 1)) (< v_i_16 v_N_10) (= (let ((.cse0 (select v_A_12 v_i_16))) (ite (< .cse0 v_min1_12) .cse0 v_min1_12)) v_min1_11)) InVars {A=v_A_12, min1=v_min1_12, N=v_N_10, i=v_i_16} OutVars{A=v_A_12, min1=v_min1_11, N=v_N_10, i=v_i_15} AuxVars[] AssignedVars[min1, i] 44#[L23-1, L59-1]don't care [2023-10-12 17:14:05,970 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:05,970 INFO L85 PathProgramCache]: Analyzing trace with hash 4204, now seen corresponding path program 1 times [2023-10-12 17:14:05,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:05,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883667509] [2023-10-12 17:14:05,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:05,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:06,045 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:06,075 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:06,077 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:06,078 INFO L85 PathProgramCache]: Analyzing trace with hash 127, now seen corresponding path program 1 times [2023-10-12 17:14:06,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:06,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689359350] [2023-10-12 17:14:06,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:06,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:06,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:06,099 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:06,100 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:06,100 INFO L85 PathProgramCache]: Analyzing trace with hash 130420, now seen corresponding path program 1 times [2023-10-12 17:14:06,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:06,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104602016] [2023-10-12 17:14:06,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:06,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:06,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:06,122 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:06,276 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:14:06,277 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:14:06,277 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:14:06,277 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:14:06,277 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:14:06,277 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:06,277 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:14:06,277 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:14:06,277 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-fun.wvr.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:14:06,277 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:14:06,278 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:14:06,295 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:06,307 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:06,309 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:06,360 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:06,363 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:06,484 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:14:06,488 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:14:06,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:06,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:06,503 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) [2023-10-12 17:14:06,510 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 [2023-10-12 17:14:06,511 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 [2023-10-12 17:14:06,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:06,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:06,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:06,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:06,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:06,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:06,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:06,569 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 [2023-10-12 17:14:06,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:06,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:06,571 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) [2023-10-12 17:14:06,573 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 [2023-10-12 17:14:06,575 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 [2023-10-12 17:14:06,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:06,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:06,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:06,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:06,586 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:06,586 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:06,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:06,625 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 [2023-10-12 17:14:06,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:06,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:06,627 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) [2023-10-12 17:14:06,628 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 [2023-10-12 17:14:06,630 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 [2023-10-12 17:14:06,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:06,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:06,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:06,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:06,643 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:06,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:06,665 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:14:06,684 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-10-12 17:14:06,685 INFO L444 ModelExtractionUtils]: 8 out of 16 variables were initially zero. Simplification set additionally 5 variables to zero. [2023-10-12 17:14:06,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:06,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:06,689 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) [2023-10-12 17:14:06,689 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 [2023-10-12 17:14:06,746 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:14:06,764 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:14:06,764 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:14:06,765 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i, N) = -1*i + 1*N Supporting invariants [] [2023-10-12 17:14:06,771 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 [2023-10-12 17:14:06,775 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:14:06,804 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:06,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:14:06,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:06,838 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:14:06,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:14:06,869 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:14:06,871 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 24 states, but on-demand construction may add more states Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-10-12 17:14:06,937 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 24 states, but on-demand construction may add more states. Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 65 states and 193 transitions. Complement of second has 5 states. [2023-10-12 17:14:06,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:14:06,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-10-12 17:14:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2023-10-12 17:14:06,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 2 letters. Loop has 1 letters. [2023-10-12 17:14:06,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:06,952 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 3 letters. Loop has 1 letters. [2023-10-12 17:14:06,954 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:06,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 2 letters. Loop has 2 letters. [2023-10-12 17:14:06,961 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:06,962 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 193 transitions. [2023-10-12 17:14:06,967 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 12 [2023-10-12 17:14:06,972 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 39 states and 120 transitions. [2023-10-12 17:14:06,973 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-10-12 17:14:06,973 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2023-10-12 17:14:06,974 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 120 transitions. [2023-10-12 17:14:06,974 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:14:06,974 INFO L219 hiAutomatonCegarLoop]: Abstraction has 39 states and 120 transitions. [2023-10-12 17:14:06,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 120 transitions. [2023-10-12 17:14:06,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 29. [2023-10-12 17:14:06,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 3.1724137931034484) internal successors, (92), 28 states have internal predecessors, (92), 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) [2023-10-12 17:14:06,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 92 transitions. [2023-10-12 17:14:06,999 INFO L241 hiAutomatonCegarLoop]: Abstraction has 29 states and 92 transitions. [2023-10-12 17:14:06,999 INFO L430 stractBuchiCegarLoop]: Abstraction has 29 states and 92 transitions. [2023-10-12 17:14:06,999 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:14:06,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 92 transitions. [2023-10-12 17:14:07,000 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 12 [2023-10-12 17:14:07,000 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:14:07,000 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:14:07,000 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-10-12 17:14:07,000 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:14:07,001 INFO L748 eck$LassoCheckResult]: Stem: 235#[$Ultimate##0]don't care [102] $Ultimate##0-->L59: Formula: (and (= v_i_21 v_j_21) (= v_i_21 v_min3_21) (<= 0 v_M_14) (= v_i_21 v_min1_21) (= v_i_21 v_min2_21) (= v_M_14 v_k_17) (< v_M_14 v_N_18) (= v_i_21 0)) InVars {min2=v_min2_21, min3=v_min3_21, min1=v_min1_21, N=v_N_18, M=v_M_14, k=v_k_17, j=v_j_21, i=v_i_21} OutVars{min2=v_min2_21, min3=v_min3_21, min1=v_min1_21, N=v_N_18, M=v_M_14, k=v_k_17, j=v_j_21, i=v_i_21} AuxVars[] AssignedVars[] 199#[L59]don't care [81] L59-->L23-1: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 201#[L23-1, L59-1]don't care [84] L59-1-->L34-1: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar1_2) (= 2 v_thread2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 209#[L23-1, L34-1, L60]don't care [2023-10-12 17:14:07,002 INFO L750 eck$LassoCheckResult]: Loop: 209#[L23-1, L34-1, L60]don't care [94] L34-1-->L34-1: Formula: (and (= v_j_15 (+ v_j_16 1)) (= (let ((.cse0 (select v_A_10 v_j_16))) (ite (< .cse0 v_min2_12) .cse0 v_min2_12)) v_min2_11) (< v_j_16 v_M_10)) InVars {min2=v_min2_12, A=v_A_10, M=v_M_10, j=v_j_16} OutVars{min2=v_min2_11, A=v_A_10, M=v_M_10, j=v_j_15} AuxVars[] AssignedVars[min2, j] 209#[L23-1, L34-1, L60]don't care [2023-10-12 17:14:07,002 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:07,002 INFO L85 PathProgramCache]: Analyzing trace with hash 130408, now seen corresponding path program 1 times [2023-10-12 17:14:07,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:07,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622810311] [2023-10-12 17:14:07,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:07,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:07,023 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:07,023 INFO L85 PathProgramCache]: Analyzing trace with hash 125, now seen corresponding path program 1 times [2023-10-12 17:14:07,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:07,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291169290] [2023-10-12 17:14:07,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:07,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,043 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:07,043 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:07,044 INFO L85 PathProgramCache]: Analyzing trace with hash 4042742, now seen corresponding path program 1 times [2023-10-12 17:14:07,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:07,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606820581] [2023-10-12 17:14:07,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:07,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,063 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:07,175 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:14:07,175 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:14:07,175 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:14:07,175 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:14:07,175 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:14:07,175 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:07,175 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:14:07,175 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:14:07,175 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-fun.wvr.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:14:07,176 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:14:07,176 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:14:07,178 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,181 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,184 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,221 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,225 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,228 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,231 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,376 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:14:07,376 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:14:07,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:07,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:07,378 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) [2023-10-12 17:14:07,381 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 [2023-10-12 17:14:07,382 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 [2023-10-12 17:14:07,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:07,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:07,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:07,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:07,397 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:07,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:07,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:07,419 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 [2023-10-12 17:14:07,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:07,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:07,421 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) [2023-10-12 17:14:07,423 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 [2023-10-12 17:14:07,425 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 [2023-10-12 17:14:07,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:07,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:07,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:07,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:07,435 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:07,435 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:07,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:07,456 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 [2023-10-12 17:14:07,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:07,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:07,458 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) [2023-10-12 17:14:07,459 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 [2023-10-12 17:14:07,462 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 [2023-10-12 17:14:07,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:07,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:07,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:07,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:07,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:07,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:07,484 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:14:07,490 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:14:07,490 INFO L444 ModelExtractionUtils]: 10 out of 16 variables were initially zero. Simplification set additionally 3 variables to zero. [2023-10-12 17:14:07,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:07,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:07,497 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) [2023-10-12 17:14:07,504 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:14:07,512 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 [2023-10-12 17:14:07,522 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:14:07,522 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:14:07,523 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(M, j) = 1*M - 1*j Supporting invariants [] [2023-10-12 17:14:07,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:07,533 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:14:07,545 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:07,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:14:07,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:07,570 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:14:07,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:14:07,573 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:14:07,573 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 92 transitions. cyclomatic complexity: 81 Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-10-12 17:14:07,630 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 92 transitions. cyclomatic complexity: 81. Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 85 states and 277 transitions. Complement of second has 4 states. [2023-10-12 17:14:07,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:14:07,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-10-12 17:14:07,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 22 transitions. [2023-10-12 17:14:07,632 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 3 letters. Loop has 1 letters. [2023-10-12 17:14:07,632 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:07,632 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:14:07,632 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:07,632 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:14:07,632 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:07,632 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 277 transitions. [2023-10-12 17:14:07,637 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 7 [2023-10-12 17:14:07,638 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 51 states and 164 transitions. [2023-10-12 17:14:07,638 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2023-10-12 17:14:07,639 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2023-10-12 17:14:07,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 164 transitions. [2023-10-12 17:14:07,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:14:07,639 INFO L219 hiAutomatonCegarLoop]: Abstraction has 51 states and 164 transitions. [2023-10-12 17:14:07,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 164 transitions. [2023-10-12 17:14:07,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 42. [2023-10-12 17:14:07,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 3.4523809523809526) internal successors, (145), 41 states have internal predecessors, (145), 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) [2023-10-12 17:14:07,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 145 transitions. [2023-10-12 17:14:07,645 INFO L241 hiAutomatonCegarLoop]: Abstraction has 42 states and 145 transitions. [2023-10-12 17:14:07,645 INFO L430 stractBuchiCegarLoop]: Abstraction has 42 states and 145 transitions. [2023-10-12 17:14:07,646 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:14:07,646 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 145 transitions. [2023-10-12 17:14:07,647 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 7 [2023-10-12 17:14:07,647 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:14:07,647 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:14:07,647 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-10-12 17:14:07,647 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:14:07,648 INFO L748 eck$LassoCheckResult]: Stem: 424#[$Ultimate##0]don't care [102] $Ultimate##0-->L59: Formula: (and (= v_i_21 v_j_21) (= v_i_21 v_min3_21) (<= 0 v_M_14) (= v_i_21 v_min1_21) (= v_i_21 v_min2_21) (= v_M_14 v_k_17) (< v_M_14 v_N_18) (= v_i_21 0)) InVars {min2=v_min2_21, min3=v_min3_21, min1=v_min1_21, N=v_N_18, M=v_M_14, k=v_k_17, j=v_j_21, i=v_i_21} OutVars{min2=v_min2_21, min3=v_min3_21, min1=v_min1_21, N=v_N_18, M=v_M_14, k=v_k_17, j=v_j_21, i=v_i_21} AuxVars[] AssignedVars[] 368#[L59]don't care [81] L59-->L23-1: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 370#[L23-1, L59-1]don't care [84] L59-1-->L34-1: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar1_2) (= 2 v_thread2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 378#[L23-1, L34-1, L60]don't care [87] L60-->L45-1: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0] 382#[L23-1, L34-1, L61, L45-1]don't care [2023-10-12 17:14:07,648 INFO L750 eck$LassoCheckResult]: Loop: 382#[L23-1, L34-1, L61, L45-1]don't care [99] L45-1-->L45-1: Formula: (and (= (let ((.cse0 (select v_A_14 v_k_14))) (ite (< .cse0 v_min3_14) .cse0 v_min3_14)) v_min3_13) (= v_k_13 (+ v_k_14 1)) (< v_k_14 v_N_14)) InVars {A=v_A_14, min3=v_min3_14, N=v_N_14, k=v_k_14} OutVars{A=v_A_14, min3=v_min3_13, N=v_N_14, k=v_k_13} AuxVars[] AssignedVars[min3, k] 382#[L23-1, L34-1, L61, L45-1]don't care [2023-10-12 17:14:07,648 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:07,649 INFO L85 PathProgramCache]: Analyzing trace with hash 4042735, now seen corresponding path program 1 times [2023-10-12 17:14:07,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:07,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918370754] [2023-10-12 17:14:07,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:07,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,655 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,662 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:07,663 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:07,663 INFO L85 PathProgramCache]: Analyzing trace with hash 130, now seen corresponding path program 1 times [2023-10-12 17:14:07,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:07,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270509278] [2023-10-12 17:14:07,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:07,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,667 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,670 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:07,671 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:07,671 INFO L85 PathProgramCache]: Analyzing trace with hash 125324884, now seen corresponding path program 1 times [2023-10-12 17:14:07,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:07,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895637691] [2023-10-12 17:14:07,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:07,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,679 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:07,686 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:07,814 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:14:07,814 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:14:07,815 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:14:07,815 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:14:07,815 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:14:07,815 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:07,815 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:14:07,815 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:14:07,815 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-fun.wvr.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:14:07,815 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:14:07,815 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:14:07,817 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,823 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,825 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,827 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,829 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,871 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:07,873 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:08,014 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:14:08,014 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:14:08,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:08,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:08,017 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) [2023-10-12 17:14:08,019 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 [2023-10-12 17:14:08,021 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 [2023-10-12 17:14:08,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:08,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:08,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:08,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:08,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:08,030 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:08,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:08,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-10-12 17:14:08,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:08,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:08,037 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) [2023-10-12 17:14:08,039 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 [2023-10-12 17:14:08,040 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 [2023-10-12 17:14:08,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:08,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:08,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:08,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:08,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:08,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:08,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:08,064 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 [2023-10-12 17:14:08,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:08,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:08,066 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) [2023-10-12 17:14:08,072 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 [2023-10-12 17:14:08,073 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 [2023-10-12 17:14:08,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:08,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:08,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:08,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:08,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:08,082 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:08,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:08,102 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 [2023-10-12 17:14:08,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:08,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:08,103 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) [2023-10-12 17:14:08,105 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 [2023-10-12 17:14:08,106 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 [2023-10-12 17:14:08,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:08,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:08,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:08,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:08,114 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:08,114 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:08,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:08,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:08,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:08,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:08,133 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) [2023-10-12 17:14:08,141 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 [2023-10-12 17:14:08,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:08,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:08,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:08,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:08,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:08,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:08,155 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 [2023-10-12 17:14:08,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:08,167 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 [2023-10-12 17:14:08,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:08,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:08,169 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) [2023-10-12 17:14:08,180 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 [2023-10-12 17:14:08,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:08,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:08,188 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-10-12 17:14:08,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:08,192 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 [2023-10-12 17:14:08,198 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-10-12 17:14:08,199 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:14:08,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:08,222 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 [2023-10-12 17:14:08,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:08,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:08,223 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) [2023-10-12 17:14:08,229 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 [2023-10-12 17:14:08,229 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 [2023-10-12 17:14:08,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:08,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:08,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:08,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:08,241 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:08,241 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:08,255 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:14:08,270 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-10-12 17:14:08,270 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-10-12 17:14:08,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:08,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:08,275 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) [2023-10-12 17:14:08,276 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 [2023-10-12 17:14:08,278 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:14:08,302 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:14:08,302 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:14:08,302 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(k, N) = -1*k + 1*N Supporting invariants [] [2023-10-12 17:14:08,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:08,309 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:14:08,320 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:08,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:14:08,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:08,339 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:14:08,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:08,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:14:08,340 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:14:08,340 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 42 states and 145 transitions. cyclomatic complexity: 122 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2023-10-12 17:14:08,372 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 42 states and 145 transitions. cyclomatic complexity: 122. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 98 states and 307 transitions. Complement of second has 4 states. [2023-10-12 17:14:08,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:14:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2023-10-12 17:14:08,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 22 transitions. [2023-10-12 17:14:08,377 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:14:08,378 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:08,378 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:14:08,378 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:08,378 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:14:08,378 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:08,378 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 98 states and 307 transitions. [2023-10-12 17:14:08,380 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:14:08,380 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 98 states to 0 states and 0 transitions. [2023-10-12 17:14:08,380 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-10-12 17:14:08,380 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-10-12 17:14:08,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-10-12 17:14:08,380 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-10-12 17:14:08,380 INFO L219 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:14:08,380 INFO L241 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:14:08,380 INFO L430 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:14:08,380 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:14:08,381 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-10-12 17:14:08,381 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:14:08,381 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-10-12 17:14:08,386 INFO L201 PluginConnector]: Adding new model min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:14:08 BoogieIcfgContainer [2023-10-12 17:14:08,386 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:14:08,387 INFO L158 Benchmark]: Toolchain (without parser) took 3332.97ms. Allocated memory was 173.0MB in the beginning and 252.7MB in the end (delta: 79.7MB). Free memory was 125.1MB in the beginning and 105.1MB in the end (delta: 20.0MB). Peak memory consumption was 100.8MB. Max. memory is 8.0GB. [2023-10-12 17:14:08,388 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.27ms. Allocated memory is still 173.0MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:14:08,388 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.42ms. Allocated memory is still 173.0MB. Free memory was 125.1MB in the beginning and 123.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:14:08,388 INFO L158 Benchmark]: Boogie Preprocessor took 25.65ms. Allocated memory is still 173.0MB. Free memory was 123.4MB in the beginning and 122.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:14:08,389 INFO L158 Benchmark]: RCFGBuilder took 258.58ms. Allocated memory is still 173.0MB. Free memory was 122.4MB in the beginning and 112.4MB in the end (delta: 10.0MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-10-12 17:14:08,389 INFO L158 Benchmark]: BuchiAutomizer took 3015.78ms. Allocated memory was 173.0MB in the beginning and 252.7MB in the end (delta: 79.7MB). Free memory was 112.2MB in the beginning and 105.1MB in the end (delta: 7.1MB). Peak memory consumption was 88.2MB. Max. memory is 8.0GB. [2023-10-12 17:14:08,391 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 0.27ms. Allocated memory is still 173.0MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.42ms. Allocated memory is still 173.0MB. Free memory was 125.1MB in the beginning and 123.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.65ms. Allocated memory is still 173.0MB. Free memory was 123.4MB in the beginning and 122.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 258.58ms. Allocated memory is still 173.0MB. Free memory was 122.4MB in the beginning and 112.4MB in the end (delta: 10.0MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 3015.78ms. Allocated memory was 173.0MB in the beginning and 252.7MB in the end (delta: 79.7MB). Free memory was 112.2MB in the beginning and 105.1MB in the end (delta: 7.1MB). Peak memory consumption was 88.2MB. 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). One deterministic module has affine ranking function N + -1 * i and consists of 4 locations. One deterministic module has affine ranking function M + -1 * j and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.9s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 19 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 68 IncrementalHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 0 mSDtfsCounter, 68 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital65 mio100 ax100 hnf100 lsp99 ukn59 mio100 lsp55 div100 bol100 ite100 ukn100 eq161 hnf94 smp100 dnf150 smp65 tf100 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 46ms VariablesStem: 1 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.3s, 33 PlacesBefore, 22 PlacesAfterwards, 26 TransitionsBefore, 15 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 3 FixpointIterations, 6 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 124 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 124, independent: 124, independent conditional: 0, independent unconditional: 124, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 82, independent: 82, independent conditional: 0, independent unconditional: 82, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 82, independent: 82, independent conditional: 0, independent unconditional: 82, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 124, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 82, unknown conditional: 0, unknown unconditional: 82] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 18, Positive conditional cache size: 0, Positive unconditional cache size: 18, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2023-10-12 17:14:08,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:08,604 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 [2023-10-12 17:14:08,804 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 [2023-10-12 17:14:09,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...