/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-trans.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:23:10,778 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:23:10,845 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 17:23:10,876 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:23:10,877 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:23:10,877 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:23:10,879 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:23:10,879 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:23:10,880 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:23:10,883 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:23:10,884 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:23:10,884 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:23:10,884 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:23:10,885 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:23:10,886 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:23:10,886 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:23:10,886 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:23:10,887 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:23:10,887 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:23:10,887 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:23:10,887 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:23:10,887 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:23:10,888 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:23:10,888 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:23:10,888 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:23:10,888 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:23:10,888 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:23:10,889 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:23:10,889 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:23:10,889 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:23:10,890 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:23:10,890 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:23:10,890 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:23:10,892 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:23:10,892 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2023-10-12 17:23:11,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:23:11,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:23:11,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:23:11,137 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:23:11,137 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:23:11,139 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/chromosome-trans.wvr.bpl [2023-10-12 17:23:11,139 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/chromosome-trans.wvr.bpl' [2023-10-12 17:23:11,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:23:11,169 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:23:11,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:23:11,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:23:11,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:23:11,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,193 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:23:11,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:23:11,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:23:11,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:23:11,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:23:11,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:23:11,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:23:11,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:23:11,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:23:11,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/1) ... [2023-10-12 17:23:11,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:11,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:11,242 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 17:23:11,261 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 17:23:11,279 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:23:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:23:11,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:23:11,279 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:23:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:23:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:23:11,280 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:23:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:23:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:23:11,280 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:23:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:23:11,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:23:11,281 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 17:23:11,327 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:23:11,329 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:23:11,443 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:23:11,498 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:23:11,498 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-10-12 17:23:11,500 INFO L201 PluginConnector]: Adding new model chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:23:11 BoogieIcfgContainer [2023-10-12 17:23:11,500 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:23:11,501 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:23:11,501 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:23:11,505 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:23:11,506 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:23:11,506 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:23:11" (1/2) ... [2023-10-12 17:23:11,507 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@12a0957b and model type chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:23:11, skipping insertion in model container [2023-10-12 17:23:11,507 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:23:11,507 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:23:11" (2/2) ... [2023-10-12 17:23:11,509 INFO L332 chiAutomizerObserver]: Analyzing ICFG chromosome-trans.wvr.bpl [2023-10-12 17:23:11,576 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-10-12 17:23:11,600 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 32 places, 28 transitions, 80 flow [2023-10-12 17:23:11,637 INFO L124 PetriNetUnfolderBase]: 3/22 cut-off events. [2023-10-12 17:23:11,637 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-10-12 17:23:11,646 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35 conditions, 22 events. 3/22 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 23 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2023-10-12 17:23:11,646 INFO L82 GeneralOperation]: Start removeDead. Operand has 32 places, 28 transitions, 80 flow [2023-10-12 17:23:11,652 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 29 places, 22 transitions, 62 flow [2023-10-12 17:23:11,656 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:23:11,675 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 29 places, 22 transitions, 62 flow [2023-10-12 17:23:11,681 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 29 places, 22 transitions, 62 flow [2023-10-12 17:23:11,681 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 29 places, 22 transitions, 62 flow [2023-10-12 17:23:11,689 INFO L124 PetriNetUnfolderBase]: 3/22 cut-off events. [2023-10-12 17:23:11,690 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-10-12 17:23:11,690 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35 conditions, 22 events. 3/22 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 23 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2023-10-12 17:23:11,691 INFO L119 LiptonReduction]: Number of co-enabled transitions 144 [2023-10-12 17:23:11,830 INFO L134 LiptonReduction]: Checked pairs total: 88 [2023-10-12 17:23:11,830 INFO L136 LiptonReduction]: Total number of compositions: 6 [2023-10-12 17:23:11,843 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:23:11,843 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:23:11,843 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:23:11,843 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:23:11,844 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:23:11,844 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:23:11,844 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:23:11,844 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2023-10-12 17:23:11,845 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 places, 17 transitions, 52 flow [2023-10-12 17:23:11,852 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:23:11,852 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-10-12 17:23:11,853 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:23:11,853 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:23:11,860 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:23:11,860 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 places, 17 transitions, 52 flow [2023-10-12 17:23:11,861 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:23:11,861 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-10-12 17:23:11,862 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:23:11,862 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:23:11,867 INFO L748 eck$LassoCheckResult]: Stem: 36#[$Ultimate##0]true [118] $Ultimate##0-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 38#[$Ultimate##0, L100]true [104] $Ultimate##0-->L35: Formula: (and (= v_result_7_13 1) (= v_i_8_13 0) (not v_isNull_1_5) (or (and (not v_break_6_10) (not v_isNull_3_5)) (and v_break_6_10 v_isNull_3_5))) InVars {isNull_1=v_isNull_1_5, isNull_3=v_isNull_3_5} OutVars{isNull_1=v_isNull_1_5, isNull_3=v_isNull_3_5, i_8=v_i_8_13, result_7=v_result_7_13, break_6=v_break_6_10} AuxVars[] AssignedVars[result_7, break_6, i_8] 40#[L100, L35]true [2023-10-12 17:23:11,867 INFO L750 eck$LassoCheckResult]: Loop: 40#[L100, L35]true [105] L35-->L35: Formula: (and (< v_i_8_20 5) (not v_break_6_15) (let ((.cse0 (= v_result_7_17 0))) (or (and (not .cse0) v_break_6_14) (and .cse0 (not v_break_6_14)))) (= (+ v_result_7_17 (select v_o_2_13 v_i_8_20)) (select v_o_0_13 v_i_8_20)) (= (+ v_i_8_20 1) v_i_8_19)) InVars {o_0=v_o_0_13, o_2=v_o_2_13, i_8=v_i_8_20, break_6=v_break_6_15} OutVars{o_0=v_o_0_13, o_2=v_o_2_13, i_8=v_i_8_19, break_6=v_break_6_14, result_7=v_result_7_17} AuxVars[] AssignedVars[break_6, result_7, i_8] 40#[L100, L35]true [2023-10-12 17:23:11,872 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:11,872 INFO L85 PathProgramCache]: Analyzing trace with hash 4723, now seen corresponding path program 1 times [2023-10-12 17:23:11,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:11,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570084312] [2023-10-12 17:23:11,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:11,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:11,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:12,002 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:12,005 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:12,005 INFO L85 PathProgramCache]: Analyzing trace with hash 136, now seen corresponding path program 1 times [2023-10-12 17:23:12,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:12,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435823278] [2023-10-12 17:23:12,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:12,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:12,033 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:12,049 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:12,052 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:12,052 INFO L85 PathProgramCache]: Analyzing trace with hash 146518, now seen corresponding path program 1 times [2023-10-12 17:23:12,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:12,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503928099] [2023-10-12 17:23:12,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:12,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:12,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:12,087 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:12,267 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:23:12,268 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:23:12,268 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:23:12,268 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:23:12,268 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:23:12,268 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:12,268 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:23:12,269 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:23:12,269 INFO L133 ssoRankerPreferences]: Filename of dumped script: chromosome-trans.wvr.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:23:12,269 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:23:12,269 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:23:12,295 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:23:12,350 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 17:23:12,353 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 17:23:12,532 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:23:12,536 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:23:12,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:12,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:12,541 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 17:23:12,556 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 17:23:12,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:12,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:12,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:12,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:12,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:23:12,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:23:12,580 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 17:23:12,589 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:23:12,621 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-10-12 17:23:12,622 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2023-10-12 17:23:12,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:12,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:12,627 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 17:23:12,628 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 17:23:12,666 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:23:12,684 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:23:12,685 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:23:12,685 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i_8) = -2*i_8 + 9 Supporting invariants [] [2023-10-12 17:23:12,690 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-10-12 17:23:12,693 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:23:12,723 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:12,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:23:12,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:12,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:23:12,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:12,750 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 17:23:12,787 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 17:23:12,788 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 17:23:12,876 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 228 transitions. [2023-10-12 17:23:12,877 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:23:12,881 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:23:12,884 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 17:23:12,888 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 17:23:12,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 134 transitions. [2023-10-12 17:23:12,895 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 2 letters. Loop has 1 letters. [2023-10-12 17:23:12,895 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:12,895 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 3 letters. Loop has 1 letters. [2023-10-12 17:23:12,895 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:12,896 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 2 letters. Loop has 2 letters. [2023-10-12 17:23:12,896 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:12,896 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 36 places, 226 transitions, 1156 flow [2023-10-12 17:23:12,979 INFO L124 PetriNetUnfolderBase]: 373/537 cut-off events. [2023-10-12 17:23:12,979 INFO L125 PetriNetUnfolderBase]: For 67/67 co-relation queries the response was YES. [2023-10-12 17:23:12,981 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1198 conditions, 537 events. 373/537 cut-off events. For 67/67 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 1683 event pairs, 0 based on Foata normal form. 0/335 useless extension candidates. Maximal degree in co-relation 1045. Up to 169 conditions per place. [2023-10-12 17:23:12,981 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 36 places, 226 transitions, 1156 flow [2023-10-12 17:23:12,986 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 36 places, 226 transitions, 1156 flow [2023-10-12 17:23:12,986 INFO L430 stractBuchiCegarLoop]: Abstraction has has 36 places, 226 transitions, 1156 flow [2023-10-12 17:23:12,986 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:23:12,986 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 36 places, 226 transitions, 1156 flow [2023-10-12 17:23:12,994 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:23:12,994 INFO L124 PetriNetUnfolderBase]: 36/57 cut-off events. [2023-10-12 17:23:12,994 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2023-10-12 17:23:12,994 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:23:12,995 INFO L748 eck$LassoCheckResult]: Stem: 36#[$Ultimate##0]true [118] $Ultimate##0-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 38#[$Ultimate##0, L100]true [104] $Ultimate##0-->L35: Formula: (and (= v_result_7_13 1) (= v_i_8_13 0) (not v_isNull_1_5) (or (and (not v_break_6_10) (not v_isNull_3_5)) (and v_break_6_10 v_isNull_3_5))) InVars {isNull_1=v_isNull_1_5, isNull_3=v_isNull_3_5} OutVars{isNull_1=v_isNull_1_5, isNull_3=v_isNull_3_5, i_8=v_i_8_13, result_7=v_result_7_13, break_6=v_break_6_10} AuxVars[] AssignedVars[result_7, break_6, i_8] 40#[L100, L35]true [121] L100-->$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] 87#[L101, $Ultimate##0, L35]true [108] $Ultimate##0-->L59: Formula: (and (not v_isNull_3_9) (or (and (not v_break_9_20) (not v_isNull_5_13)) (and v_break_9_20 v_isNull_5_13)) (= v_result_10_19 1) (= v_i_11_15 0)) InVars {isNull_5=v_isNull_5_13, isNull_3=v_isNull_3_9} OutVars{isNull_5=v_isNull_5_13, i_11=v_i_11_15, break_9=v_break_9_20, isNull_3=v_isNull_3_9, result_10=v_result_10_19} AuxVars[] AssignedVars[break_9, i_11, result_10] 89#[L101, L59, L35]true [110] L59-->L59: Formula: (and (let ((.cse0 (= v_result_10_21 0))) (or (and v_break_9_22 (not .cse0)) (and .cse0 (not v_break_9_22)))) (not v_break_9_23) (= (+ v_i_11_18 1) v_i_11_17) (< v_i_11_18 5) (= (select v_o_2_15 v_i_11_18) (+ v_result_10_21 (select v_o_4_11 v_i_11_18)))) InVars {i_11=v_i_11_18, break_9=v_break_9_23, o_2=v_o_2_15, o_4=v_o_4_11} OutVars{i_11=v_i_11_17, break_9=v_break_9_22, o_2=v_o_2_15, result_10=v_result_10_21, o_4=v_o_4_11} AuxVars[] AssignedVars[break_9, i_11, result_10] 89#[L101, L59, L35]true [2023-10-12 17:23:12,995 INFO L750 eck$LassoCheckResult]: Loop: 89#[L101, L59, L35]true [110] L59-->L59: Formula: (and (let ((.cse0 (= v_result_10_21 0))) (or (and v_break_9_22 (not .cse0)) (and .cse0 (not v_break_9_22)))) (not v_break_9_23) (= (+ v_i_11_18 1) v_i_11_17) (< v_i_11_18 5) (= (select v_o_2_15 v_i_11_18) (+ v_result_10_21 (select v_o_4_11 v_i_11_18)))) InVars {i_11=v_i_11_18, break_9=v_break_9_23, o_2=v_o_2_15, o_4=v_o_4_11} OutVars{i_11=v_i_11_17, break_9=v_break_9_22, o_2=v_o_2_15, result_10=v_result_10_21, o_4=v_o_4_11} AuxVars[] AssignedVars[break_9, i_11, result_10] 89#[L101, L59, L35]true [110] L59-->L59: Formula: (and (let ((.cse0 (= v_result_10_21 0))) (or (and v_break_9_22 (not .cse0)) (and .cse0 (not v_break_9_22)))) (not v_break_9_23) (= (+ v_i_11_18 1) v_i_11_17) (< v_i_11_18 5) (= (select v_o_2_15 v_i_11_18) (+ v_result_10_21 (select v_o_4_11 v_i_11_18)))) InVars {i_11=v_i_11_18, break_9=v_break_9_23, o_2=v_o_2_15, o_4=v_o_4_11} OutVars{i_11=v_i_11_17, break_9=v_break_9_22, o_2=v_o_2_15, result_10=v_result_10_21, o_4=v_o_4_11} AuxVars[] AssignedVars[break_9, i_11, result_10] 89#[L101, L59, L35]true [2023-10-12 17:23:12,995 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:12,996 INFO L85 PathProgramCache]: Analyzing trace with hash 140822632, now seen corresponding path program 1 times [2023-10-12 17:23:12,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:12,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796418865] [2023-10-12 17:23:12,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:12,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:13,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:13,011 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:13,012 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:13,012 INFO L85 PathProgramCache]: Analyzing trace with hash 4481, now seen corresponding path program 1 times [2023-10-12 17:23:13,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:13,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142083574] [2023-10-12 17:23:13,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:13,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:13,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:13,026 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:13,026 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:13,026 INFO L85 PathProgramCache]: Analyzing trace with hash -2108400600, now seen corresponding path program 2 times [2023-10-12 17:23:13,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:13,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622901649] [2023-10-12 17:23:13,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:13,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:13,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:13,048 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:13,344 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:23:13,344 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:23:13,345 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:23:13,345 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:23:13,345 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:23:13,345 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:13,345 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:23:13,345 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:23:13,345 INFO L133 ssoRankerPreferences]: Filename of dumped script: chromosome-trans.wvr.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:23:13,345 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:23:13,345 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:23:13,349 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 17:23:13,352 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 17:23:13,381 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 17:23:13,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-10-12 17:23:13,469 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 17:23:13,471 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 17:23:13,473 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 17:23:13,476 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 17:23:13,478 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 17:23:13,481 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 17:23:13,484 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 17:23:13,702 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:23:13,703 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:23:13,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:13,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:13,705 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 17:23:13,708 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 17:23:13,709 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 17:23:13,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:13,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:13,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:13,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:13,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:23:13,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:23:13,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:13,745 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 17:23:13,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:13,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:13,747 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 17:23:13,750 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 17:23:13,752 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 17:23:13,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:13,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:13,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:13,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:13,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:23:13,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:23:13,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:13,795 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 17:23:13,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:13,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:13,797 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 17:23:13,804 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 17:23:13,809 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 17:23:13,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:13,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:23:13,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:13,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:13,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:13,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:23:13,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:23:13,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:13,840 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 17:23:13,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:13,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:13,842 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 17:23:13,846 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 17:23:13,847 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 17:23:13,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:13,854 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:23:13,854 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:23:13,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:13,882 INFO L401 nArgumentSynthesizer]: We have 42 Motzkin's Theorem applications. [2023-10-12 17:23:13,882 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-10-12 17:23:13,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:13,932 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 17:23:13,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:13,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:13,934 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 17:23:13,938 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 17:23:13,940 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 17:23:13,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:13,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:13,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:13,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:13,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:23:13,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:23:13,965 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:23:13,977 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2023-10-12 17:23:13,977 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2023-10-12 17:23:13,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:13,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:13,981 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 17:23:13,984 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 17:23:13,986 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:23:14,017 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:23:14,018 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:23:14,018 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i_11) = -1*i_11 + 4 Supporting invariants [] [2023-10-12 17:23:14,025 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 17:23:14,027 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:23:14,038 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:14,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:23:14,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:14,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2023-10-12 17:23:14,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:14,077 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 17:23:14,077 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 17:23:14,078 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 17:23:14,136 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 228 transitions. [2023-10-12 17:23:14,136 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:23:14,152 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:23:14,153 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 17:23:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 17:23:14,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 134 transitions. [2023-10-12 17:23:14,154 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:23:14,155 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:14,155 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 7 letters. Loop has 2 letters. [2023-10-12 17:23:14,155 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:14,155 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 5 letters. Loop has 4 letters. [2023-10-12 17:23:14,155 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:14,155 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 48 places, 3012 transitions, 21600 flow [2023-10-12 17:23:14,441 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 17:23:14,456 INFO L124 PetriNetUnfolderBase]: 1377/1932 cut-off events. [2023-10-12 17:23:14,456 INFO L125 PetriNetUnfolderBase]: For 311/311 co-relation queries the response was YES. [2023-10-12 17:23:14,461 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6201 conditions, 1932 events. 1377/1932 cut-off events. For 311/311 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 7730 event pairs, 0 based on Foata normal form. 0/1103 useless extension candidates. Maximal degree in co-relation 5740. Up to 657 conditions per place. [2023-10-12 17:23:14,461 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 48 places, 3012 transitions, 21600 flow [2023-10-12 17:23:14,501 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 48 places, 3012 transitions, 21600 flow [2023-10-12 17:23:14,502 INFO L430 stractBuchiCegarLoop]: Abstraction has has 48 places, 3012 transitions, 21600 flow [2023-10-12 17:23:14,502 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:23:14,502 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 48 places, 3012 transitions, 21600 flow [2023-10-12 17:23:14,530 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:23:14,530 INFO L124 PetriNetUnfolderBase]: 116/162 cut-off events. [2023-10-12 17:23:14,530 INFO L125 PetriNetUnfolderBase]: For 27/27 co-relation queries the response was YES. [2023-10-12 17:23:14,530 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:23:14,532 INFO L748 eck$LassoCheckResult]: Stem: 36#[$Ultimate##0]true [118] $Ultimate##0-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 38#[$Ultimate##0, L100]true [121] L100-->$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] 149#[L101, $Ultimate##0, $Ultimate##0]true [124] L101-->$Ultimate##0: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0] 151#[$Ultimate##0, L102, $Ultimate##0, $Ultimate##0]true [104] $Ultimate##0-->L35: Formula: (and (= v_result_7_13 1) (= v_i_8_13 0) (not v_isNull_1_5) (or (and (not v_break_6_10) (not v_isNull_3_5)) (and v_break_6_10 v_isNull_3_5))) InVars {isNull_1=v_isNull_1_5, isNull_3=v_isNull_3_5} OutVars{isNull_1=v_isNull_1_5, isNull_3=v_isNull_3_5, i_8=v_i_8_13, result_7=v_result_7_13, break_6=v_break_6_10} AuxVars[] AssignedVars[result_7, break_6, i_8] 153#[$Ultimate##0, L102, $Ultimate##0, L35]true [112] $Ultimate##0-->L83: Formula: (and (or (and (not v_break_12_16) (not v_isNull_5_11)) (and v_break_12_16 v_isNull_5_11)) (= v_result_13_19 1) (not v_isNull_1_7) (= v_i_14_17 0)) InVars {isNull_5=v_isNull_5_11, isNull_1=v_isNull_1_7} OutVars{isNull_5=v_isNull_5_11, result_13=v_result_13_19, break_12=v_break_12_16, i_14=v_i_14_17, isNull_1=v_isNull_1_7} AuxVars[] AssignedVars[result_13, break_12, i_14] 155#[$Ultimate##0, L102, L83, L35]true [114] L83-->L83: Formula: (and (< v_i_14_24 5) (= (+ v_i_14_24 1) v_i_14_23) (let ((.cse0 (= v_result_13_23 0))) (or (and .cse0 (not v_break_12_20)) (and (not .cse0) v_break_12_20))) (= (select v_o_0_17 v_i_14_24) (+ v_result_13_23 (select v_o_4_15 v_i_14_24))) (not v_break_12_21)) InVars {o_0=v_o_0_17, break_12=v_break_12_21, i_14=v_i_14_24, o_4=v_o_4_15} OutVars{o_0=v_o_0_17, break_12=v_break_12_20, result_13=v_result_13_23, i_14=v_i_14_23, o_4=v_o_4_15} AuxVars[] AssignedVars[break_12, result_13, i_14] 155#[$Ultimate##0, L102, L83, L35]true [2023-10-12 17:23:14,532 INFO L750 eck$LassoCheckResult]: Loop: 155#[$Ultimate##0, L102, L83, L35]true [114] L83-->L83: Formula: (and (< v_i_14_24 5) (= (+ v_i_14_24 1) v_i_14_23) (let ((.cse0 (= v_result_13_23 0))) (or (and .cse0 (not v_break_12_20)) (and (not .cse0) v_break_12_20))) (= (select v_o_0_17 v_i_14_24) (+ v_result_13_23 (select v_o_4_15 v_i_14_24))) (not v_break_12_21)) InVars {o_0=v_o_0_17, break_12=v_break_12_21, i_14=v_i_14_24, o_4=v_o_4_15} OutVars{o_0=v_o_0_17, break_12=v_break_12_20, result_13=v_result_13_23, i_14=v_i_14_23, o_4=v_o_4_15} AuxVars[] AssignedVars[break_12, result_13, i_14] 155#[$Ultimate##0, L102, L83, L35]true [114] L83-->L83: Formula: (and (< v_i_14_24 5) (= (+ v_i_14_24 1) v_i_14_23) (let ((.cse0 (= v_result_13_23 0))) (or (and .cse0 (not v_break_12_20)) (and (not .cse0) v_break_12_20))) (= (select v_o_0_17 v_i_14_24) (+ v_result_13_23 (select v_o_4_15 v_i_14_24))) (not v_break_12_21)) InVars {o_0=v_o_0_17, break_12=v_break_12_21, i_14=v_i_14_24, o_4=v_o_4_15} OutVars{o_0=v_o_0_17, break_12=v_break_12_20, result_13=v_result_13_23, i_14=v_i_14_23, o_4=v_o_4_15} AuxVars[] AssignedVars[break_12, result_13, i_14] 155#[$Ultimate##0, L102, L83, L35]true [2023-10-12 17:23:14,532 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:14,533 INFO L85 PathProgramCache]: Analyzing trace with hash 86319858, now seen corresponding path program 1 times [2023-10-12 17:23:14,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:14,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294706822] [2023-10-12 17:23:14,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:14,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:14,553 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:14,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:14,559 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:14,559 INFO L85 PathProgramCache]: Analyzing trace with hash 4609, now seen corresponding path program 1 times [2023-10-12 17:23:14,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:14,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112682868] [2023-10-12 17:23:14,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:14,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:14,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:14,575 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:14,576 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:14,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1349008562, now seen corresponding path program 2 times [2023-10-12 17:23:14,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:23:14,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466728209] [2023-10-12 17:23:14,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:23:14,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:23:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:14,599 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:23:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:23:14,607 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:23:14,954 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:23:14,955 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:23:14,955 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:23:14,955 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:23:14,955 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:23:14,955 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:14,955 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:23:14,955 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:23:14,955 INFO L133 ssoRankerPreferences]: Filename of dumped script: chromosome-trans.wvr.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:23:14,955 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:23:14,955 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:23:14,958 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 17:23:14,961 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 17:23:14,963 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 17:23:14,971 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 17:23:14,974 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 17:23:15,014 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 17:23:15,017 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 17:23:15,020 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 17:23:15,022 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 17:23:15,025 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 17:23:15,027 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 17:23:15,030 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 17:23:15,279 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:23:15,279 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:23:15,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:15,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:15,281 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 17:23:15,290 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 17:23:15,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:15,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:15,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:15,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:15,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:23:15,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:23:15,302 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 17:23:15,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:15,318 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 17:23:15,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:15,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:15,322 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 17:23:15,325 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 17:23:15,326 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 17:23:15,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:15,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:15,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:15,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:15,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:23:15,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:23:15,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:15,355 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 17:23:15,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:15,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:15,356 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 17:23:15,367 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 17:23:15,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:15,375 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-10-12 17:23:15,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:15,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:15,377 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2023-10-12 17:23:15,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:23:15,381 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 17:23:15,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:15,396 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 17:23:15,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:15,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:15,397 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 17:23:15,410 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 17:23:15,410 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 17:23:15,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:15,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:15,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:15,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:15,423 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:23:15,423 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:23:15,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:15,443 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 17:23:15,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:15,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:15,445 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 17:23:15,447 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 17:23:15,449 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 17:23:15,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:15,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:23:15,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:15,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:15,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:15,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:23:15,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:23:15,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:15,478 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 17:23:15,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:15,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:15,480 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 17:23:15,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:23:15,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:15,495 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-10-12 17:23:15,495 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:23:15,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:15,512 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 17:23:15,526 INFO L401 nArgumentSynthesizer]: We have 42 Motzkin's Theorem applications. [2023-10-12 17:23:15,526 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-10-12 17:23:15,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:23:15,572 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 17:23:15,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:15,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:15,574 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 17:23:15,577 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 17:23:15,578 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 17:23:15,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:23:15,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:23:15,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:23:15,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:23:15,588 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:23:15,588 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:23:15,601 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:23:15,609 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-10-12 17:23:15,610 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2023-10-12 17:23:15,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:23:15,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:23:15,612 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 17:23:15,615 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 17:23:15,616 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:23:15,642 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:23:15,642 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:23:15,642 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i_14) = -1*i_14 + 4 Supporting invariants [] [2023-10-12 17:23:15,649 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 17:23:15,651 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:23:15,660 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:23:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:15,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:23:15,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:23:15,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2023-10-12 17:23:15,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:23:15,693 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 17:23:15,694 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 17:23:15,694 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:23:15,763 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 6 states and 228 transitions. [2023-10-12 17:23:15,763 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:23:16,037 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 17:23:16,094 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:23:16,095 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 17:23:16,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:23:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 134 transitions. [2023-10-12 17:23:16,099 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 6 letters. Loop has 2 letters. [2023-10-12 17:23:16,099 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:16,099 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 8 letters. Loop has 2 letters. [2023-10-12 17:23:16,100 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:16,100 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 134 transitions. Stem has 6 letters. Loop has 4 letters. [2023-10-12 17:23:16,100 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:23:16,100 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 60 places, 40200 transitions, 370992 flow [2023-10-12 17:23:23,957 INFO L124 PetriNetUnfolderBase]: 4406/6139 cut-off events. [2023-10-12 17:23:23,957 INFO L125 PetriNetUnfolderBase]: For 1158/1158 co-relation queries the response was YES. [2023-10-12 17:23:23,963 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25489 conditions, 6139 events. 4406/6139 cut-off events. For 1158/1158 co-relation queries the response was YES. Maximal size of possible extension queue 380. Compared 29774 event pairs, 10 based on Foata normal form. 0/3260 useless extension candidates. Maximal degree in co-relation 23485. Up to 2177 conditions per place. [2023-10-12 17:23:23,963 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 60 places, 40200 transitions, 370992 flow [2023-10-12 17:23:24,315 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 60 places, 40200 transitions, 370992 flow [2023-10-12 17:23:24,315 INFO L430 stractBuchiCegarLoop]: Abstraction has has 60 places, 40200 transitions, 370992 flow [2023-10-12 17:23:24,315 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:23:24,315 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 60 places, 40200 transitions, 370992 flow [2023-10-12 17:23:32,811 INFO L124 PetriNetUnfolderBase]: 4406/6139 cut-off events. [2023-10-12 17:23:32,811 INFO L125 PetriNetUnfolderBase]: For 1158/1158 co-relation queries the response was YES. [2023-10-12 17:23:32,811 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is empty [2023-10-12 17:23:32,816 INFO L201 PluginConnector]: Adding new model chromosome-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:23:32 BoogieIcfgContainer [2023-10-12 17:23:32,816 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:23:32,817 INFO L158 Benchmark]: Toolchain (without parser) took 21648.04ms. Allocated memory was 225.4MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 178.7MB in the beginning and 695.0MB in the end (delta: -516.3MB). Peak memory consumption was 575.7MB. Max. memory is 8.0GB. [2023-10-12 17:23:32,817 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.31ms. Allocated memory is still 225.4MB. Free memory is still 179.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:23:32,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.36ms. Allocated memory is still 225.4MB. Free memory was 178.6MB in the beginning and 177.0MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-10-12 17:23:32,818 INFO L158 Benchmark]: Boogie Preprocessor took 16.36ms. Allocated memory is still 225.4MB. Free memory was 177.0MB in the beginning and 176.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:23:32,819 INFO L158 Benchmark]: RCFGBuilder took 288.29ms. Allocated memory is still 225.4MB. Free memory was 175.8MB in the beginning and 162.5MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-10-12 17:23:32,819 INFO L158 Benchmark]: BuchiAutomizer took 21315.29ms. Allocated memory was 225.4MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 162.4MB in the beginning and 695.0MB in the end (delta: -532.6MB). Peak memory consumption was 557.8MB. Max. memory is 8.0GB. [2023-10-12 17:23:32,821 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 0.31ms. Allocated memory is still 225.4MB. Free memory is still 179.9MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.36ms. Allocated memory is still 225.4MB. Free memory was 178.6MB in the beginning and 177.0MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.36ms. Allocated memory is still 225.4MB. Free memory was 177.0MB in the beginning and 176.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 288.29ms. Allocated memory is still 225.4MB. Free memory was 175.8MB in the beginning and 162.5MB in the end (delta: 13.3MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * BuchiAutomizer took 21315.29ms. Allocated memory was 225.4MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 162.4MB in the beginning and 695.0MB in the end (delta: -532.6MB). Peak memory consumption was 557.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (0 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 9 + -2 * i_8 and consists of 4 locations. One deterministic module has affine ranking function -1 * i_11 + 4 and consists of 4 locations. One deterministic module has affine ranking function -1 * i_14 + 4 and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 21.2s and 4 iterations. TraceHistogramMax:0. Analysis of lassos took 2.9s. Construction of modules took 0.1s. Büchi inclusion checks took 0.6s. 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 2/2 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 180 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 177 mSDsluCounter, 132 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 205 IncrementalHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 72 mSDtfsCounter, 205 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital84 mio100 ax100 hnf100 lsp74 ukn81 mio100 lsp73 div100 bol122 ite100 ukn100 eq155 hnf97 smp100 dnf332 smp49 tf100 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 82ms VariablesStem: 4 VariablesLoop: 5 DisjunctsStem: 3 DisjunctsLoop: 3 SupportingInvariants: 6 MotzkinApplications: 42 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.2s - 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, 29 PlacesBefore, 24 PlacesAfterwards, 22 TransitionsBefore, 17 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 6 TotalNumberOfCompositions, 88 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 88, independent: 88, independent conditional: 0, independent unconditional: 88, 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: 56, independent: 56, independent conditional: 0, independent unconditional: 56, 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: 56, independent: 56, independent conditional: 0, independent unconditional: 56, 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: 88, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 56, unknown conditional: 0, unknown unconditional: 56] , Statistics on independence cache: Total cache size (in pairs): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, 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 17:23:32,843 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...