/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/parallel/min-max-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:24:34,748 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:24:34,799 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 17:24:34,824 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:24:34,824 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:24:34,824 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:24:34,825 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:24:34,825 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:24:34,826 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:24:34,826 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:24:34,826 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:24:34,826 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:24:34,827 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:24:34,827 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:24:34,827 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:24:34,827 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:24:34,828 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:24:34,828 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:24:34,828 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:24:34,828 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:24:34,828 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:24:34,837 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:24:34,838 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:24:34,838 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:24:34,838 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:24:34,838 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:24:34,838 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:24:34,838 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:24:34,838 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:24:34,839 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:24:34,839 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:24:34,839 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:24:34,839 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:24:34,840 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:24:34,840 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET [2023-10-12 17:24:35,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:24:35,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:24:35,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:24:35,056 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:24:35,059 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:24:35,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/min-max-2.wvr.bpl [2023-10-12 17:24:35,061 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/min-max-2.wvr.bpl' [2023-10-12 17:24:35,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:24:35,096 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:24:35,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:24:35,098 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:24:35,098 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:24:35,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,119 INFO L138 Inliner]: procedures = 6, calls = 5, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:24:35,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:24:35,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:24:35,123 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:24:35,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:24:35,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:24:35,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:24:35,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:24:35,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:24:35,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/1) ... [2023-10-12 17:24:35,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:35,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:35,227 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 17:24:35,230 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 17:24:35,256 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:24:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:24:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:24:35,257 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:24:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:24:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:24:35,257 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:24:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:24:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:24:35,258 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:24:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:24:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:24:35,259 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2023-10-12 17:24:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-10-12 17:24:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-10-12 17:24:35,259 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2023-10-12 17:24:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-10-12 17:24:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-10-12 17:24:35,261 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 17:24:35,302 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:24:35,303 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:24:35,420 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:24:35,425 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:24:35,426 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:24:35,427 INFO L201 PluginConnector]: Adding new model min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:24:35 BoogieIcfgContainer [2023-10-12 17:24:35,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:24:35,428 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:24:35,428 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:24:35,430 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:24:35,431 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:24:35,431 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:24:35" (1/2) ... [2023-10-12 17:24:35,432 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@393de4a5 and model type min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:24:35, skipping insertion in model container [2023-10-12 17:24:35,432 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:24:35,432 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:24:35" (2/2) ... [2023-10-12 17:24:35,433 INFO L332 chiAutomizerObserver]: Analyzing ICFG min-max-2.wvr.bpl [2023-10-12 17:24:35,497 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2023-10-12 17:24:35,517 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 58 places, 51 transitions, 142 flow [2023-10-12 17:24:35,537 INFO L124 PetriNetUnfolderBase]: 4/41 cut-off events. [2023-10-12 17:24:35,537 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2023-10-12 17:24:35,541 INFO L83 FinitePrefix]: Finished finitePrefix Result has 62 conditions, 41 events. 4/41 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 108 event pairs, 0 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 38. Up to 2 conditions per place. [2023-10-12 17:24:35,541 INFO L82 GeneralOperation]: Start removeDead. Operand has 58 places, 51 transitions, 142 flow [2023-10-12 17:24:35,545 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 53 places, 41 transitions, 112 flow [2023-10-12 17:24:35,547 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:24:35,557 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 41 transitions, 112 flow [2023-10-12 17:24:35,559 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 41 transitions, 112 flow [2023-10-12 17:24:35,559 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 53 places, 41 transitions, 112 flow [2023-10-12 17:24:35,567 INFO L124 PetriNetUnfolderBase]: 4/41 cut-off events. [2023-10-12 17:24:35,567 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2023-10-12 17:24:35,568 INFO L83 FinitePrefix]: Finished finitePrefix Result has 62 conditions, 41 events. 4/41 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 108 event pairs, 0 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 38. Up to 2 conditions per place. [2023-10-12 17:24:35,569 INFO L119 LiptonReduction]: Number of co-enabled transitions 732 [2023-10-12 17:24:35,898 INFO L134 LiptonReduction]: Checked pairs total: 858 [2023-10-12 17:24:35,898 INFO L136 LiptonReduction]: Total number of compositions: 16 [2023-10-12 17:24:35,910 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:24:35,910 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:24:35,910 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:24:35,910 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:24:35,910 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:24:35,911 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:24:35,911 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:24:35,911 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2023-10-12 17:24:35,911 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 38 places, 26 transitions, 82 flow [2023-10-12 17:24:35,915 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:24:35,916 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2023-10-12 17:24:35,916 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:24:35,916 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:24:35,918 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:24:35,919 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 38 places, 26 transitions, 82 flow [2023-10-12 17:24:35,920 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:24:35,920 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2023-10-12 17:24:35,920 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:24:35,920 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:24:35,925 INFO L748 eck$LassoCheckResult]: Stem: 62#[$Ultimate##0]true [87] $Ultimate##0-->L71: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 64#[L71]true [124] L71-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 66#[$Ultimate##0, L71-1]true [96] $Ultimate##0-->L25: Formula: (= (select v_A_1 0) v_min_1) InVars {A=v_A_1} OutVars{A=v_A_1, min=v_min_1} AuxVars[] AssignedVars[min] 68#[L71-1, L25]true [97] L25-->L26-1: Formula: v_b1_1 InVars {} OutVars{b1=v_b1_1} AuxVars[] AssignedVars[b1] 70#[L71-1, L26-1]true [2023-10-12 17:24:35,925 INFO L750 eck$LassoCheckResult]: Loop: 70#[L71-1, L26-1]true [157] L26-1-->L26-1: Formula: (and (= (let ((.cse0 (select v_A_73 v_i_14))) (ite (< v_min_35 .cse0) v_min_35 .cse0)) v_min_34) (< v_i_14 v_N_39) (= v_i_13 (+ v_i_14 1))) InVars {A=v_A_73, N=v_N_39, i=v_i_14, min=v_min_35} OutVars{A=v_A_73, N=v_N_39, i=v_i_13, min=v_min_34} AuxVars[] AssignedVars[i, min] 70#[L71-1, L26-1]true [2023-10-12 17:24:35,930 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:35,930 INFO L85 PathProgramCache]: Analyzing trace with hash 3637575, now seen corresponding path program 1 times [2023-10-12 17:24:35,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:24:35,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170932760] [2023-10-12 17:24:35,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:24:35,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:24:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:36,015 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:24:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:36,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:24:36,075 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:36,075 INFO L85 PathProgramCache]: Analyzing trace with hash 188, now seen corresponding path program 1 times [2023-10-12 17:24:36,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:24:36,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119854800] [2023-10-12 17:24:36,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:24:36,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:24:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:36,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:24:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:36,090 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:24:36,091 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:36,091 INFO L85 PathProgramCache]: Analyzing trace with hash 112764982, now seen corresponding path program 1 times [2023-10-12 17:24:36,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:24:36,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435141050] [2023-10-12 17:24:36,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:24:36,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:24:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:36,100 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:24:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:36,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:24:36,219 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:24:36,220 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:24:36,220 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:24:36,220 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:24:36,220 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:24:36,220 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:36,220 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:24:36,220 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:24:36,220 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-2.wvr.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:24:36,220 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:24:36,221 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:24:36,232 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 17:24:36,240 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 17:24:36,243 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 17:24:36,248 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 17:24:36,251 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 17:24:36,292 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 17:24:36,295 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 17:24:36,298 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 17:24:36,398 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:24:36,401 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:24:36,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:36,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:36,404 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 17:24:36,426 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 17:24:36,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:36,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:36,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:36,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:36,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:36,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:36,447 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 17:24:36,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:36,462 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 17:24:36,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:36,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:36,473 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 17:24:36,479 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 17:24:36,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:36,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:36,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:36,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:36,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:36,489 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:36,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:36,493 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 17:24:36,512 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-10-12 17:24:36,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:36,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:36,514 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 17:24:36,517 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 17:24:36,519 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 17:24:36,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:36,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:36,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:36,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:36,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:36,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:36,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:36,547 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 17:24:36,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:36,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:36,561 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 17:24:36,569 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 17:24:36,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:36,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:36,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:36,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:36,579 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:36,579 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:36,583 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 17:24:36,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:36,594 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 17:24:36,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:36,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:36,597 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 17:24:36,597 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 17:24:36,601 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 17:24:36,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:36,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:36,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:36,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:36,611 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:36,611 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:36,633 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:24:36,658 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:24:36,659 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:24:36,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:36,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:36,677 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 17:24:36,678 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 17:24:36,716 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:24:36,733 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:24:36,733 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:24:36,734 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, i) = 1*N - 1*i Supporting invariants [] [2023-10-12 17:24:36,738 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-10-12 17:24:36,741 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:24:36,763 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:24:36,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:24:36,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:24:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:24:36,802 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:24:36,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:24:36,803 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 17:24:36,835 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 17:24:36,837 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:24:36,943 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 5 states and 394 transitions. [2023-10-12 17:24:36,944 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:24:36,946 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:24:36,948 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 17:24:36,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:24:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 268 transitions. [2023-10-12 17:24:36,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 268 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:24:36,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:24:36,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 268 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:24:36,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:24:36,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 268 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:24:36,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:24:36,956 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 48 places, 304 transitions, 1576 flow [2023-10-12 17:24:37,097 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-10-12 17:24:37,210 INFO L124 PetriNetUnfolderBase]: 3444/4310 cut-off events. [2023-10-12 17:24:37,210 INFO L125 PetriNetUnfolderBase]: For 611/611 co-relation queries the response was YES. [2023-10-12 17:24:37,222 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9556 conditions, 4310 events. 3444/4310 cut-off events. For 611/611 co-relation queries the response was YES. Maximal size of possible extension queue 170. Compared 14908 event pairs, 401 based on Foata normal form. 0/2637 useless extension candidates. Maximal degree in co-relation 8278. Up to 1201 conditions per place. [2023-10-12 17:24:37,222 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 48 places, 304 transitions, 1576 flow [2023-10-12 17:24:37,227 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 48 places, 304 transitions, 1576 flow [2023-10-12 17:24:37,227 INFO L430 stractBuchiCegarLoop]: Abstraction has has 48 places, 304 transitions, 1576 flow [2023-10-12 17:24:37,228 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:24:37,228 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 48 places, 304 transitions, 1576 flow [2023-10-12 17:24:37,232 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:24:37,232 INFO L124 PetriNetUnfolderBase]: 29/50 cut-off events. [2023-10-12 17:24:37,232 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2023-10-12 17:24:37,233 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:24:37,233 INFO L748 eck$LassoCheckResult]: Stem: 62#[$Ultimate##0]true [87] $Ultimate##0-->L71: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 64#[L71]true [124] L71-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 66#[$Ultimate##0, L71-1]true [127] L71-1-->$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] 123#[$Ultimate##0, $Ultimate##0, L72]true [130] L72-->L46: 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] 125#[L46, $Ultimate##0, $Ultimate##0, L73]true [2023-10-12 17:24:37,233 INFO L750 eck$LassoCheckResult]: Loop: 125#[L46, $Ultimate##0, $Ultimate##0, L73]true [156] L46-->L46: Formula: (and (< v_k_20 v_N_35) (= v_k_19 (+ v_k_20 1)) (= v_A_65 (store v_A_66 v_k_20 (+ (select v_A_66 v_k_20) 1)))) InVars {A=v_A_66, N=v_N_35, k=v_k_20} OutVars{A=v_A_65, N=v_N_35, k=v_k_19} AuxVars[] AssignedVars[A, k] 125#[L46, $Ultimate##0, $Ultimate##0, L73]true [156] L46-->L46: Formula: (and (< v_k_20 v_N_35) (= v_k_19 (+ v_k_20 1)) (= v_A_65 (store v_A_66 v_k_20 (+ (select v_A_66 v_k_20) 1)))) InVars {A=v_A_66, N=v_N_35, k=v_k_20} OutVars{A=v_A_65, N=v_N_35, k=v_k_19} AuxVars[] AssignedVars[A, k] 125#[L46, $Ultimate##0, $Ultimate##0, L73]true [2023-10-12 17:24:37,234 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:37,234 INFO L85 PathProgramCache]: Analyzing trace with hash 3638569, now seen corresponding path program 1 times [2023-10-12 17:24:37,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:24:37,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859288127] [2023-10-12 17:24:37,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:24:37,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:24:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:37,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:24:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:37,246 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:24:37,246 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:37,246 INFO L85 PathProgramCache]: Analyzing trace with hash 5953, now seen corresponding path program 1 times [2023-10-12 17:24:37,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:24:37,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158113420] [2023-10-12 17:24:37,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:24:37,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:24:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:37,254 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:24:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:37,259 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:24:37,259 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:37,259 INFO L85 PathProgramCache]: Analyzing trace with hash -798297495, now seen corresponding path program 1 times [2023-10-12 17:24:37,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:24:37,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865428445] [2023-10-12 17:24:37,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:24:37,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:24:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:37,267 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:24:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:37,274 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:24:37,407 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:24:37,407 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:24:37,407 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:24:37,407 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:24:37,407 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:24:37,407 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:37,407 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:24:37,407 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:24:37,408 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-2.wvr.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:24:37,408 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:24:37,408 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:24:37,409 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 17:24:37,412 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 17:24:37,414 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 17:24:37,416 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 17:24:37,418 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 17:24:37,420 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 17:24:37,431 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 17:24:37,433 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 17:24:37,436 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 17:24:37,439 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 17:24:37,441 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 17:24:37,443 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 17:24:37,444 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 17:24:37,522 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:24:37,523 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:24:37,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:37,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:37,524 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 17:24:37,544 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 17:24:37,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:37,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:37,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:37,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:37,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:37,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:37,556 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 17:24:37,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:37,580 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-10-12 17:24:37,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:37,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:37,582 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 17:24:37,584 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 17:24:37,597 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 17:24:37,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:37,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:37,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:37,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:37,609 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:37,609 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:37,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:37,645 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 17:24:37,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:37,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:37,647 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 17:24:37,649 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 17:24:37,651 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 17:24:37,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:37,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:37,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:37,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:37,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:37,659 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:37,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:37,693 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 17:24:37,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:37,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:37,695 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 17:24:37,702 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 17:24:37,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:37,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:37,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:37,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:37,710 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:37,710 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:37,714 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 17:24:37,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:37,726 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 17:24:37,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:37,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:37,735 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 17:24:37,737 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 17:24:37,739 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 17:24:37,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:37,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:37,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:37,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:37,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:37,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:37,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:37,768 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 17:24:37,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:37,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:37,771 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 17:24:37,777 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 17:24:37,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:37,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:24:37,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:37,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:37,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:37,785 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 17:24:37,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:24:37,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:24:37,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:37,807 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 17:24:37,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:37,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:37,808 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 17:24:37,824 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 17:24:37,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:37,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:37,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:37,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:37,833 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:37,833 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:37,847 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 17:24:37,850 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:24:37,869 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-10-12 17:24:37,870 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-10-12 17:24:37,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:37,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:37,873 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 17:24:37,876 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 17:24:37,877 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:24:37,905 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:24:37,905 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:24:37,906 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(k, N) = -1*k + 1*N Supporting invariants [] [2023-10-12 17:24:37,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-10-12 17:24:37,914 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:24:37,924 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:24:37,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:24:37,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:24:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:24:37,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2023-10-12 17:24:37,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:24:37,969 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 17:24:37,970 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 17:24:37,970 INFO L74 BuchiComplementNCSB]: Start buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:24:38,103 INFO L82 BuchiComplementNCSB]: Finished buchiComplementNCSB. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 7 states and 522 transitions. [2023-10-12 17:24:38,103 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:24:38,139 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:24:38,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-10-12 17:24:38,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:24:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 335 transitions. [2023-10-12 17:24:38,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 335 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:24:38,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:24:38,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 335 transitions. Stem has 6 letters. Loop has 2 letters. [2023-10-12 17:24:38,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:24:38,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 335 transitions. Stem has 4 letters. Loop has 4 letters. [2023-10-12 17:24:38,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:24:38,147 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 62 places, 4744 transitions, 34224 flow [2023-10-12 17:24:38,459 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-10-12 17:24:39,490 INFO L124 PetriNetUnfolderBase]: 13515/16559 cut-off events. [2023-10-12 17:24:39,490 INFO L125 PetriNetUnfolderBase]: For 2231/2231 co-relation queries the response was YES. [2023-10-12 17:24:39,504 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53118 conditions, 16559 events. 13515/16559 cut-off events. For 2231/2231 co-relation queries the response was YES. Maximal size of possible extension queue 586. Compared 63233 event pairs, 542 based on Foata normal form. 0/9587 useless extension candidates. Maximal degree in co-relation 44994. Up to 5781 conditions per place. [2023-10-12 17:24:39,504 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 62 places, 4744 transitions, 34224 flow [2023-10-12 17:24:39,537 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 62 places, 4744 transitions, 34224 flow [2023-10-12 17:24:39,537 INFO L430 stractBuchiCegarLoop]: Abstraction has has 62 places, 4744 transitions, 34224 flow [2023-10-12 17:24:39,537 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:24:39,537 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 62 places, 4744 transitions, 34224 flow [2023-10-12 17:24:39,549 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:24:39,549 INFO L124 PetriNetUnfolderBase]: 42/73 cut-off events. [2023-10-12 17:24:39,549 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2023-10-12 17:24:39,549 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:24:39,550 INFO L748 eck$LassoCheckResult]: Stem: 62#[$Ultimate##0]true [87] $Ultimate##0-->L71: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 64#[L71]true [124] L71-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 66#[$Ultimate##0, L71-1]true [127] L71-1-->$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] 123#[$Ultimate##0, $Ultimate##0, L72]true [103] $Ultimate##0-->L36: Formula: (= (select v_A_4 0) v_max_3) InVars {A=v_A_4} OutVars{A=v_A_4, max=v_max_3} AuxVars[] AssignedVars[max] 186#[L36, $Ultimate##0, L72]true [104] L36-->L37-1: Formula: v_b2_1 InVars {} OutVars{b2=v_b2_1} AuxVars[] AssignedVars[b2] 188#[$Ultimate##0, L37-1, L72]true [2023-10-12 17:24:39,550 INFO L750 eck$LassoCheckResult]: Loop: 188#[$Ultimate##0, L37-1, L72]true [154] L37-1-->L37-1: Formula: (and (= (let ((.cse0 (select v_A_51 v_j_14))) (ite (< .cse0 v_max_30) v_max_30 .cse0)) v_max_29) (< v_j_14 v_N_27) (= (+ v_j_14 1) v_j_13)) InVars {A=v_A_51, N=v_N_27, j=v_j_14, max=v_max_30} OutVars{A=v_A_51, N=v_N_27, j=v_j_13, max=v_max_29} AuxVars[] AssignedVars[j, max] 188#[$Ultimate##0, L37-1, L72]true [154] L37-1-->L37-1: Formula: (and (= (let ((.cse0 (select v_A_51 v_j_14))) (ite (< .cse0 v_max_30) v_max_30 .cse0)) v_max_29) (< v_j_14 v_N_27) (= (+ v_j_14 1) v_j_13)) InVars {A=v_A_51, N=v_N_27, j=v_j_14, max=v_max_30} OutVars{A=v_A_51, N=v_N_27, j=v_j_13, max=v_max_29} AuxVars[] AssignedVars[j, max] 188#[$Ultimate##0, L37-1, L72]true [2023-10-12 17:24:39,550 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:39,550 INFO L85 PathProgramCache]: Analyzing trace with hash 112794906, now seen corresponding path program 1 times [2023-10-12 17:24:39,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:24:39,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56450598] [2023-10-12 17:24:39,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:24:39,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:24:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:39,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:24:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:39,558 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:24:39,558 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:39,558 INFO L85 PathProgramCache]: Analyzing trace with hash 5889, now seen corresponding path program 1 times [2023-10-12 17:24:39,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:24:39,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101397920] [2023-10-12 17:24:39,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:24:39,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:24:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:39,563 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:24:39,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:39,569 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:24:39,570 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:39,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1021727194, now seen corresponding path program 1 times [2023-10-12 17:24:39,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:24:39,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671984006] [2023-10-12 17:24:39,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:24:39,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:24:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:39,576 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:24:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:24:39,583 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:24:39,798 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:24:39,799 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:24:39,799 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:24:39,799 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:24:39,799 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:24:39,799 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:39,799 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:24:39,799 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:24:39,799 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-2.wvr.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:24:39,799 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:24:39,799 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:24:39,802 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 17:24:39,875 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 17:24:39,877 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 17:24:39,880 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 17:24:39,882 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 17:24:39,884 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 17:24:39,886 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 17:24:39,888 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 17:24:39,889 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 17:24:39,891 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 17:24:40,069 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:24:40,069 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:24:40,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:40,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:40,071 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 17:24:40,073 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 17:24:40,075 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 17:24:40,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:40,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:40,082 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-10-12 17:24:40,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:40,102 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-10-12 17:24:40,102 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-10-12 17:24:40,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:24:40,140 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 17:24:40,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:40,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:40,141 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 17:24:40,170 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 17:24:40,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:24:40,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:24:40,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:24:40,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:24:40,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:24:40,178 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:24:40,182 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 17:24:40,189 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:24:40,203 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-10-12 17:24:40,203 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-10-12 17:24:40,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:24:40,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:24:40,204 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:24:40,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-10-12 17:24:40,208 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:24:40,215 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:24:40,215 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:24:40,215 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(j, N) = -1*j + 1*N Supporting invariants [] [2023-10-12 17:24:40,222 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 17:24:40,225 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:24:40,234 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:24:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:24:40,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:24:40,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:24:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:24:40,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2023-10-12 17:24:40,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:24:40,264 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 17:24:40,265 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 17:24:40,266 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 17:24:40,407 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 7 states and 522 transitions. [2023-10-12 17:24:40,407 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:24:40,831 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:24:40,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-10-12 17:24:40,832 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 17:24:40,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 335 transitions. [2023-10-12 17:24:40,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 335 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:24:40,833 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:24:40,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 335 transitions. Stem has 7 letters. Loop has 2 letters. [2023-10-12 17:24:40,834 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:24:40,834 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 335 transitions. Stem has 5 letters. Loop has 4 letters. [2023-10-12 17:24:40,834 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:24:40,834 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 76 places, 74272 transitions, 686336 flow [2023-10-12 17:24:41,326 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-10-12 17:25:41,589 INFO L124 PetriNetUnfolderBase]: 35903/43554 cut-off events. [2023-10-12 17:25:41,589 INFO L125 PetriNetUnfolderBase]: For 5882/5882 co-relation queries the response was YES. [2023-10-12 17:25:41,635 INFO L83 FinitePrefix]: Finished finitePrefix Result has 183396 conditions, 43554 events. 35903/43554 cut-off events. For 5882/5882 co-relation queries the response was YES. Maximal size of possible extension queue 1384. Compared 180336 event pairs, 1053 based on Foata normal form. 0/23550 useless extension candidates. Maximal degree in co-relation 153560. Up to 15302 conditions per place. [2023-10-12 17:25:41,636 INFO L82 GeneralOperation]: Start removeDeadBuchi. Operand has 76 places, 74272 transitions, 686336 flow [2023-10-12 17:25:42,315 INFO L88 GeneralOperation]: Finished RemoveDeadBuchi, result has has 76 places, 74272 transitions, 686336 flow [2023-10-12 17:25:42,315 INFO L430 stractBuchiCegarLoop]: Abstraction has has 76 places, 74272 transitions, 686336 flow [2023-10-12 17:25:42,316 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:25:42,316 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 76 places, 74272 transitions, 686336 flow [2023-10-12 17:25:43,610 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:25:43,610 INFO L124 PetriNetUnfolderBase]: 178/260 cut-off events. [2023-10-12 17:25:43,610 INFO L125 PetriNetUnfolderBase]: For 55/55 co-relation queries the response was YES. [2023-10-12 17:25:43,610 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is not empty [2023-10-12 17:25:43,611 INFO L748 eck$LassoCheckResult]: Stem: 62#[$Ultimate##0]true [87] $Ultimate##0-->L71: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 64#[L71]true [124] L71-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 66#[$Ultimate##0, L71-1]true [127] L71-1-->$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] 123#[$Ultimate##0, $Ultimate##0, L72]true [130] L72-->L46: 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] 125#[L46, $Ultimate##0, $Ultimate##0, L73]true [133] L73-->L55: Formula: (and (= v_thread4Thread1of1ForFork3_thidvar2_2 4) (= v_thread4Thread1of1ForFork3_thidvar3_2 4) (= v_thread4Thread1of1ForFork3_thidvar0_2 4) (= v_thread4Thread1of1ForFork3_thidvar1_2 4)) InVars {} OutVars{thread4Thread1of1ForFork3_thidvar1=v_thread4Thread1of1ForFork3_thidvar1_2, thread4Thread1of1ForFork3_thidvar0=v_thread4Thread1of1ForFork3_thidvar0_2, thread4Thread1of1ForFork3_thidvar3=v_thread4Thread1of1ForFork3_thidvar3_2, thread4Thread1of1ForFork3_thidvar2=v_thread4Thread1of1ForFork3_thidvar2_2} AuxVars[] AssignedVars[thread4Thread1of1ForFork3_thidvar1, thread4Thread1of1ForFork3_thidvar0, thread4Thread1of1ForFork3_thidvar3, thread4Thread1of1ForFork3_thidvar2] 253#[L46, $Ultimate##0, L74, $Ultimate##0, L55]true [2023-10-12 17:25:43,611 INFO L750 eck$LassoCheckResult]: Loop: 253#[L46, $Ultimate##0, L74, $Ultimate##0, L55]true [153] L55-->L55: Formula: (and (= v_A_39 (store v_A_40 v_l_20 (+ (- 1) (select v_A_40 v_l_20)))) (= v_l_19 (+ v_l_20 1)) (< v_l_20 v_N_23)) InVars {A=v_A_40, N=v_N_23, l=v_l_20} OutVars{A=v_A_39, N=v_N_23, l=v_l_19} AuxVars[] AssignedVars[A, l] 253#[L46, $Ultimate##0, L74, $Ultimate##0, L55]true [153] L55-->L55: Formula: (and (= v_A_39 (store v_A_40 v_l_20 (+ (- 1) (select v_A_40 v_l_20)))) (= v_l_19 (+ v_l_20 1)) (< v_l_20 v_N_23)) InVars {A=v_A_40, N=v_N_23, l=v_l_20} OutVars{A=v_A_39, N=v_N_23, l=v_l_19} AuxVars[] AssignedVars[A, l] 253#[L46, $Ultimate##0, L74, $Ultimate##0, L55]true [2023-10-12 17:25:43,611 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:43,611 INFO L85 PathProgramCache]: Analyzing trace with hash 112795772, now seen corresponding path program 1 times [2023-10-12 17:25:43,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:25:43,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147150759] [2023-10-12 17:25:43,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:25:43,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:25:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:43,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:25:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:43,620 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:25:43,620 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:43,620 INFO L85 PathProgramCache]: Analyzing trace with hash 5857, now seen corresponding path program 1 times [2023-10-12 17:25:43,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:25:43,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772280803] [2023-10-12 17:25:43,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:25:43,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:25:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:43,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:25:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:43,635 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:25:43,635 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:43,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1022559388, now seen corresponding path program 1 times [2023-10-12 17:25:43,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:25:43,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812233370] [2023-10-12 17:25:43,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:25:43,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:25:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:43,651 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:25:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:25:43,657 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:25:43,780 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:25:43,780 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:25:43,780 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:25:43,780 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:25:43,780 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:25:43,780 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:43,780 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:25:43,780 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:25:43,781 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-2.wvr.bpl_BEv2_Iteration4_Lasso [2023-10-12 17:25:43,781 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:25:43,781 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:25:43,782 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 17:25:43,784 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 17:25:43,785 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 17:25:43,787 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 17:25:43,788 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 17:25:43,790 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 17:25:43,792 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 17:25:43,804 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 17:25:43,806 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 17:25:43,807 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 17:25:43,809 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 17:25:43,811 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 17:25:43,812 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 17:25:43,814 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 17:25:43,816 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 17:25:43,817 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:25:43,819 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 17:25:43,907 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:25:43,907 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:25:43,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:43,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:43,913 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:43,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-10-12 17:25:43,954 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 17:25:43,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:43,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:43,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:43,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:43,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:43,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:43,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:44,001 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:44,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:44,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:44,014 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:44,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-10-12 17:25:44,035 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 17:25:44,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:44,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:44,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:44,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:44,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:44,043 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:44,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:44,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:44,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:44,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:44,063 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:44,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-10-12 17:25:44,067 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 17:25:44,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:44,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:44,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:44,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:44,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:44,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:44,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:44,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:44,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:44,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:44,122 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:44,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-10-12 17:25:44,127 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 17:25:44,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:44,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:44,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:44,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:44,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:44,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:44,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:44,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:44,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:44,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:44,307 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:44,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-10-12 17:25:44,311 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 17:25:44,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:44,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:44,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:44,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:44,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:44,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:44,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:44,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:44,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:44,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:44,330 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:44,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-10-12 17:25:44,334 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 17:25:44,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:44,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:44,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:44,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:44,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:44,350 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:44,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:44,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:44,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:44,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:44,357 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:44,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-10-12 17:25:44,360 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 17:25:44,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:44,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:25:44,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:44,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:44,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:44,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:25:44,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:25:44,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:44,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:44,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:44,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:44,398 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:44,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-10-12 17:25:44,407 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 17:25:44,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:44,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:25:44,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:44,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:44,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:44,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:25:44,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:25:44,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:25:44,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:44,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:44,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:44,422 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:44,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-10-12 17:25:44,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:25:44,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:25:44,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:25:44,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:25:44,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:25:44,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:25:44,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:25:44,473 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:25:44,479 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-10-12 17:25:44,479 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2023-10-12 17:25:44,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:25:44,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:25:44,493 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:25:44,504 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:25:44,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-10-12 17:25:44,525 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:25:44,525 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:25:44,525 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, l) = 1*N - 1*l Supporting invariants [] [2023-10-12 17:25:44,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-10-12 17:25:44,545 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-10-12 17:25:44,551 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:25:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:25:44,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:25:44,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:25:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:25:44,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2023-10-12 17:25:44,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:25:44,574 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 17:25:44,575 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 17:25:44,575 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 17:25:44,679 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 7 states and 523 transitions. [2023-10-12 17:25:44,679 INFO L79 BuchiIntersect]: Starting Intersection [2023-10-12 17:25:50,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-10-12 17:26:04,749 INFO L86 BuchiIntersect]: Exiting Intersection [2023-10-12 17:26:04,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-10-12 17:26:04,750 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 17:26:04,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 335 transitions. [2023-10-12 17:26:04,752 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 335 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:26:04,752 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:26:04,752 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 335 transitions. Stem has 7 letters. Loop has 2 letters. [2023-10-12 17:26:04,752 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:26:04,752 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 335 transitions. Stem has 5 letters. Loop has 4 letters. [2023-10-12 17:26:04,752 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:26:04,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 90 places, 1165120 transitions, 13125760 flow Received shutdown request... [2023-10-12 17:28:22,053 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-10-12 17:28:22,364 WARN L144 chiPetriNetCegarLoop]: Unhandled de.uni_freiburg.informatik.ultimate.automata.AutomataOperationCanceledException: Timeout or canceled by user.occured during abstraction size reduction. Continuing with non-reduced net [2023-10-12 17:28:22,364 INFO L430 stractBuchiCegarLoop]: Abstraction has has 90 places, 1165120 transitions, 13125760 flow [2023-10-12 17:28:22,364 INFO L337 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-10-12 17:28:22,364 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 90 places, 1165120 transitions, 13125760 flow [2023-10-12 17:28:22,769 WARN L343 stractBuchiCegarLoop]: Verification cancelled [2023-10-12 17:28:22,773 INFO L201 PluginConnector]: Adding new model min-max-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:28:22 BoogieIcfgContainer [2023-10-12 17:28:22,774 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:28:22,774 INFO L158 Benchmark]: Toolchain (without parser) took 227677.92ms. Allocated memory was 191.9MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 142.1MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 5.0GB. Max. memory is 8.0GB. [2023-10-12 17:28:22,774 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.29ms. Allocated memory is still 191.9MB. Free memory is still 143.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:28:22,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.21ms. Allocated memory is still 191.9MB. Free memory was 141.9MB in the beginning and 140.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:28:22,775 INFO L158 Benchmark]: Boogie Preprocessor took 26.18ms. Allocated memory is still 191.9MB. Free memory was 140.4MB in the beginning and 139.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:28:22,775 INFO L158 Benchmark]: RCFGBuilder took 278.35ms. Allocated memory is still 191.9MB. Free memory was 139.3MB in the beginning and 159.3MB in the end (delta: -20.0MB). Peak memory consumption was 14.5MB. Max. memory is 8.0GB. [2023-10-12 17:28:22,775 INFO L158 Benchmark]: BuchiAutomizer took 227345.99ms. Allocated memory was 191.9MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 159.1MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. [2023-10-12 17:28:22,776 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 0.29ms. Allocated memory is still 191.9MB. Free memory is still 143.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.21ms. Allocated memory is still 191.9MB. Free memory was 141.9MB in the beginning and 140.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.18ms. Allocated memory is still 191.9MB. Free memory was 140.4MB in the beginning and 139.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 278.35ms. Allocated memory is still 191.9MB. Free memory was 139.3MB in the beginning and 159.3MB in the end (delta: -20.0MB). Peak memory consumption was 14.5MB. Max. memory is 8.0GB. * BuchiAutomizer took 227345.99ms. Allocated memory was 191.9MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 159.1MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (0 trivial, 4 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function N + -1 * i and consists of 4 locations. One deterministic module has affine ranking function -1 * k + N and consists of 5 locations. One deterministic module has affine ranking function N + -1 * j and consists of 5 locations. One deterministic module has affine ranking function -1 * l + N and consists of 5 locations. The remainder module has 13125760 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 227.2s and 5 iterations. TraceHistogramMax:0. Analysis of lassos took 3.1s. Construction of modules took 0.2s. Büchi inclusion checks took 20.9s. 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 [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 3/3 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 683 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 679 mSDsluCounter, 653 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 290 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 672 IncrementalHoareTripleChecker+Invalid, 687 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 363 mSDtfsCounter, 672 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital83 mio100 ax100 hnf100 lsp178 ukn34 mio100 lsp85 div100 bol100 ite100 ukn100 eq167 hnf95 smp100 dnf250 smp69 tf100 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 67ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 6 MotzkinApplications: 30 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.3s - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Buchi Automizer is unable to decide termination: Timeout while executing PetriNetUnfolderBuchi. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.3s, 53 PlacesBefore, 38 PlacesAfterwards, 41 TransitionsBefore, 26 TransitionsAfterwards, 732 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 13 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 16 TotalNumberOfCompositions, 858 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 676, independent: 657, independent conditional: 0, independent unconditional: 657, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 466, independent: 449, independent conditional: 0, independent unconditional: 449, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 466, independent: 448, independent conditional: 0, independent unconditional: 448, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 52, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 676, independent: 208, independent conditional: 0, independent unconditional: 208, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 466, unknown conditional: 0, unknown unconditional: 466] , Statistics on independence cache: Total cache size (in pairs): 104, Positive cache size: 99, Positive conditional cache size: 0, Positive unconditional cache size: 99, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown