/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_PETRI_NET -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/chromosome-opt-symm.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:22:56,511 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:22:56,588 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 17:22:56,619 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:22:56,619 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:22:56,620 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:22:56,621 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:22:56,621 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:22:56,622 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:22:56,622 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:22:56,622 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:22:56,623 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:22:56,623 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:22:56,623 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:22:56,624 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:22:56,624 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:22:56,624 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:22:56,624 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:22:56,625 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:22:56,625 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:22:56,625 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:22:56,630 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:22:56,630 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:22:56,630 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:22:56,630 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:22:56,630 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:22:56,631 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:22:56,631 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:22:56,631 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:22:56,631 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:22:56,632 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:22:56,632 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:22:56,632 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:22:56,634 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:22:56,634 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2023-10-12 17:22:56,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:22:56,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:22:56,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:22:56,888 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:22:56,889 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:22:56,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/chromosome-opt-symm.wvr.bpl [2023-10-12 17:22:56,891 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/chromosome-opt-symm.wvr.bpl' [2023-10-12 17:22:56,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:22:56,923 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:22:56,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:22:56,924 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:22:56,925 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:22:56,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,953 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:22:56,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:22:56,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:22:56,958 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:22:56,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:22:56,965 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:22:56,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:22:56,991 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:22:56,991 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:22:56,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/1) ... [2023-10-12 17:22:56,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:57,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:57,021 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 17:22:57,047 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 17:22:57,058 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:22:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:22:57,059 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:22:57,059 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:22:57,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:22:57,059 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:22:57,060 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:22:57,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:22:57,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:22:57,061 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 17:22:57,107 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:22:57,109 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:22:57,222 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:22:57,290 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:22:57,291 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-10-12 17:22:57,295 INFO L201 PluginConnector]: Adding new model chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:22:57 BoogieIcfgContainer [2023-10-12 17:22:57,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:22:57,296 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:22:57,296 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:22:57,306 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:22:57,306 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:22:57,307 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:22:56" (1/2) ... [2023-10-12 17:22:57,308 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4eb38c90 and model type chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:22:57, skipping insertion in model container [2023-10-12 17:22:57,308 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:22:57,308 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:22:57" (2/2) ... [2023-10-12 17:22:57,310 INFO L332 chiAutomizerObserver]: Analyzing ICFG chromosome-opt-symm.wvr.bpl [2023-10-12 17:22:57,362 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-10-12 17:22:57,384 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 23 places, 20 transitions, 56 flow [2023-10-12 17:22:57,402 INFO L124 PetriNetUnfolderBase]: 2/16 cut-off events. [2023-10-12 17:22:57,403 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-10-12 17:22:57,406 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25 conditions, 16 events. 2/16 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 10 event pairs, 0 based on Foata normal form. 0/13 useless extension candidates. Maximal degree in co-relation 11. Up to 2 conditions per place. [2023-10-12 17:22:57,407 INFO L82 GeneralOperation]: Start removeDead. Operand has 23 places, 20 transitions, 56 flow [2023-10-12 17:22:57,410 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 21 places, 16 transitions, 44 flow [2023-10-12 17:22:57,413 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:22:57,425 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 21 places, 16 transitions, 44 flow [2023-10-12 17:22:57,427 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 21 places, 16 transitions, 44 flow [2023-10-12 17:22:57,428 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 21 places, 16 transitions, 44 flow [2023-10-12 17:22:57,433 INFO L124 PetriNetUnfolderBase]: 2/16 cut-off events. [2023-10-12 17:22:57,434 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-10-12 17:22:57,434 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25 conditions, 16 events. 2/16 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 10 event pairs, 0 based on Foata normal form. 0/13 useless extension candidates. Maximal degree in co-relation 11. Up to 2 conditions per place. [2023-10-12 17:22:57,437 INFO L119 LiptonReduction]: Number of co-enabled transitions 48 [2023-10-12 17:22:57,523 INFO L134 LiptonReduction]: Checked pairs total: 26 [2023-10-12 17:22:57,524 INFO L136 LiptonReduction]: Total number of compositions: 5 [2023-10-12 17:22:57,535 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:22:57,535 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:22:57,535 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:22:57,535 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:22:57,536 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:22:57,536 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:22:57,536 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:22:57,536 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2023-10-12 17:22:57,537 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 places, 12 transitions, 36 flow [2023-10-12 17:22:57,540 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:22:57,540 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-10-12 17:22:57,541 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:22:57,541 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:22:57,543 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:22:57,544 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 places, 12 transitions, 36 flow [2023-10-12 17:22:57,545 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:22:57,545 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-10-12 17:22:57,545 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:22:57,545 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:22:57,550 INFO L748 eck$LassoCheckResult]: Stem: 27#[$Ultimate##0]true [86] $Ultimate##0-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 29#[L75, $Ultimate##0]true [76] $Ultimate##0-->L33: Formula: (and (let ((.cse0 (= v_isNullB_7 0))) (or (and (not .cse0) v_continue_1_31 v_continue_1_37) (and (or (not v_continue_1_37) .cse0) (not v_continue_1_31)))) v_continue_1_37 (= (ite v_continue_1_31 0 v_comp_1_24) v_comp_1_23) (not (= v_isNullA_7 0)) (= v_i_1_30 (ite v_continue_1_31 0 v_i_1_31))) InVars {isNullA=v_isNullA_7, isNullB=v_isNullB_7, i_1=v_i_1_31, comp_1=v_comp_1_24} OutVars{continue_1=v_continue_1_31, isNullA=v_isNullA_7, isNullB=v_isNullB_7, i_1=v_i_1_30, comp_1=v_comp_1_23} AuxVars[v_continue_1_37] AssignedVars[continue_1, i_1, comp_1] 31#[L75, L33]true [2023-10-12 17:22:57,550 INFO L750 eck$LassoCheckResult]: Loop: 31#[L75, L33]true [78] L33-->L33: Formula: (let ((.cse1 (= v_comp_1_21 0))) (let ((.cse0 (not .cse1))) (and (or (and (not v_continue_1_27) (or .cse0 (not v_continue_1_28))) (and .cse1 v_continue_1_27 v_continue_1_28)) (= v_comp_1_21 (let ((.cse3 (select v_scoreB_11 v_i_1_27)) (.cse2 (select v_scoreA_11 v_i_1_27))) (ite (< .cse2 .cse3) (- 1) (ite (< .cse3 .cse2) 1 0)))) (< v_i_1_27 5) v_continue_1_28 (= (ite .cse0 v_i_1_27 (+ v_i_1_27 1)) v_i_1_26) (= v_result_1_18 (ite .cse0 v_comp_1_21 v_result_1_19))))) InVars {result_1=v_result_1_19, continue_1=v_continue_1_28, scoreB=v_scoreB_11, i_1=v_i_1_27, scoreA=v_scoreA_11} OutVars{continue_1=v_continue_1_27, i_1=v_i_1_26, comp_1=v_comp_1_21, result_1=v_result_1_18, scoreB=v_scoreB_11, scoreA=v_scoreA_11} AuxVars[] AssignedVars[continue_1, i_1, comp_1, result_1] 31#[L75, L33]true [2023-10-12 17:22:57,554 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:22:57,555 INFO L85 PathProgramCache]: Analyzing trace with hash 3703, now seen corresponding path program 1 times [2023-10-12 17:22:57,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:22:57,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693972012] [2023-10-12 17:22:57,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:22:57,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:22:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:22:57,647 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:22:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:22:57,700 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:22:57,703 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:22:57,703 INFO L85 PathProgramCache]: Analyzing trace with hash 109, now seen corresponding path program 1 times [2023-10-12 17:22:57,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:22:57,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175697367] [2023-10-12 17:22:57,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:22:57,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:22:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:22:57,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:22:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:22:57,741 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:22:57,742 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:22:57,743 INFO L85 PathProgramCache]: Analyzing trace with hash 114871, now seen corresponding path program 1 times [2023-10-12 17:22:57,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:22:57,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048531707] [2023-10-12 17:22:57,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:22:57,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:22:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:22:57,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:22:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:22:57,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:22:58,191 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:22:58,192 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:22:58,192 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:22:58,192 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:22:58,192 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:22:58,192 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:58,193 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:22:58,193 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:22:58,193 INFO L133 ssoRankerPreferences]: Filename of dumped script: chromosome-opt-symm.wvr.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:22:58,193 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:22:58,193 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:22:58,218 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 17:22:58,226 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 17:22:58,230 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 17:22:58,540 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-10-12 17:22:58,542 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2023-10-12 17:22:58,900 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:22:58,904 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:22:58,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:58,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:58,913 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 17:22:58,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:22:58,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:58,938 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-10-12 17:22:58,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:22:58,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:22:58,946 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2023-10-12 17:22:58,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:22:58,947 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 17:22:58,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:58,960 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 17:22:58,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:58,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:58,965 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 17:22:58,968 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 17:22:58,970 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 17:22:58,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:58,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:22:58,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:22:58,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:22:58,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:22:58,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:22:58,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,002 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 17:22:59,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,006 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 17:22:59,013 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 17:22:59,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,023 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:22:59,023 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:22:59,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:22:59,055 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 17:22:59,089 INFO L401 nArgumentSynthesizer]: We have 42 Motzkin's Theorem applications. [2023-10-12 17:22:59,089 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-10-12 17:22:59,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,154 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 17:22:59,155 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-10-12 17:22:59,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,161 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 17:22:59,168 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 17:22:59,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,178 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-10-12 17:22:59,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:22:59,179 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:22:59,181 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-10-12 17:22:59,181 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-10-12 17:22:59,186 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 17:22:59,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,199 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 17:22:59,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,201 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 17:22:59,204 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 17:22:59,206 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 17:22:59,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:22:59,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:22:59,215 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:22:59,218 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-10-12 17:22:59,219 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-10-12 17:22:59,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,253 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 17:22:59,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,256 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 17:22:59,261 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 17:22:59,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,272 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:22:59,272 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:22:59,272 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:22:59,292 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 17:22:59,338 INFO L401 nArgumentSynthesizer]: We have 63 Motzkin's Theorem applications. [2023-10-12 17:22:59,338 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-10-12 17:22:59,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,431 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 17:22:59,431 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-10-12 17:22:59,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,433 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 17:22:59,443 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 17:22:59,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,452 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-10-12 17:22:59,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:22:59,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:22:59,454 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-10-12 17:22:59,455 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:22:59,460 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 17:22:59,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,476 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 17:22:59,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,478 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 17:22:59,481 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 17:22:59,484 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 17:22:59,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:22:59,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:22:59,493 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:22:59,497 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-10-12 17:22:59,497 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:22:59,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-10-12 17:22:59,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,518 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 17:22:59,521 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 17:22:59,523 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 17:22:59,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,533 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:22:59,533 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:22:59,533 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:22:59,607 INFO L401 nArgumentSynthesizer]: We have 84 Motzkin's Theorem applications. [2023-10-12 17:22:59,608 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-10-12 17:22:59,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-10-12 17:22:59,736 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-10-12 17:22:59,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,738 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 17:22:59,742 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 17:22:59,743 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 17:22:59,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,752 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-10-12 17:22:59,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:22:59,752 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:22:59,756 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2023-10-12 17:22:59,756 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-10-12 17:22:59,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,788 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 17:22:59,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,790 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 17:22:59,792 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 17:22:59,794 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 17:22:59,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:22:59,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:22:59,803 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:22:59,806 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-10-12 17:22:59,806 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-10-12 17:22:59,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:22:59,829 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 17:22:59,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:22:59,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:22:59,833 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 17:22:59,835 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 17:22:59,836 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 17:22:59,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:22:59,846 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:22:59,846 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:22:59,846 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:22:59,926 INFO L401 nArgumentSynthesizer]: We have 105 Motzkin's Theorem applications. [2023-10-12 17:22:59,927 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-10-12 17:23:00,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:00,082 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 17:23:00,083 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-10-12 17:23:00,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:00,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:00,085 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 17:23:00,093 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 17:23:00,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:00,102 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:23:00,103 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-10-12 17:23:00,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:00,103 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:23:00,105 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-10-12 17:23:00,105 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-10-12 17:23:00,111 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 17:23:00,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:00,133 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 17:23:00,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:00,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:00,134 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 17:23:00,141 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 17:23:00,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:00,150 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:23:00,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:00,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:00,151 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:23:00,153 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-10-12 17:23:00,153 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-10-12 17:23:00,158 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 17:23:00,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:00,171 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 17:23:00,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:00,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:00,173 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 17:23:00,184 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 17:23:00,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:00,193 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:23:00,193 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:23:00,193 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:23:00,193 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-10-12 17:23:00,196 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 17:23:00,249 INFO L401 nArgumentSynthesizer]: We have 63 Motzkin's Theorem applications. [2023-10-12 17:23:00,249 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-10-12 17:23:00,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:00,381 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 17:23:00,384 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-10-12 17:23:00,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:00,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:00,386 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 17:23:00,397 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 17:23:00,397 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 17:23:00,406 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:00,407 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-10-12 17:23:00,407 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-10-12 17:23:00,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:00,407 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:23:00,411 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-10-12 17:23:00,411 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:23:00,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:00,444 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 17:23:00,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:00,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:00,446 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:23:00,460 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 17:23:00,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:00,468 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-10-12 17:23:00,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:00,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:00,469 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:23:00,472 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-10-12 17:23:00,472 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:23:00,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-10-12 17:23:00,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:00,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:00,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:00,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:00,497 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:23:00,504 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 17:23:00,513 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:00,513 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-10-12 17:23:00,513 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:23:00,513 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:23:00,513 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:23:00,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-10-12 17:23:00,582 INFO L401 nArgumentSynthesizer]: We have 84 Motzkin's Theorem applications. [2023-10-12 17:23:00,582 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-10-12 17:23:00,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:00,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-10-12 17:23:00,731 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-10-12 17:23:00,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:00,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:00,736 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:23:00,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-10-12 17:23:00,740 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 17:23:00,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:00,748 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-10-12 17:23:00,748 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-10-12 17:23:00,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:00,749 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:23:00,752 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2023-10-12 17:23:00,752 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-10-12 17:23:00,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:00,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:00,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:00,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:00,782 INFO L229 MonitoredProcess]: Starting monitored process 21 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 17:23:00,790 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 17:23:00,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:00,799 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-10-12 17:23:00,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:00,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:00,799 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:23:00,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-10-12 17:23:00,802 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-10-12 17:23:00,802 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-10-12 17:23:00,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:00,831 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:00,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:00,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:00,833 INFO L229 MonitoredProcess]: Starting monitored process 22 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 17:23:00,841 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 17:23:00,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:00,853 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-10-12 17:23:00,854 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:23:00,854 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:23:00,854 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-10-12 17:23:00,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-10-12 17:23:00,930 INFO L401 nArgumentSynthesizer]: We have 105 Motzkin's Theorem applications. [2023-10-12 17:23:00,930 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-10-12 17:23:01,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:01,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:01,138 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-10-12 17:23:01,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:01,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:01,140 INFO L229 MonitoredProcess]: Starting monitored process 23 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 17:23:01,151 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 17:23:01,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:01,159 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:23:01,159 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-10-12 17:23:01,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:01,159 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:23:01,161 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-10-12 17:23:01,162 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:23:01,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-10-12 17:23:01,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:01,187 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:01,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:01,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:01,189 INFO L229 MonitoredProcess]: Starting monitored process 24 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 17:23:01,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-10-12 17:23:01,193 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 17:23:01,200 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:01,201 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:23:01,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:01,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:01,201 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:23:01,203 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-10-12 17:23:01,203 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:23:01,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:01,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:01,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:01,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:01,226 INFO L229 MonitoredProcess]: Starting monitored process 25 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 17:23:01,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-10-12 17:23:01,230 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 17:23:01,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-10-12 17:23:01,238 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-10-12 17:23:01,238 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:23:01,238 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:23:01,238 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-10-12 17:23:01,297 INFO L401 nArgumentSynthesizer]: We have 84 Motzkin's Theorem applications. [2023-10-12 17:23:01,298 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-10-12 17:23:01,496 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:23:01,701 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2023-10-12 17:23:01,701 INFO L444 ModelExtractionUtils]: 98 out of 114 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-10-12 17:23:01,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:01,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:01,704 INFO L229 MonitoredProcess]: Starting monitored process 26 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 17:23:01,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-10-12 17:23:01,708 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:23:01,749 INFO L438 nArgumentSynthesizer]: Removed 12 redundant supporting invariants from a total of 12. [2023-10-12 17:23:01,749 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:23:01,750 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-lexicographic ranking function: f(i_1, v_rep(ite continue_1 1 0)_1) = Supporting invariants [] [2023-10-12 17:23:01,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:01,763 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:23:01,783 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:01,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:23:01,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:01,815 WARN L260 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 7 conjunts are in the unsatisfiable core [2023-10-12 17:23:01,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:01,816 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 17:23:01,847 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 17:23:01,848 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. 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 17:23:01,930 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. 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 6 states and 165 transitions. [2023-10-12 17:23:01,932 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:23:01,936 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:23:01,975 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 17:23:01,979 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 17:23:01,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 98 transitions. [2023-10-12 17:23:01,983 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 98 transitions. Stem has 2 letters. Loop has 1 letters. [2023-10-12 17:23:01,984 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:01,984 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 98 transitions. Stem has 3 letters. Loop has 1 letters. [2023-10-12 17:23:01,984 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:01,984 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 98 transitions. Stem has 2 letters. Loop has 2 letters. [2023-10-12 17:23:01,984 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:01,986 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 29 places, 156 transitions, 792 flow [2023-10-12 17:23:01,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:02,015 INFO L124 PetriNetUnfolderBase]: 55/103 cut-off events. [2023-10-12 17:23:02,016 INFO L125 PetriNetUnfolderBase]: For 22/22 co-relation queries the response was YES. [2023-10-12 17:23:02,017 INFO L83 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 103 events. 55/103 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 281 event pairs, 2 based on Foata normal form. 0/65 useless extension candidates. Maximal degree in co-relation 168. Up to 32 conditions per place. [2023-10-12 17:23:02,017 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 29 places, 156 transitions, 792 flow [2023-10-12 17:23:02,024 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 29 places, 156 transitions, 792 flow [2023-10-12 17:23:02,024 INFO L430 stractBuchiCegarLoop]: Abstraction has has 29 places, 156 transitions, 792 flow [2023-10-12 17:23:02,024 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:23:02,024 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 29 places, 156 transitions, 792 flow [2023-10-12 17:23:02,035 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:23:02,035 INFO L124 PetriNetUnfolderBase]: 11/22 cut-off events. [2023-10-12 17:23:02,035 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-10-12 17:23:02,035 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:23:02,036 INFO L748 eck$LassoCheckResult]: Stem: 27#[$Ultimate##0]true [86] $Ultimate##0-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 29#[L75, $Ultimate##0]true [89] L75-->$Ultimate##0: 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] 80#[$Ultimate##0, $Ultimate##0, L76]true [80] $Ultimate##0-->L58: Formula: (and (= (ite v_continue_2_33 0 v_i_2_33) v_i_2_32) v_continue_2_39 (not (= v_isNullB_9 0)) (let ((.cse0 (= v_isNullA_9 0))) (or (and (not v_continue_2_33) (or .cse0 (not v_continue_2_39))) (and (not .cse0) v_continue_2_33 v_continue_2_39))) (= v_comp_2_23 (ite v_continue_2_33 0 v_comp_2_24))) InVars {comp_2=v_comp_2_24, i_2=v_i_2_33, isNullA=v_isNullA_9, isNullB=v_isNullB_9} OutVars{comp_2=v_comp_2_23, continue_2=v_continue_2_33, i_2=v_i_2_32, isNullA=v_isNullA_9, isNullB=v_isNullB_9} AuxVars[v_continue_2_39] AssignedVars[i_2, comp_2, continue_2] 82#[L58, $Ultimate##0, L76]true [2023-10-12 17:23:02,036 INFO L750 eck$LassoCheckResult]: Loop: 82#[L58, $Ultimate##0, L76]true [82] L58-->L58: Formula: (let ((.cse1 (= v_comp_2_21 0))) (let ((.cse0 (not .cse1))) (and v_continue_2_30 (= v_result_2_18 (ite .cse0 v_comp_2_21 v_result_2_19)) (or (and v_continue_2_29 v_continue_2_30 .cse1) (and (or .cse0 (not v_continue_2_30)) (not v_continue_2_29))) (= (ite .cse0 v_i_2_29 (+ v_i_2_29 1)) v_i_2_28) (< v_i_2_29 5) (= (let ((.cse3 (select v_scoreA_13 v_i_2_29)) (.cse2 (select v_scoreB_13 v_i_2_29))) (ite (< .cse2 .cse3) (- 1) (ite (< .cse3 .cse2) 1 0))) v_comp_2_21)))) InVars {result_2=v_result_2_19, continue_2=v_continue_2_30, i_2=v_i_2_29, scoreB=v_scoreB_13, scoreA=v_scoreA_13} OutVars{i_2=v_i_2_28, comp_2=v_comp_2_21, result_2=v_result_2_18, continue_2=v_continue_2_29, scoreB=v_scoreB_13, scoreA=v_scoreA_13} AuxVars[] AssignedVars[i_2, comp_2, result_2, continue_2] 82#[L58, $Ultimate##0, L76]true [82] L58-->L58: Formula: (let ((.cse1 (= v_comp_2_21 0))) (let ((.cse0 (not .cse1))) (and v_continue_2_30 (= v_result_2_18 (ite .cse0 v_comp_2_21 v_result_2_19)) (or (and v_continue_2_29 v_continue_2_30 .cse1) (and (or .cse0 (not v_continue_2_30)) (not v_continue_2_29))) (= (ite .cse0 v_i_2_29 (+ v_i_2_29 1)) v_i_2_28) (< v_i_2_29 5) (= (let ((.cse3 (select v_scoreA_13 v_i_2_29)) (.cse2 (select v_scoreB_13 v_i_2_29))) (ite (< .cse2 .cse3) (- 1) (ite (< .cse3 .cse2) 1 0))) v_comp_2_21)))) InVars {result_2=v_result_2_19, continue_2=v_continue_2_30, i_2=v_i_2_29, scoreB=v_scoreB_13, scoreA=v_scoreA_13} OutVars{i_2=v_i_2_28, comp_2=v_comp_2_21, result_2=v_result_2_18, continue_2=v_continue_2_29, scoreB=v_scoreB_13, scoreA=v_scoreA_13} AuxVars[] AssignedVars[i_2, comp_2, result_2, continue_2] 82#[L58, $Ultimate##0, L76]true [2023-10-12 17:23:02,037 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:02,037 INFO L85 PathProgramCache]: Analyzing trace with hash 115276, now seen corresponding path program 1 times [2023-10-12 17:23:02,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:02,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416204542] [2023-10-12 17:23:02,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:02,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:02,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:02,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:02,065 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:02,065 INFO L85 PathProgramCache]: Analyzing trace with hash 3585, now seen corresponding path program 1 times [2023-10-12 17:23:02,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:02,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505015789] [2023-10-12 17:23:02,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:02,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:02,077 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:02,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:02,090 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:02,090 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:02,090 INFO L85 PathProgramCache]: Analyzing trace with hash 110782860, now seen corresponding path program 1 times [2023-10-12 17:23:02,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:02,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475065368] [2023-10-12 17:23:02,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:02,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:02,102 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:02,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:02,468 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:23:02,468 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:23:02,468 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:23:02,468 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:23:02,468 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:23:02,468 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:02,468 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:23:02,468 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:23:02,468 INFO L133 ssoRankerPreferences]: Filename of dumped script: chromosome-opt-symm.wvr.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:23:02,469 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:23:02,469 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:23:02,473 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 17:23:02,676 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 17:23:02,679 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 17:23:02,681 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 17:23:02,684 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 17:23:02,783 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-10-12 17:23:02,785 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2023-10-12 17:23:03,103 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:23:03,104 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:23:03,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:03,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:03,109 INFO L229 MonitoredProcess]: Starting monitored process 27 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 17:23:03,119 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 17:23:03,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:03,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:23:03,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:03,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:03,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:03,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:23:03,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:23:03,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-10-12 17:23:03,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:03,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:03,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:03,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:03,148 INFO L229 MonitoredProcess]: Starting monitored process 28 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 17:23:03,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-10-12 17:23:03,152 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 17:23:03,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:03,160 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:23:03,160 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:23:03,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:03,190 INFO L401 nArgumentSynthesizer]: We have 42 Motzkin's Theorem applications. [2023-10-12 17:23:03,190 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-10-12 17:23:03,263 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:23:03,313 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-10-12 17:23:03,314 INFO L444 ModelExtractionUtils]: 48 out of 57 variables were initially zero. Simplification set additionally 6 variables to zero. [2023-10-12 17:23:03,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:03,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:03,315 INFO L229 MonitoredProcess]: Starting monitored process 29 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 17:23:03,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-10-12 17:23:03,319 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:23:03,354 INFO L438 nArgumentSynthesizer]: Removed 6 redundant supporting invariants from a total of 6. [2023-10-12 17:23:03,354 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:23:03,355 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i_2) = -2*i_2 + 7 Supporting invariants [] [2023-10-12 17:23:03,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:03,363 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:23:03,377 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:03,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:23:03,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:03,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 7 conjunts are in the unsatisfiable core [2023-10-12 17:23:03,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:03,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:23:03,465 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-10-12 17:23:03,465 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 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 17:23:03,549 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 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 8 states and 212 transitions. [2023-10-12 17:23:03,550 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:23:03,573 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:23:03,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-10-12 17:23:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 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 17:23:03,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 122 transitions. [2023-10-12 17:23:03,577 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 122 transitions. Stem has 3 letters. Loop has 2 letters. [2023-10-12 17:23:03,578 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:03,578 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 122 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:23:03,578 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:03,578 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 122 transitions. Stem has 3 letters. Loop has 4 letters. [2023-10-12 17:23:03,578 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:03,578 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 45 places, 2636 transitions, 18840 flow [2023-10-12 17:23:03,710 INFO L124 PetriNetUnfolderBase]: 224/410 cut-off events. [2023-10-12 17:23:03,710 INFO L125 PetriNetUnfolderBase]: For 109/109 co-relation queries the response was YES. [2023-10-12 17:23:03,712 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1319 conditions, 410 events. 224/410 cut-off events. For 109/109 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 1883 event pairs, 5 based on Foata normal form. 0/231 useless extension candidates. Maximal degree in co-relation 973. Up to 151 conditions per place. [2023-10-12 17:23:03,712 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 45 places, 2636 transitions, 18840 flow [2023-10-12 17:23:03,756 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 45 places, 2636 transitions, 18840 flow [2023-10-12 17:23:03,756 INFO L430 stractBuchiCegarLoop]: Abstraction has has 45 places, 2636 transitions, 18840 flow [2023-10-12 17:23:03,756 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:23:03,756 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 45 places, 2636 transitions, 18840 flow [2023-10-12 17:23:03,879 INFO L124 PetriNetUnfolderBase]: 224/410 cut-off events. [2023-10-12 17:23:03,879 INFO L125 PetriNetUnfolderBase]: For 109/109 co-relation queries the response was YES. [2023-10-12 17:23:03,879 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is empty [2023-10-12 17:23:03,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-10-12 17:23:03,885 INFO L201 PluginConnector]: Adding new model chromosome-opt-symm.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:23:03 BoogieIcfgContainer [2023-10-12 17:23:03,885 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:23:03,886 INFO L158 Benchmark]: Toolchain (without parser) took 6962.24ms. Allocated memory was 188.7MB in the beginning and 376.4MB in the end (delta: 187.7MB). Free memory was 141.8MB in the beginning and 339.0MB in the end (delta: -197.2MB). Peak memory consumption was 203.8MB. Max. memory is 8.0GB. [2023-10-12 17:23:03,888 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.27ms. Allocated memory is still 188.7MB. Free memory is still 143.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:23:03,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.34ms. Allocated memory is still 188.7MB. Free memory was 141.7MB in the beginning and 140.2MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:23:03,889 INFO L158 Benchmark]: Boogie Preprocessor took 34.12ms. Allocated memory is still 188.7MB. Free memory was 140.2MB in the beginning and 139.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-10-12 17:23:03,890 INFO L158 Benchmark]: RCFGBuilder took 304.17ms. Allocated memory was 188.7MB in the beginning and 313.5MB in the end (delta: 124.8MB). Free memory was 139.0MB in the beginning and 282.8MB in the end (delta: -143.8MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-10-12 17:23:03,890 INFO L158 Benchmark]: BuchiAutomizer took 6588.85ms. Allocated memory was 313.5MB in the beginning and 376.4MB in the end (delta: 62.9MB). Free memory was 282.5MB in the beginning and 339.0MB in the end (delta: -56.5MB). Peak memory consumption was 218.5MB. Max. memory is 8.0GB. [2023-10-12 17:23:03,892 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 188.7MB. Free memory is still 143.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.34ms. Allocated memory is still 188.7MB. Free memory was 141.7MB in the beginning and 140.2MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.12ms. Allocated memory is still 188.7MB. Free memory was 140.2MB in the beginning and 139.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 304.17ms. Allocated memory was 188.7MB in the beginning and 313.5MB in the end (delta: 124.8MB). Free memory was 139.0MB in the beginning and 282.8MB in the end (delta: -143.8MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * BuchiAutomizer took 6588.85ms. Allocated memory was 313.5MB in the beginning and 376.4MB in the end (delta: 62.9MB). Free memory was 282.5MB in the beginning and 339.0MB in the end (delta: -56.5MB). Peak memory consumption was 218.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has 2-lex ranking function -3 * i_1 + 13, (if continue_1 then 1 else 0) and consists of 4 locations. One deterministic module has affine ranking function 7 + -2 * i_2 and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.5s and 3 iterations. TraceHistogramMax:0. Analysis of lassos took 5.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/1 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 104 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 102 mSDsluCounter, 81 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 118 IncrementalHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 45 mSDtfsCounter, 118 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital161 mio100 ax100 hnf100 lsp195 ukn36 mio100 lsp97 div100 bol112 ite100 ukn100 eq164 hnf100 smp100 dnf794 smp10 tf100 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 242ms VariablesStem: 6 VariablesLoop: 9 DisjunctsStem: 3 DisjunctsLoop: 3 SupportingInvariants: 15 MotzkinApplications: 105 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.1s - 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: 0.1s, 21 PlacesBefore, 17 PlacesAfterwards, 16 TransitionsBefore, 12 TransitionsAfterwards, 48 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 26 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 26, independent: 26, independent conditional: 0, independent unconditional: 26, 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: 18, independent: 18, independent conditional: 0, independent unconditional: 18, 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: 18, independent: 18, independent conditional: 0, independent unconditional: 18, 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: 26, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, 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 17:23:03,915 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...