/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 RABIN_PETRI_NET -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc-dec.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:41:43,465 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:41:43,496 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 17:41:43,510 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:41:43,511 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:41:43,511 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:41:43,512 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:41:43,512 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:41:43,512 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:41:43,513 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:41:43,513 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:41:43,513 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:41:43,513 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:41:43,514 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:41:43,514 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:41:43,514 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:41:43,514 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:41:43,514 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:41:43,515 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:41:43,515 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:41:43,515 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:41:43,515 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:41:43,515 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:41:43,516 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:41:43,516 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:41:43,516 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:41:43,516 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:41:43,516 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:41:43,517 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:41:43,517 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:41:43,517 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:41:43,517 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:41:43,517 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:41:43,518 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:41:43,518 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> RABIN_PETRI_NET [2023-10-12 17:41:43,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:41:43,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:41:43,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:41:43,720 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:41:43,720 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:41:43,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc-dec.wvr.bpl [2023-10-12 17:41:43,721 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc-dec.wvr.bpl' [2023-10-12 17:41:43,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:41:43,750 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:41:43,751 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:41:43,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:41:43,751 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:41:43,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,770 INFO L138 Inliner]: procedures = 6, calls = 5, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:41:43,771 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:41:43,772 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:41:43,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:41:43,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:41:43,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,796 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,800 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:41:43,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:41:43,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:41:43,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:41:43,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/1) ... [2023-10-12 17:41:43,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:43,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:43,830 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 17:41:43,838 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 17:41:43,858 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:41:43,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:41:43,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:41:43,858 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:41:43,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:41:43,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:41:43,858 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:41:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:41:43,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:41:43,859 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:41:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:41:43,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:41:43,859 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2023-10-12 17:41:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-10-12 17:41:43,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-10-12 17:41:43,859 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2023-10-12 17:41:43,860 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-10-12 17:41:43,860 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-10-12 17:41:43,860 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 17:41:43,897 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:41:43,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:41:44,034 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:41:44,046 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:41:44,046 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:41:44,048 INFO L201 PluginConnector]: Adding new model min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:41:44 BoogieIcfgContainer [2023-10-12 17:41:44,048 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:41:44,049 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:41:44,049 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:41:44,051 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:41:44,052 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:41:44,052 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.10 05:41:43" (1/2) ... [2023-10-12 17:41:44,053 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@471aeb06 and model type min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:41:44, skipping insertion in model container [2023-10-12 17:41:44,053 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:41:44,053 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:41:44" (2/2) ... [2023-10-12 17:41:44,054 INFO L332 chiAutomizerObserver]: Analyzing ICFG min-max-inc-dec.wvr.bpl [2023-10-12 17:41:44,113 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2023-10-12 17:41:44,138 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 54 places, 47 transitions, 134 flow [2023-10-12 17:41:44,156 INFO L124 PetriNetUnfolderBase]: 4/37 cut-off events. [2023-10-12 17:41:44,156 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2023-10-12 17:41:44,159 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 37 events. 4/37 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 76 event pairs, 0 based on Foata normal form. 0/32 useless extension candidates. Maximal degree in co-relation 34. Up to 2 conditions per place. [2023-10-12 17:41:44,159 INFO L82 GeneralOperation]: Start removeDead. Operand has 54 places, 47 transitions, 134 flow [2023-10-12 17:41:44,162 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 49 places, 37 transitions, 104 flow [2023-10-12 17:41:44,164 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:41:44,173 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 37 transitions, 104 flow [2023-10-12 17:41:44,175 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 37 transitions, 104 flow [2023-10-12 17:41:44,176 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 49 places, 37 transitions, 104 flow [2023-10-12 17:41:44,183 INFO L124 PetriNetUnfolderBase]: 4/37 cut-off events. [2023-10-12 17:41:44,183 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2023-10-12 17:41:44,184 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 37 events. 4/37 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 76 event pairs, 0 based on Foata normal form. 0/32 useless extension candidates. Maximal degree in co-relation 34. Up to 2 conditions per place. [2023-10-12 17:41:44,184 INFO L119 LiptonReduction]: Number of co-enabled transitions 552 [2023-10-12 17:41:44,387 INFO L134 LiptonReduction]: Checked pairs total: 632 [2023-10-12 17:41:44,387 INFO L136 LiptonReduction]: Total number of compositions: 12 [2023-10-12 17:41:44,396 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:41:44,396 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:41:44,396 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:41:44,396 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:41:44,396 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:41:44,397 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:41:44,397 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:41:44,397 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == RabinPetriNetCegarLoop ======== [2023-10-12 17:41:44,397 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 38 places, 26 transitions, 82 flow [2023-10-12 17:41:44,400 ERROR L47 etriNetUnfolderRabin]: [1:1A:[93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[][13], 2:2A:[120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0][7], 3:3A:[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][1], 5:4A:[97] L25-->L27-1: Formula: v_b1_1 InVars {} OutVars{b1=v_b1_1} AuxVars[] AssignedVars[b1][11]][6:5A:[139] L27-1-->L27-1: Formula: (and (< v_i_14 v_N_11) (= v_min_13 (let ((.cse0 (select v_A_25 v_i_14))) (ite (< v_min_14 .cse0) v_min_14 .cse0))) (= v_i_13 (+ v_i_14 1))) InVars {A=v_A_25, N=v_N_11, i=v_i_14, min=v_min_14} OutVars{A=v_A_25, N=v_N_11, i=v_i_13, min=v_min_13} AuxVars[] AssignedVars[i, min][16]] [2023-10-12 17:41:44,401 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:41:44,401 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2023-10-12 17:41:44,401 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:41:44,401 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:41:44,403 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:41:44,403 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 38 places, 26 transitions, 82 flow [2023-10-12 17:41:44,404 ERROR L47 etriNetUnfolderRabin]: [1:1A:[93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[][13], 2:2A:[120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0][7], 3:3A:[96] $Ultimate##0-->L25: Formula: (= (select v_A_1 0) v_min_1) InVars {A=v_A_1} OutVars{A=v_A_1, min=v_min_1} AuxVars[] AssignedVars[min][1], 5:4A:[97] L25-->L27-1: Formula: v_b1_1 InVars {} OutVars{b1=v_b1_1} AuxVars[] AssignedVars[b1][11]][6:5A:[139] L27-1-->L27-1: Formula: (and (< v_i_14 v_N_11) (= v_min_13 (let ((.cse0 (select v_A_25 v_i_14))) (ite (< v_min_14 .cse0) v_min_14 .cse0))) (= v_i_13 (+ v_i_14 1))) InVars {A=v_A_25, N=v_N_11, i=v_i_14, min=v_min_14} OutVars{A=v_A_25, N=v_N_11, i=v_i_13, min=v_min_13} AuxVars[] AssignedVars[i, min][16]] [2023-10-12 17:41:44,405 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:41:44,405 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2023-10-12 17:41:44,405 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-10-12 17:41:44,405 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:41:44,408 INFO L748 eck$LassoCheckResult]: Stem: 58#[$Ultimate##0]true [93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 60#[L79]true [120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 62#[$Ultimate##0, L79-1]true [96] $Ultimate##0-->L25: Formula: (= (select v_A_1 0) v_min_1) InVars {A=v_A_1} OutVars{A=v_A_1, min=v_min_1} AuxVars[] AssignedVars[min] 64#[L79-1, L25]true [97] L25-->L27-1: Formula: v_b1_1 InVars {} OutVars{b1=v_b1_1} AuxVars[] AssignedVars[b1] 66#[L27-1, L79-1]true [2023-10-12 17:41:44,408 INFO L750 eck$LassoCheckResult]: Loop: 66#[L27-1, L79-1]true [139] L27-1-->L27-1: Formula: (and (< v_i_14 v_N_11) (= v_min_13 (let ((.cse0 (select v_A_25 v_i_14))) (ite (< v_min_14 .cse0) v_min_14 .cse0))) (= v_i_13 (+ v_i_14 1))) InVars {A=v_A_25, N=v_N_11, i=v_i_14, min=v_min_14} OutVars{A=v_A_25, N=v_N_11, i=v_i_13, min=v_min_13} AuxVars[] AssignedVars[i, min] 66#[L27-1, L79-1]true [2023-10-12 17:41:44,411 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:44,411 INFO L85 PathProgramCache]: Analyzing trace with hash 3812477, now seen corresponding path program 1 times [2023-10-12 17:41:44,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:44,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881305591] [2023-10-12 17:41:44,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:44,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:44,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:44,479 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:44,481 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:44,481 INFO L85 PathProgramCache]: Analyzing trace with hash 170, now seen corresponding path program 1 times [2023-10-12 17:41:44,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:44,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280935408] [2023-10-12 17:41:44,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:44,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:44,525 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:44,530 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:44,531 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:44,531 INFO L85 PathProgramCache]: Analyzing trace with hash 118186926, now seen corresponding path program 1 times [2023-10-12 17:41:44,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:44,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551967971] [2023-10-12 17:41:44,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:44,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:44,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:44,546 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:44,680 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:41:44,681 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:41:44,681 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:41:44,681 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:41:44,681 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:41:44,681 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:44,682 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:41:44,682 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:41:44,682 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-inc-dec.wvr.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:41:44,682 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:41:44,682 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:41:44,694 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 17:41:44,702 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 17:41:44,705 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 17:41:44,707 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 17:41:44,709 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 17:41:44,745 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 17:41:44,750 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 17:41:44,754 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 17:41:44,871 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:41:44,873 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:41:44,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:44,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:44,877 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 17:41:44,884 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 17:41:44,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:44,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:44,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:44,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:44,893 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:44,893 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:44,896 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 17:41:44,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:44,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:44,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:44,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:44,925 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 17:41:44,927 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 17:41:44,929 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 17:41:44,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:44,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:44,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:44,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:44,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:44,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:44,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:44,960 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 17:41:44,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:44,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:44,965 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 17:41:44,968 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 17:41:44,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:41:44,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:44,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:44,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:44,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:44,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:44,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:44,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:45,002 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 17:41:45,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,004 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 17:41:45,008 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 17:41:45,009 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 17:41:45,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:45,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:45,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:45,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:45,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:45,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:45,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:45,040 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 17:41:45,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,049 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 17:41:45,051 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 17:41:45,053 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 17:41:45,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:45,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:45,059 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-10-12 17:41:45,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:45,067 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-10-12 17:41:45,067 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:41:45,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:45,097 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 17:41:45,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,099 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 17:41:45,101 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 17:41:45,103 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 17:41:45,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:45,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:45,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:45,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:45,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:45,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:45,128 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:41:45,146 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:41:45,147 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:41:45,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,153 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 17:41:45,154 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 17:41:45,186 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:41:45,195 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:41:45,195 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:41:45,196 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i, N) = -1*i + 1*N Supporting invariants [] [2023-10-12 17:41:45,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:45,209 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:41:45,222 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:41:45,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:41:45,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:41:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:41:45,248 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:41:45,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:41:45,248 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 17:41:45,275 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 17:41:45,361 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 17:41:45,364 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 17:41:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 236 transitions. [2023-10-12 17:41:45,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:41:45,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:45,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:41:45,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:45,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:41:45,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:45,368 INFO L430 stractBuchiCegarLoop]: Abstraction has has 42 places, 104 transitions, 536 flow [2023-10-12 17:41:45,368 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:41:45,369 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 42 places, 104 transitions, 536 flow [2023-10-12 17:41:45,371 ERROR L47 etriNetUnfolderRabin]: [1:1A:[93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[][52], 2:2A:[120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0][28], 4:3A:[123] L79-1-->$Ultimate##0: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar1_2) (= 2 v_thread2Thread1of1ForFork1_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1][24], 9:4A:[126] L80-->L51-1: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0][20]][10:5A:[142] L51-1-->L51-1: Formula: (and (< v_k_18 v_N_15) (= (store v_A_28 v_k_18 (+ (select v_A_28 v_k_18) 1)) v_A_27) (= v_k_17 (+ v_k_18 1))) InVars {A=v_A_28, N=v_N_15, k=v_k_18} OutVars{A=v_A_27, N=v_N_15, k=v_k_17} AuxVars[] AssignedVars[A, k][72]] [2023-10-12 17:41:45,371 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:41:45,371 INFO L124 PetriNetUnfolderBase]: 2/9 cut-off events. [2023-10-12 17:41:45,371 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-10-12 17:41:45,371 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:41:45,371 INFO L748 eck$LassoCheckResult]: Stem: 58#[$Ultimate##0]true [93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 60#[L79]true [120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 62#[$Ultimate##0, L79-1]true [123] L79-1-->$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] 109#[$Ultimate##0, $Ultimate##0, L80]true [126] L80-->L51-1: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0] 111#[$Ultimate##0, $Ultimate##0, L51-1, L81]true [2023-10-12 17:41:45,372 INFO L750 eck$LassoCheckResult]: Loop: 111#[$Ultimate##0, $Ultimate##0, L51-1, L81]true [142] L51-1-->L51-1: Formula: (and (< v_k_18 v_N_15) (= (store v_A_28 v_k_18 (+ (select v_A_28 v_k_18) 1)) v_A_27) (= v_k_17 (+ v_k_18 1))) InVars {A=v_A_28, N=v_N_15, k=v_k_18} OutVars{A=v_A_27, N=v_N_15, k=v_k_17} AuxVars[] AssignedVars[A, k] 111#[$Ultimate##0, $Ultimate##0, L51-1, L81]true [2023-10-12 17:41:45,372 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:45,372 INFO L85 PathProgramCache]: Analyzing trace with hash 3813343, now seen corresponding path program 1 times [2023-10-12 17:41:45,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:45,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700051345] [2023-10-12 17:41:45,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:45,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:45,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:45,383 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:45,383 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:45,383 INFO L85 PathProgramCache]: Analyzing trace with hash 173, now seen corresponding path program 1 times [2023-10-12 17:41:45,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:45,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086071463] [2023-10-12 17:41:45,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:45,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:45,392 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:45,397 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:45,397 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:45,397 INFO L85 PathProgramCache]: Analyzing trace with hash 118213775, now seen corresponding path program 1 times [2023-10-12 17:41:45,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:45,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413331815] [2023-10-12 17:41:45,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:45,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:45,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:45,407 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:45,498 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:41:45,498 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:41:45,498 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:41:45,498 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:41:45,498 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:41:45,498 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,498 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:41:45,499 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:41:45,499 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-inc-dec.wvr.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:41:45,499 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:41:45,499 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:41:45,500 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 17:41:45,502 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 17:41:45,504 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 17:41:45,505 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 17:41:45,507 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 17:41:45,509 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 17:41:45,515 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 17:41:45,517 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 17:41:45,518 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 17:41:45,520 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 17:41:45,522 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 17:41:45,524 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 17:41:45,526 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 17:41:45,607 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:41:45,607 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:41:45,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,608 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 17:41:45,614 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 17:41:45,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:45,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:45,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:45,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:45,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:45,621 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:45,625 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 17:41:45,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:45,654 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 17:41:45,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,656 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 17:41:45,658 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 17:41:45,660 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 17:41:45,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:45,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:45,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:45,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:45,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:45,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:45,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:45,683 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 17:41:45,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,685 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 17:41:45,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:45,726 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 17:41:45,727 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 17:41:45,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:45,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:45,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:45,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:45,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:45,737 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:45,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:45,759 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 17:41:45,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,760 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 17:41:45,763 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 17:41:45,764 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 17:41:45,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:45,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:45,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:45,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:45,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:45,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:45,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:45,801 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 17:41:45,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,803 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 17:41:45,805 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 17:41:45,807 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 17:41:45,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:45,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:45,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:45,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:45,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:45,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:45,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:45,835 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 17:41:45,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,841 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 17:41:45,844 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 17:41:45,846 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 17:41:45,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:45,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:45,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:45,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:45,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:45,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:45,870 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:41:45,873 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:41:45,873 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:41:45,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:45,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:45,875 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 17:41:45,877 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 17:41:45,878 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:41:45,895 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:41:45,896 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:41:45,896 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(k, N) = -1*k + 1*N Supporting invariants [] [2023-10-12 17:41:45,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:45,904 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:41:45,915 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:41:45,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:41:45,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:41:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:41:45,936 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:41:45,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:41:45,936 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 17:41:45,937 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 17:41:46,016 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 17:41:46,017 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 17:41:46,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 236 transitions. [2023-10-12 17:41:46,020 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:41:46,020 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:46,020 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:41:46,020 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:46,020 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:41:46,020 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:46,020 INFO L430 stractBuchiCegarLoop]: Abstraction has has 46 places, 416 transitions, 2976 flow [2023-10-12 17:41:46,020 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:41:46,020 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 46 places, 416 transitions, 2976 flow [2023-10-12 17:41:46,033 ERROR L47 etriNetUnfolderRabin]: [1:1A:[93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[][211], 2:2A:[120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0][115], 4:3A:[123] L79-1-->$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][99], 9:4A:[126] L80-->L51-1: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0][83], 31:5A:[129] L81-->L62-1: 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][146]][32:6A:[148] L62-1-->L62-1: Formula: (and (= (store v_A_40 v_l_14 (+ (- 1) (select v_A_40 v_l_14))) v_A_39) (< v_l_14 v_N_23) (= (+ v_l_14 1) v_l_13)) InVars {A=v_A_40, N=v_N_23, l=v_l_14} OutVars{A=v_A_39, N=v_N_23, l=v_l_13} AuxVars[] AssignedVars[A, l][304]] [2023-10-12 17:41:46,033 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:41:46,033 INFO L124 PetriNetUnfolderBase]: 16/31 cut-off events. [2023-10-12 17:41:46,033 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-10-12 17:41:46,033 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:41:46,034 INFO L748 eck$LassoCheckResult]: Stem: 58#[$Ultimate##0]true [93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 60#[L79]true [120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 62#[$Ultimate##0, L79-1]true [123] L79-1-->$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] 109#[$Ultimate##0, $Ultimate##0, L80]true [126] L80-->L51-1: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0] 111#[$Ultimate##0, $Ultimate##0, L51-1, L81]true [129] L81-->L62-1: Formula: (and (= v_thread4Thread1of1ForFork3_thidvar2_2 4) (= v_thread4Thread1of1ForFork3_thidvar3_2 4) (= v_thread4Thread1of1ForFork3_thidvar0_2 4) (= v_thread4Thread1of1ForFork3_thidvar1_2 4)) InVars {} OutVars{thread4Thread1of1ForFork3_thidvar1=v_thread4Thread1of1ForFork3_thidvar1_2, thread4Thread1of1ForFork3_thidvar0=v_thread4Thread1of1ForFork3_thidvar0_2, thread4Thread1of1ForFork3_thidvar3=v_thread4Thread1of1ForFork3_thidvar3_2, thread4Thread1of1ForFork3_thidvar2=v_thread4Thread1of1ForFork3_thidvar2_2} AuxVars[] AssignedVars[thread4Thread1of1ForFork3_thidvar1, thread4Thread1of1ForFork3_thidvar0, thread4Thread1of1ForFork3_thidvar3, thread4Thread1of1ForFork3_thidvar2] 149#[$Ultimate##0, $Ultimate##0, L51-1, L82, L62-1]true [2023-10-12 17:41:46,034 INFO L750 eck$LassoCheckResult]: Loop: 149#[$Ultimate##0, $Ultimate##0, L51-1, L82, L62-1]true [148] L62-1-->L62-1: Formula: (and (= (store v_A_40 v_l_14 (+ (- 1) (select v_A_40 v_l_14))) v_A_39) (< v_l_14 v_N_23) (= (+ v_l_14 1) v_l_13)) InVars {A=v_A_40, N=v_N_23, l=v_l_14} OutVars{A=v_A_39, N=v_N_23, l=v_l_13} AuxVars[] AssignedVars[A, l] 149#[$Ultimate##0, $Ultimate##0, L51-1, L82, L62-1]true [2023-10-12 17:41:46,034 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:46,034 INFO L85 PathProgramCache]: Analyzing trace with hash 118213762, now seen corresponding path program 1 times [2023-10-12 17:41:46,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:46,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438938147] [2023-10-12 17:41:46,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:46,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:46,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:46,059 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:46,059 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:46,059 INFO L85 PathProgramCache]: Analyzing trace with hash 179, now seen corresponding path program 1 times [2023-10-12 17:41:46,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:46,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564269742] [2023-10-12 17:41:46,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:46,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:46,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:46,077 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:46,078 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:46,078 INFO L85 PathProgramCache]: Analyzing trace with hash -630340526, now seen corresponding path program 1 times [2023-10-12 17:41:46,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:46,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57822150] [2023-10-12 17:41:46,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:46,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:46,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:46,091 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:46,213 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:41:46,213 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:41:46,213 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:41:46,214 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:41:46,214 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:41:46,214 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,214 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:41:46,214 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:41:46,214 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-inc-dec.wvr.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:41:46,214 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:41:46,214 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:41:46,217 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 17:41:46,219 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 17:41:46,221 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:41:46,223 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 17:41:46,225 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:41:46,226 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:41:46,228 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:41:46,230 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:41:46,232 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 17:41:46,234 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 17:41:46,236 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 17:41:46,238 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 17:41:46,241 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 17:41:46,242 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 17:41:46,244 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 17:41:46,246 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 17:41:46,253 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 17:41:46,350 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:41:46,350 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:41:46,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,352 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 17:41:46,360 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 17:41:46,361 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 17:41:46,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,369 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,393 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 17:41:46,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,394 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 17:41:46,395 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 17:41:46,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:41:46,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,429 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 17:41:46,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,430 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 17:41:46,447 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 17:41:46,447 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 17:41:46,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:46,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,478 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 17:41:46,480 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 17:41:46,482 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 17:41:46,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,509 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 17:41:46,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,511 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 17:41:46,517 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 17:41:46,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,532 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 17:41:46,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,534 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,553 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 17:41:46,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,557 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 17:41:46,559 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 17:41:46,560 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 17:41:46,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,567 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,589 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 17:41:46,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,590 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 17:41:46,593 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 17:41:46,596 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 17:41:46,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,607 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 17:41:46,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,613 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 17:41:46,616 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 17:41:46,616 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 17:41:46,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,654 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 17:41:46,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,655 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 17:41:46,657 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 17:41:46,658 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 17:41:46,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,674 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 17:41:46,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,675 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 17:41:46,677 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 17:41:46,678 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 17:41:46,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-10-12 17:41:46,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,720 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 17:41:46,720 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 17:41:46,722 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 17:41:46,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,743 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 17:41:46,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,745 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 17:41:46,747 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 17:41:46,749 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 17:41:46,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,767 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 17:41:46,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,768 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 17:41:46,768 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 17:41:46,771 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 17:41:46,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,778 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,778 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:46,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,796 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:41:46,801 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 17:41:46,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,807 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-10-12 17:41:46,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,831 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:46,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,833 INFO L229 MonitoredProcess]: Starting monitored process 30 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 17:41:46,835 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-10-12 17:41:46,837 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 17:41:46,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,844 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,844 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:46,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,866 INFO L229 MonitoredProcess]: Starting monitored process 31 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 17:41:46,877 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 17:41:46,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:41:46,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:41:46,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:41:46,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-10-12 17:41:46,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:46,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:46,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,911 INFO L229 MonitoredProcess]: Starting monitored process 32 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 17:41:46,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-10-12 17:41:46,914 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 17:41:46,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:46,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:46,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:46,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:46,922 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:46,922 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:46,944 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:41:46,950 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:41:46,950 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:41:46,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:46,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:46,951 INFO L229 MonitoredProcess]: Starting monitored process 33 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 17:41:46,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-10-12 17:41:46,956 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:41:46,964 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:41:46,964 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:41:46,964 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(l, N) = -1*l + 1*N Supporting invariants [] [2023-10-12 17:41:46,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:46,969 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:41:46,978 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:41:46,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:41:46,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:41:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:41:46,997 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:41:46,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:41:46,997 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 17:41:46,997 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 17:41:47,069 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 17:41:47,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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 17:41:47,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 236 transitions. [2023-10-12 17:41:47,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:41:47,070 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:47,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 6 letters. Loop has 1 letters. [2023-10-12 17:41:47,071 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:47,071 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:41:47,071 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:47,071 INFO L430 stractBuchiCegarLoop]: Abstraction has has 50 places, 1664 transitions, 15232 flow [2023-10-12 17:41:47,071 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:41:47,071 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 50 places, 1664 transitions, 15232 flow [2023-10-12 17:41:47,090 ERROR L47 etriNetUnfolderRabin]: [1:1A:[93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[][846], 2:2A:[120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0][462], 4:3A:[123] L79-1-->$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][398], 11:4A:[102] $Ultimate##0-->L38: Formula: (= (select v_A_4 0) v_max_3) InVars {A=v_A_4} OutVars{A=v_A_4, max=v_max_3} AuxVars[] AssignedVars[max][782], 45:5A:[103] L38-->L40-1: Formula: v_b2_1 InVars {} OutVars{b2=v_b2_1} AuxVars[] AssignedVars[b2][910]][47:6A:[144] L40-1-->L40-1: Formula: (and (= (let ((.cse0 (select v_A_31 v_j_14))) (ite (< .cse0 v_max_12) v_max_12 .cse0)) v_max_11) (= (+ v_j_14 1) v_j_13) (< v_j_14 v_N_19)) InVars {A=v_A_31, N=v_N_19, j=v_j_14, max=v_max_12} OutVars{A=v_A_31, N=v_N_19, j=v_j_13, max=v_max_11} AuxVars[] AssignedVars[j, max][1294]] [2023-10-12 17:41:47,091 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-10-12 17:41:47,091 INFO L124 PetriNetUnfolderBase]: 27/46 cut-off events. [2023-10-12 17:41:47,091 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2023-10-12 17:41:47,091 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is not empty [2023-10-12 17:41:47,092 INFO L748 eck$LassoCheckResult]: Stem: 58#[$Ultimate##0]true [93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 60#[L79]true [120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 62#[$Ultimate##0, L79-1]true [123] L79-1-->$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] 109#[$Ultimate##0, $Ultimate##0, L80]true [102] $Ultimate##0-->L38: Formula: (= (select v_A_4 0) v_max_3) InVars {A=v_A_4} OutVars{A=v_A_4, max=v_max_3} AuxVars[] AssignedVars[max] 189#[$Ultimate##0, L38, L80]true [103] L38-->L40-1: Formula: v_b2_1 InVars {} OutVars{b2=v_b2_1} AuxVars[] AssignedVars[b2] 191#[$Ultimate##0, L40-1, L80]true [2023-10-12 17:41:47,092 INFO L750 eck$LassoCheckResult]: Loop: 191#[$Ultimate##0, L40-1, L80]true [144] L40-1-->L40-1: Formula: (and (= (let ((.cse0 (select v_A_31 v_j_14))) (ite (< .cse0 v_max_12) v_max_12 .cse0)) v_max_11) (= (+ v_j_14 1) v_j_13) (< v_j_14 v_N_19)) InVars {A=v_A_31, N=v_N_19, j=v_j_14, max=v_max_12} OutVars{A=v_A_31, N=v_N_19, j=v_j_13, max=v_max_11} AuxVars[] AssignedVars[j, max] 191#[$Ultimate##0, L40-1, L80]true [2023-10-12 17:41:47,093 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:47,093 INFO L85 PathProgramCache]: Analyzing trace with hash 118212992, now seen corresponding path program 1 times [2023-10-12 17:41:47,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:47,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773109460] [2023-10-12 17:41:47,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:47,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:47,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:47,107 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:47,108 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:47,108 INFO L85 PathProgramCache]: Analyzing trace with hash 175, now seen corresponding path program 1 times [2023-10-12 17:41:47,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:47,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162766047] [2023-10-12 17:41:47,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:47,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:47,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:47,122 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:47,122 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:47,122 INFO L85 PathProgramCache]: Analyzing trace with hash -630364400, now seen corresponding path program 1 times [2023-10-12 17:41:47,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:41:47,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048677766] [2023-10-12 17:41:47,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:41:47,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:41:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:47,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:41:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:41:47,142 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:41:47,230 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:41:47,230 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:41:47,230 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:41:47,230 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:41:47,230 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:41:47,230 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:47,230 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:41:47,230 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:41:47,230 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-inc-dec.wvr.bpl_BEv2_Iteration4_Lasso [2023-10-12 17:41:47,230 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:41:47,230 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:41:47,231 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:41:47,234 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 17:41:47,235 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 17:41:47,237 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 17:41:47,238 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 17:41:47,240 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 17:41:47,242 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 17:41:47,266 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 17:41:47,268 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 17:41:47,270 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 17:41:47,373 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:41:47,373 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:41:47,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:47,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:47,374 INFO L229 MonitoredProcess]: Starting monitored process 34 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 17:41:47,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-10-12 17:41:47,379 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 17:41:47,384 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:47,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:47,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:47,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:47,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:47,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:47,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:47,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:47,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:47,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:47,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:47,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:47,397 INFO L229 MonitoredProcess]: Starting monitored process 35 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 17:41:47,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-10-12 17:41:47,400 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 17:41:47,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:47,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:47,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:47,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:47,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:47,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:47,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:47,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:47,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:47,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:47,413 INFO L229 MonitoredProcess]: Starting monitored process 36 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 17:41:47,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-10-12 17:41:47,415 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 17:41:47,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:47,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:47,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:47,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:47,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:47,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:47,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:47,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:47,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:47,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:47,440 INFO L229 MonitoredProcess]: Starting monitored process 37 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 17:41:47,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-10-12 17:41:47,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:41:47,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:47,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:47,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:47,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:47,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:47,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:47,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:47,462 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-10-12 17:41:47,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:47,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:47,463 INFO L229 MonitoredProcess]: Starting monitored process 38 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 17:41:47,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-10-12 17:41:47,466 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 17:41:47,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:47,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:47,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:47,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:47,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:47,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:47,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:47,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:47,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:47,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:47,486 INFO L229 MonitoredProcess]: Starting monitored process 39 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 17:41:47,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-10-12 17:41:47,490 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 17:41:47,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:47,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:47,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:47,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:47,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:47,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:47,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:41:47,523 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:47,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:47,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:47,524 INFO L229 MonitoredProcess]: Starting monitored process 40 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 17:41:47,529 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 17:41:47,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:41:47,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:41:47,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:41:47,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:41:47,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:41:47,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:41:47,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-10-12 17:41:47,556 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:41:47,560 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:41:47,560 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:41:47,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:41:47,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:41:47,561 INFO L229 MonitoredProcess]: Starting monitored process 41 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 17:41:47,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-10-12 17:41:47,565 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:41:47,573 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:41:47,574 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:41:47,574 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, j) = 1*N - 1*j Supporting invariants [] [2023-10-12 17:41:47,576 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:47,577 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:41:47,591 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:41:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:41:47,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:41:47,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:41:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:41:47,607 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:41:47,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:41:47,608 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 17:41:47,608 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 17:41:47,685 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 17:41:47,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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 17:41:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 236 transitions. [2023-10-12 17:41:47,686 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:41:47,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:47,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 6 letters. Loop has 1 letters. [2023-10-12 17:41:47,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:47,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 236 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:41:47,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:41:47,687 INFO L430 stractBuchiCegarLoop]: Abstraction has has 54 places, 6656 transitions, 74240 flow [2023-10-12 17:41:47,687 INFO L337 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-10-12 17:41:47,687 INFO L67 RabinIsEmpty]: Start rabinIsEmpty. Operand has 54 places, 6656 transitions, 74240 flow [2023-10-12 17:41:48,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-10-12 17:41:48,614 INFO L124 PetriNetUnfolderBase]: 2630/3292 cut-off events. [2023-10-12 17:41:48,614 INFO L125 PetriNetUnfolderBase]: For 403/403 co-relation queries the response was YES. [2023-10-12 17:41:48,614 INFO L72 RabinIsEmpty]: Finished rabinIsEmpty language is empty [2023-10-12 17:41:48,618 INFO L201 PluginConnector]: Adding new model min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:41:48 BoogieIcfgContainer [2023-10-12 17:41:48,618 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:41:48,618 INFO L158 Benchmark]: Toolchain (without parser) took 4868.46ms. Allocated memory was 204.5MB in the beginning and 311.4MB in the end (delta: 107.0MB). Free memory was 153.1MB in the beginning and 239.1MB in the end (delta: -86.0MB). Peak memory consumption was 197.6MB. Max. memory is 8.0GB. [2023-10-12 17:41:48,619 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.19ms. Allocated memory is still 204.5MB. Free memory is still 154.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:41:48,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.75ms. Allocated memory is still 204.5MB. Free memory was 152.9MB in the beginning and 151.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:41:48,619 INFO L158 Benchmark]: Boogie Preprocessor took 32.72ms. Allocated memory is still 204.5MB. Free memory was 151.3MB in the beginning and 150.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:41:48,619 INFO L158 Benchmark]: RCFGBuilder took 242.98ms. Allocated memory is still 204.5MB. Free memory was 150.2MB in the beginning and 172.0MB in the end (delta: -21.9MB). Peak memory consumption was 18.5MB. Max. memory is 8.0GB. [2023-10-12 17:41:48,619 INFO L158 Benchmark]: BuchiAutomizer took 4569.16ms. Allocated memory was 204.5MB in the beginning and 311.4MB in the end (delta: 107.0MB). Free memory was 171.9MB in the beginning and 239.1MB in the end (delta: -67.2MB). Peak memory consumption was 213.8MB. Max. memory is 8.0GB. [2023-10-12 17:41:48,620 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 0.19ms. Allocated memory is still 204.5MB. Free memory is still 154.2MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 19.75ms. Allocated memory is still 204.5MB. Free memory was 152.9MB in the beginning and 151.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.72ms. Allocated memory is still 204.5MB. Free memory was 151.3MB in the beginning and 150.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 242.98ms. Allocated memory is still 204.5MB. Free memory was 150.2MB in the beginning and 172.0MB in the end (delta: -21.9MB). Peak memory consumption was 18.5MB. Max. memory is 8.0GB. * BuchiAutomizer took 4569.16ms. Allocated memory was 204.5MB in the beginning and 311.4MB in the end (delta: 107.0MB). Free memory was 171.9MB in the beginning and 239.1MB in the end (delta: -67.2MB). Peak memory consumption was 213.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (0 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function N + -1 * i and consists of 4 locations. One deterministic module has affine ranking function -1 * k + N and consists of 4 locations. One deterministic module has affine ranking function -1 * l + N and consists of 4 locations. One deterministic module has affine ranking function N + -1 * j and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.4s and 5 iterations. TraceHistogramMax:0. Analysis of lassos took 2.7s. Construction of modules took 0.1s. Büchi inclusion checks took 0.2s. 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: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 440 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 436 mSDsluCounter, 312 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 92 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 356 IncrementalHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 220 mSDtfsCounter, 356 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital61 mio100 ax100 hnf100 lsp65 ukn55 mio100 lsp83 div100 bol100 ite100 ukn100 eq178 hnf95 smp100 dnf125 smp81 tf100 neg100 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 43ms VariablesStem: 3 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.2s, 49 PlacesBefore, 38 PlacesAfterwards, 37 TransitionsBefore, 26 TransitionsAfterwards, 552 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 9 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 632 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 517, independent: 502, independent conditional: 0, independent unconditional: 502, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 333, independent: 323, independent conditional: 0, independent unconditional: 323, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 333, independent: 323, independent conditional: 0, independent unconditional: 323, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 517, independent: 179, independent conditional: 0, independent unconditional: 179, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 333, unknown conditional: 0, unknown unconditional: 333] , Statistics on independence cache: Total cache size (in pairs): 94, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, 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 proved your program to be correct! [2023-10-12 17:41:48,629 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...