/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_AUTOMATON -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc-dec.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.rabin-petrinet-4c29625-m [2023-10-12 17:14:25,602 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-10-12 17:14:25,656 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-10-12 17:14:25,695 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-10-12 17:14:25,696 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-10-12 17:14:25,696 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-10-12 17:14:25,698 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-10-12 17:14:25,698 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-10-12 17:14:25,698 INFO L137 SettingsManager]: * Use SBE=true [2023-10-12 17:14:25,702 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-10-12 17:14:25,702 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-10-12 17:14:25,702 INFO L137 SettingsManager]: * Use old map elimination=false [2023-10-12 17:14:25,703 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-10-12 17:14:25,703 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-10-12 17:14:25,703 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-10-12 17:14:25,703 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-10-12 17:14:25,703 INFO L137 SettingsManager]: * sizeof long=4 [2023-10-12 17:14:25,704 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-10-12 17:14:25,704 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-10-12 17:14:25,704 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-10-12 17:14:25,704 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-10-12 17:14:25,705 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-10-12 17:14:25,705 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-10-12 17:14:25,705 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-10-12 17:14:25,705 INFO L137 SettingsManager]: * sizeof long double=12 [2023-10-12 17:14:25,705 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-10-12 17:14:25,706 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-10-12 17:14:25,706 INFO L137 SettingsManager]: * Use constant arrays=true [2023-10-12 17:14:25,706 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-10-12 17:14:25,706 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-10-12 17:14:25,707 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-10-12 17:14:25,707 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-10-12 17:14:25,708 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-10-12 17:14:25,709 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-10-12 17:14:25,709 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_AUTOMATON [2023-10-12 17:14:25,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-10-12 17:14:25,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-10-12 17:14:25,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-10-12 17:14:25,954 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-10-12 17:14:25,955 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-10-12 17:14:25,956 INFO L431 ainManager$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 17:14:25,956 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 17:14:25,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-10-12 17:14:25,983 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2023-10-12 17:14:25,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-10-12 17:14:25,985 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-10-12 17:14:25,985 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-10-12 17:14:25,995 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,002 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,008 INFO L138 Inliner]: procedures = 6, calls = 5, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-10-12 17:14:26,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-10-12 17:14:26,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-10-12 17:14:26,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-10-12 17:14:26,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-10-12 17:14:26,017 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,017 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,018 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,019 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,021 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,024 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,025 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,026 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-10-12 17:14:26,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-10-12 17:14:26,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-10-12 17:14:26,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-10-12 17:14:26,029 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 05:14:25" (1/1) ... [2023-10-12 17:14:26,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:26,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:26,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:26,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-10-12 17:14:26,096 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-10-12 17:14:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-10-12 17:14:26,100 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-10-12 17:14:26,101 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-10-12 17:14:26,101 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-10-12 17:14:26,101 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-10-12 17:14:26,102 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-10-12 17:14:26,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-10-12 17:14:26,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-10-12 17:14:26,103 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-10-12 17:14:26,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-10-12 17:14:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-10-12 17:14:26,104 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2023-10-12 17:14:26,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-10-12 17:14:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-10-12 17:14:26,104 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2023-10-12 17:14:26,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-10-12 17:14:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-10-12 17:14:26,106 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-10-12 17:14:26,150 INFO L236 CfgBuilder]: Building ICFG [2023-10-12 17:14:26,151 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-10-12 17:14:26,276 INFO L277 CfgBuilder]: Performing block encoding [2023-10-12 17:14:26,293 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-10-12 17:14:26,293 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-10-12 17:14:26,295 INFO L201 PluginConnector]: Adding new model min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:14:26 BoogieIcfgContainer [2023-10-12 17:14:26,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-10-12 17:14:26,296 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-10-12 17:14:26,296 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-10-12 17:14:26,301 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-10-12 17:14:26,302 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:14:26,302 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 05:14:25" (1/2) ... [2023-10-12 17:14:26,303 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@74775308 and model type min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 05:14:26, skipping insertion in model container [2023-10-12 17:14:26,303 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-10-12 17:14:26,303 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 05:14:26" (2/2) ... [2023-10-12 17:14:26,304 INFO L332 chiAutomizerObserver]: Analyzing ICFG min-max-inc-dec.wvr.bpl [2023-10-12 17:14:26,370 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2023-10-12 17:14:26,396 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 54 places, 47 transitions, 134 flow [2023-10-12 17:14:26,420 INFO L124 PetriNetUnfolderBase]: 4/37 cut-off events. [2023-10-12 17:14:26,421 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2023-10-12 17:14:26,425 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 17:14:26,426 INFO L82 GeneralOperation]: Start removeDead. Operand has 54 places, 47 transitions, 134 flow [2023-10-12 17:14:26,431 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 49 places, 37 transitions, 104 flow [2023-10-12 17:14:26,434 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-10-12 17:14:26,447 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 37 transitions, 104 flow [2023-10-12 17:14:26,449 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 37 transitions, 104 flow [2023-10-12 17:14:26,450 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 49 places, 37 transitions, 104 flow [2023-10-12 17:14:26,460 INFO L124 PetriNetUnfolderBase]: 4/37 cut-off events. [2023-10-12 17:14:26,461 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2023-10-12 17:14:26,462 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 17:14:26,464 INFO L119 LiptonReduction]: Number of co-enabled transitions 552 [2023-10-12 17:14:26,787 INFO L134 LiptonReduction]: Checked pairs total: 632 [2023-10-12 17:14:26,788 INFO L136 LiptonReduction]: Total number of compositions: 12 [2023-10-12 17:14:26,805 INFO L305 stractBuchiCegarLoop]: Interprodecural is true [2023-10-12 17:14:26,805 INFO L306 stractBuchiCegarLoop]: Hoare is false [2023-10-12 17:14:26,805 INFO L307 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-10-12 17:14:26,805 INFO L308 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-10-12 17:14:26,805 INFO L309 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-10-12 17:14:26,806 INFO L310 stractBuchiCegarLoop]: Difference is false [2023-10-12 17:14:26,806 INFO L311 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-10-12 17:14:26,806 INFO L315 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-10-12 17:14:26,807 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2023-10-12 17:14:26,911 INFO L131 ngComponentsAnalysis]: Automaton has 230 accepting balls. 230 [2023-10-12 17:14:26,912 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:14:26,912 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:14:26,917 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-10-12 17:14:26,917 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:14:26,917 INFO L337 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-10-12 17:14:26,917 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 294 states, but on-demand construction may add more states [2023-10-12 17:14:26,932 INFO L131 ngComponentsAnalysis]: Automaton has 230 accepting balls. 230 [2023-10-12 17:14:26,932 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:14:26,932 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:14:26,932 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-10-12 17:14:26,932 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:14:26,936 INFO L748 eck$LassoCheckResult]: Stem: 57#[$Ultimate##0]don't care [93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 60#[L79]don't care [120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 62#[L79-1, $Ultimate##0]don't care [96] $Ultimate##0-->L25: Formula: (= (select v_A_1 0) v_min_1) InVars {A=v_A_1} OutVars{A=v_A_1, min=v_min_1} AuxVars[] AssignedVars[min] 64#[L79-1, L25]don't care [97] L25-->L27-1: Formula: v_b1_1 InVars {} OutVars{b1=v_b1_1} AuxVars[] AssignedVars[b1] 68#[L79-1, L27-1]don't care [2023-10-12 17:14:26,936 INFO L750 eck$LassoCheckResult]: Loop: 68#[L79-1, L27-1]don't care [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] 68#[L79-1, L27-1]don't care [2023-10-12 17:14:26,940 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:26,941 INFO L85 PathProgramCache]: Analyzing trace with hash 3812477, now seen corresponding path program 1 times [2023-10-12 17:14:26,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:26,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358783071] [2023-10-12 17:14:26,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:26,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:27,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:27,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:27,073 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:27,074 INFO L85 PathProgramCache]: Analyzing trace with hash 170, now seen corresponding path program 1 times [2023-10-12 17:14:27,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:27,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578741099] [2023-10-12 17:14:27,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:27,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:27,087 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:27,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:27,110 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:27,110 INFO L85 PathProgramCache]: Analyzing trace with hash 118186926, now seen corresponding path program 1 times [2023-10-12 17:14:27,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:27,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652362740] [2023-10-12 17:14:27,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:27,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:27,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:27,146 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:27,314 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:14:27,315 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:14:27,315 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:14:27,315 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:14:27,315 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:14:27,316 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:27,316 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:14:27,316 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:14:27,316 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-inc-dec.wvr.bpl_BEv2_Iteration1_Lasso [2023-10-12 17:14:27,316 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:14:27,316 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:14:27,332 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:27,342 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:27,345 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:27,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:27,350 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:27,403 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:27,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:27,413 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:27,558 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:14:27,561 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:14:27,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:27,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:27,569 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:27,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:27,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:27,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:27,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:27,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:27,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:27,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:27,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-10-12 17:14:27,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:27,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:27,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:27,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:27,621 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:27,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:27,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:27,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:27,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:27,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:27,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:27,640 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:27,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-10-12 17:14:27,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:27,660 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:27,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:27,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:27,663 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:27,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-10-12 17:14:27,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:27,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:27,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:27,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:27,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:27,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:27,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:27,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:27,696 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:27,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:27,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:27,698 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:27,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-10-12 17:14:27,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:27,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:27,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:27,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:27,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:27,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:27,716 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:27,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:27,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:27,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:27,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:27,744 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:27,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-10-12 17:14:27,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:27,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:27,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:27,757 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-10-12 17:14:27,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:27,767 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-10-12 17:14:27,767 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:14:27,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:27,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:27,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:27,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:27,796 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:27,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-10-12 17:14:27,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:27,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:27,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:27,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:27,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:27,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:27,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:27,826 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:14:27,833 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:14:27,833 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:14:27,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:27,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:27,838 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:27,860 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:14:27,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-10-12 17:14:27,878 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:14:27,878 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:14:27,879 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(i, N) = -1*i + 1*N Supporting invariants [] [2023-10-12 17:14:27,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:27,890 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:14:27,910 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:27,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:14:27,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:27,941 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:14:27,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:27,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:14:27,971 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:14:27,973 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 294 states, but on-demand construction may add more states Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:14:28,100 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 294 states, but on-demand construction may add more states. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 704 states and 3638 transitions. Complement of second has 5 states. [2023-10-12 17:14:28,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:14:28,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:14:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 54 transitions. [2023-10-12 17:14:28,109 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 54 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:14:28,110 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:28,110 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 54 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:14:28,110 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:28,110 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 54 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:14:28,110 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:28,111 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 704 states and 3638 transitions. [2023-10-12 17:14:28,131 INFO L131 ngComponentsAnalysis]: Automaton has 214 accepting balls. 214 [2023-10-12 17:14:28,154 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 704 states to 557 states and 2883 transitions. [2023-10-12 17:14:28,155 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 327 [2023-10-12 17:14:28,160 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 442 [2023-10-12 17:14:28,160 INFO L73 IsDeterministic]: Start isDeterministic. Operand 557 states and 2883 transitions. [2023-10-12 17:14:28,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:14:28,161 INFO L219 hiAutomatonCegarLoop]: Abstraction has 557 states and 2883 transitions. [2023-10-12 17:14:28,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states and 2883 transitions. [2023-10-12 17:14:28,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 444. [2023-10-12 17:14:28,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 444 states, 444 states have (on average 5.416666666666667) internal successors, (2405), 443 states have internal predecessors, (2405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:14:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 2405 transitions. [2023-10-12 17:14:28,217 INFO L241 hiAutomatonCegarLoop]: Abstraction has 444 states and 2405 transitions. [2023-10-12 17:14:28,217 INFO L430 stractBuchiCegarLoop]: Abstraction has 444 states and 2405 transitions. [2023-10-12 17:14:28,217 INFO L337 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-10-12 17:14:28,217 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 444 states and 2405 transitions. [2023-10-12 17:14:28,222 INFO L131 ngComponentsAnalysis]: Automaton has 214 accepting balls. 214 [2023-10-12 17:14:28,222 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:14:28,223 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:14:28,223 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-10-12 17:14:28,223 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:14:28,223 INFO L748 eck$LassoCheckResult]: Stem: 2170#[$Ultimate##0]don't care [93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 1758#[L79]don't care [120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 1760#[L79-1, $Ultimate##0]don't care [123] L79-1-->$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] 1810#[L80, $Ultimate##0, $Ultimate##0]don't care [126] L80-->L51-1: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0] 2040#[$Ultimate##0, L81, $Ultimate##0, L51-1]don't care [2023-10-12 17:14:28,224 INFO L750 eck$LassoCheckResult]: Loop: 2040#[$Ultimate##0, L81, $Ultimate##0, L51-1]don't care [142] L51-1-->L51-1: Formula: (and (< v_k_18 v_N_15) (= (store v_A_28 v_k_18 (+ (select v_A_28 v_k_18) 1)) v_A_27) (= v_k_17 (+ v_k_18 1))) InVars {A=v_A_28, N=v_N_15, k=v_k_18} OutVars{A=v_A_27, N=v_N_15, k=v_k_17} AuxVars[] AssignedVars[A, k] 2040#[$Ultimate##0, L81, $Ultimate##0, L51-1]don't care [2023-10-12 17:14:28,224 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:28,224 INFO L85 PathProgramCache]: Analyzing trace with hash 3813343, now seen corresponding path program 1 times [2023-10-12 17:14:28,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:28,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404507463] [2023-10-12 17:14:28,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:28,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:28,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:28,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:28,264 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:28,264 INFO L85 PathProgramCache]: Analyzing trace with hash 173, now seen corresponding path program 1 times [2023-10-12 17:14:28,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:28,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6419819] [2023-10-12 17:14:28,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:28,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:28,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:28,283 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:28,288 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:28,289 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:28,289 INFO L85 PathProgramCache]: Analyzing trace with hash 118213775, now seen corresponding path program 1 times [2023-10-12 17:14:28,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:28,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118723450] [2023-10-12 17:14:28,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:28,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:28,312 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:28,329 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:28,458 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:14:28,458 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:14:28,458 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:14:28,458 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:14:28,458 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:14:28,458 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:28,458 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:14:28,459 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:14:28,459 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-inc-dec.wvr.bpl_BEv2_Iteration2_Lasso [2023-10-12 17:14:28,459 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:14:28,459 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:14:28,460 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,463 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,465 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,468 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,472 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,480 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,482 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,485 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,487 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,489 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,492 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,494 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:28,606 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:14:28,606 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:14:28,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:28,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:28,608 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 17:14:28,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:28,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:28,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:28,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:28,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:28,630 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:28,630 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:28,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-10-12 17:14:28,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:28,650 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 17:14:28,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:28,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:28,653 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:28,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-10-12 17:14:28,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:28,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:28,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:28,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:28,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:28,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:28,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:28,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:28,690 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 17:14:28,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:28,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:28,692 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:28,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-10-12 17:14:28,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:28,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:28,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:28,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:28,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:28,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:28,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:28,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:28,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:28,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:28,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:28,728 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:28,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-10-12 17:14:28,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:28,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:28,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:28,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:28,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:28,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:28,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:28,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:28,763 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:28,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:28,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:28,765 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:28,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-10-12 17:14:28,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:28,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:28,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:28,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:28,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:28,778 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:28,778 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:28,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:28,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:28,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:28,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:28,803 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:28,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:28,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:28,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:28,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:28,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:28,822 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:28,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:28,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-10-12 17:14:28,844 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:14:28,850 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:14:28,850 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:14:28,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:28,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:28,851 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:28,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-10-12 17:14:28,855 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:14:28,889 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:14:28,890 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:14:28,890 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(k, N) = -1*k + 1*N Supporting invariants [] [2023-10-12 17:14:28,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:28,896 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:14:28,909 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:28,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:14:28,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:28,932 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:14:28,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:28,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:14:28,933 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:14:28,934 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 444 states and 2405 transitions. cyclomatic complexity: 2233 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:14:29,001 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 444 states and 2405 transitions. cyclomatic complexity: 2233. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1636 states and 9375 transitions. Complement of second has 4 states. [2023-10-12 17:14:29,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:14:29,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:14:29,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 47 transitions. [2023-10-12 17:14:29,002 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 47 transitions. Stem has 4 letters. Loop has 1 letters. [2023-10-12 17:14:29,002 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:29,002 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 47 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:14:29,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:29,003 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 47 transitions. Stem has 4 letters. Loop has 2 letters. [2023-10-12 17:14:29,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:29,003 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1636 states and 9375 transitions. [2023-10-12 17:14:29,035 INFO L131 ngComponentsAnalysis]: Automaton has 158 accepting balls. 158 [2023-10-12 17:14:29,057 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1636 states to 1231 states and 6921 transitions. [2023-10-12 17:14:29,058 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 391 [2023-10-12 17:14:29,060 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 621 [2023-10-12 17:14:29,060 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1231 states and 6921 transitions. [2023-10-12 17:14:29,060 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:14:29,060 INFO L219 hiAutomatonCegarLoop]: Abstraction has 1231 states and 6921 transitions. [2023-10-12 17:14:29,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1231 states and 6921 transitions. [2023-10-12 17:14:29,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1231 to 880. [2023-10-12 17:14:29,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 880 states, 880 states have (on average 5.8738636363636365) internal successors, (5169), 879 states have internal predecessors, (5169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:14:29,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 5169 transitions. [2023-10-12 17:14:29,099 INFO L241 hiAutomatonCegarLoop]: Abstraction has 880 states and 5169 transitions. [2023-10-12 17:14:29,099 INFO L430 stractBuchiCegarLoop]: Abstraction has 880 states and 5169 transitions. [2023-10-12 17:14:29,099 INFO L337 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-10-12 17:14:29,099 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 880 states and 5169 transitions. [2023-10-12 17:14:29,108 INFO L131 ngComponentsAnalysis]: Automaton has 158 accepting balls. 158 [2023-10-12 17:14:29,109 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:14:29,109 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:14:29,109 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-10-12 17:14:29,109 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:14:29,110 INFO L748 eck$LassoCheckResult]: Stem: 5089#[$Ultimate##0]don't care [93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 4449#[L79]don't care [120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 4451#[L79-1, $Ultimate##0]don't care [123] L79-1-->$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] 4521#[L80, $Ultimate##0, $Ultimate##0]don't care [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] 5253#[L38, L80, $Ultimate##0]don't care [103] L38-->L40-1: Formula: v_b2_1 InVars {} OutVars{b2=v_b2_1} AuxVars[] AssignedVars[b2] 4375#[L80, $Ultimate##0, L40-1]don't care [2023-10-12 17:14:29,110 INFO L750 eck$LassoCheckResult]: Loop: 4375#[L80, $Ultimate##0, L40-1]don't care [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] 4375#[L80, $Ultimate##0, L40-1]don't care [2023-10-12 17:14:29,110 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:29,110 INFO L85 PathProgramCache]: Analyzing trace with hash 118212992, now seen corresponding path program 1 times [2023-10-12 17:14:29,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:29,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215686822] [2023-10-12 17:14:29,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:29,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:29,119 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:29,120 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:29,120 INFO L85 PathProgramCache]: Analyzing trace with hash 175, now seen corresponding path program 1 times [2023-10-12 17:14:29,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:29,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514530881] [2023-10-12 17:14:29,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:29,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:29,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:29,127 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:29,127 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:29,127 INFO L85 PathProgramCache]: Analyzing trace with hash -630364400, now seen corresponding path program 1 times [2023-10-12 17:14:29,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:29,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940975377] [2023-10-12 17:14:29,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:29,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:29,133 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:29,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:29,268 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:14:29,269 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:14:29,269 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:14:29,269 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:14:29,269 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:14:29,269 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:29,269 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:14:29,269 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:14:29,269 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-inc-dec.wvr.bpl_BEv2_Iteration3_Lasso [2023-10-12 17:14:29,269 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:14:29,269 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:14:29,271 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,278 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,280 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,283 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,321 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,326 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,329 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,332 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:29,461 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:14:29,462 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:14:29,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:29,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:29,463 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:29,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-10-12 17:14:29,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:29,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:29,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:29,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:29,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:29,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:29,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:29,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:29,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:29,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:29,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:29,521 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-10-12 17:14:29,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:29,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:29,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:29,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:29,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:29,548 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:29,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:29,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-10-12 17:14:29,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:29,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:29,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:29,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:29,570 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 17:14:29,579 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 17:14:29,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:29,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:29,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:29,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:29,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:29,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:29,590 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:29,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:29,609 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 17:14:29,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:29,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:29,611 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 17:14:29,613 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 17:14:29,614 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 17:14:29,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:29,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:29,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:29,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:29,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:29,624 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:29,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:29,647 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 17:14:29,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:29,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:29,649 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 17:14:29,654 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 17:14:29,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:29,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:29,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:29,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:29,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:29,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:29,718 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:29,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:29,736 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 17:14:29,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:29,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:29,737 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 17:14:29,738 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 17:14:29,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:29,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:29,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:29,747 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-10-12 17:14:29,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:29,754 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-10-12 17:14:29,754 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-10-12 17:14:29,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:29,777 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-10-12 17:14:29,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:29,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:29,779 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 17:14:29,781 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 17:14:29,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:29,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:29,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:29,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:29,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:29,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:29,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:29,824 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:14:29,828 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-10-12 17:14:29,828 INFO L444 ModelExtractionUtils]: 7 out of 10 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-10-12 17:14:29,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:29,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:29,963 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 17:14:29,965 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:14:29,966 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 17:14:29,973 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:14:29,973 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:14:29,973 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(j, N) = -1*j + 1*N Supporting invariants [] [2023-10-12 17:14:29,977 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 17:14:29,978 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:14:29,993 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:30,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:14:30,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:30,026 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:14:30,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:30,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:14:30,027 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:14:30,027 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 880 states and 5169 transitions. cyclomatic complexity: 4668 Second 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 17:14:30,117 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 17:14:30,125 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-10-12 17:14:30,135 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 880 states and 5169 transitions. cyclomatic complexity: 4668. Second 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) Result 2159 states and 12666 transitions. Complement of second has 4 states. [2023-10-12 17:14:30,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:14:30,137 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 17:14:30,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 50 transitions. [2023-10-12 17:14:30,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 50 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:14:30,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:30,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 50 transitions. Stem has 6 letters. Loop has 1 letters. [2023-10-12 17:14:30,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:30,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 50 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:14:30,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:30,138 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2159 states and 12666 transitions. [2023-10-12 17:14:30,169 INFO L131 ngComponentsAnalysis]: Automaton has 118 accepting balls. 118 [2023-10-12 17:14:30,188 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2159 states to 1166 states and 6743 transitions. [2023-10-12 17:14:30,188 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 347 [2023-10-12 17:14:30,189 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 423 [2023-10-12 17:14:30,189 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1166 states and 6743 transitions. [2023-10-12 17:14:30,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-10-12 17:14:30,190 INFO L219 hiAutomatonCegarLoop]: Abstraction has 1166 states and 6743 transitions. [2023-10-12 17:14:30,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1166 states and 6743 transitions. [2023-10-12 17:14:30,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1166 to 945. [2023-10-12 17:14:30,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 945 states, 945 states have (on average 5.928042328042328) internal successors, (5602), 944 states have internal predecessors, (5602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-10-12 17:14:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 945 states and 5602 transitions. [2023-10-12 17:14:30,225 INFO L241 hiAutomatonCegarLoop]: Abstraction has 945 states and 5602 transitions. [2023-10-12 17:14:30,225 INFO L430 stractBuchiCegarLoop]: Abstraction has 945 states and 5602 transitions. [2023-10-12 17:14:30,225 INFO L337 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-10-12 17:14:30,225 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 945 states and 5602 transitions. [2023-10-12 17:14:30,233 INFO L131 ngComponentsAnalysis]: Automaton has 118 accepting balls. 118 [2023-10-12 17:14:30,233 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-10-12 17:14:30,233 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-10-12 17:14:30,234 INFO L149 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-10-12 17:14:30,234 INFO L150 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-10-12 17:14:30,234 INFO L748 eck$LassoCheckResult]: Stem: 8286#[$Ultimate##0]don't care [93] $Ultimate##0-->L79: Formula: (let ((.cse0 (not v_v_assert_2))) (and (or (and v_b1_2 v_v_assert_2) (and (not v_b1_2) .cse0)) (= v_i_6 v_k_1) (= v_i_6 0) (or (and v_b2_2 v_v_assert_2) (and .cse0 (not v_b2_2))) (= v_j_6 v_i_6) (= v_i_6 v_l_1) .cse0)) InVars {b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} OutVars{b2=v_b2_2, b1=v_b1_2, l=v_l_1, k=v_k_1, j=v_j_6, i=v_i_6, v_assert=v_v_assert_2} AuxVars[] AssignedVars[] 8288#[L79]don't care [120] L79-->$Ultimate##0: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_thidvar0] 8496#[L79-1, $Ultimate##0]don't care [123] L79-1-->$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] 8558#[L80, $Ultimate##0, $Ultimate##0]don't care [126] L80-->L51-1: Formula: (and (= 3 v_thread3Thread1of1ForFork2_thidvar0_2) (= 3 v_thread3Thread1of1ForFork2_thidvar1_2) (= 3 v_thread3Thread1of1ForFork2_thidvar2_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0] 8872#[$Ultimate##0, L81, $Ultimate##0, L51-1]don't care [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] 9008#[L51-1, $Ultimate##0, $Ultimate##0, L82, L62-1]don't care [2023-10-12 17:14:30,234 INFO L750 eck$LassoCheckResult]: Loop: 9008#[L51-1, $Ultimate##0, $Ultimate##0, L82, L62-1]don't care [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] 9008#[L51-1, $Ultimate##0, $Ultimate##0, L82, L62-1]don't care [2023-10-12 17:14:30,235 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:30,235 INFO L85 PathProgramCache]: Analyzing trace with hash 118213762, now seen corresponding path program 1 times [2023-10-12 17:14:30,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:30,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409779228] [2023-10-12 17:14:30,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:30,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:30,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:30,253 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:30,254 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:30,254 INFO L85 PathProgramCache]: Analyzing trace with hash 179, now seen corresponding path program 1 times [2023-10-12 17:14:30,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:30,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282708727] [2023-10-12 17:14:30,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:30,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:30,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:30,261 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:30,261 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:30,261 INFO L85 PathProgramCache]: Analyzing trace with hash -630340526, now seen corresponding path program 1 times [2023-10-12 17:14:30,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-10-12 17:14:30,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756656672] [2023-10-12 17:14:30,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-10-12 17:14:30,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-10-12 17:14:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:30,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-10-12 17:14:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-10-12 17:14:30,275 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-10-12 17:14:30,436 INFO L210 LassoAnalysis]: Preferences: [2023-10-12 17:14:30,436 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-10-12 17:14:30,436 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-10-12 17:14:30,436 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-10-12 17:14:30,436 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-10-12 17:14:30,437 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:30,437 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-10-12 17:14:30,437 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-10-12 17:14:30,437 INFO L133 ssoRankerPreferences]: Filename of dumped script: min-max-inc-dec.wvr.bpl_BEv2_Iteration4_Lasso [2023-10-12 17:14:30,437 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-10-12 17:14:30,437 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-10-12 17:14:30,438 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,441 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,443 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,444 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,446 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,453 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,455 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,457 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,460 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,466 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,469 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,471 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,473 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,475 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,477 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,479 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-10-12 17:14:30,607 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-10-12 17:14:30,608 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-10-12 17:14:30,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:30,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:30,611 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 17:14:30,613 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 17:14:30,614 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 17:14:30,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:30,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:30,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:30,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:30,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:30,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:30,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:30,633 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-10-12 17:14:30,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:30,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:30,634 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 17:14:30,637 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 17:14:30,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:30,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:30,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:30,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:30,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:30,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:30,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:30,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:30,665 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-10-12 17:14:30,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:30,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:30,666 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 17:14:30,668 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 17:14:30,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:30,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:30,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:30,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:30,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:30,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:30,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:30,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:30,682 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 17:14:30,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:30,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:30,683 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 17:14:30,685 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 17:14:30,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:30,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:30,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:30,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:30,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:30,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:30,694 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:30,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:30,734 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 17:14:30,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:30,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:30,736 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 17:14:30,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:30,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:30,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-10-12 17:14:30,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:30,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:30,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:30,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-10-12 17:14:30,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-10-12 17:14:30,752 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 17:14:30,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-10-12 17:14:30,764 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-10-12 17:14:30,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:30,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:30,765 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 17:14:30,766 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 17:14:30,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-10-12 17:14:30,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-10-12 17:14:30,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-10-12 17:14:30,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-10-12 17:14:30,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-10-12 17:14:30,777 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-10-12 17:14:30,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-10-12 17:14:30,792 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-10-12 17:14:30,796 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-10-12 17:14:30,796 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-10-12 17:14:30,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-10-12 17:14:30,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-10-12 17:14:30,797 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 17:14:30,805 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-10-12 17:14:30,808 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 17:14:30,812 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-10-12 17:14:30,813 INFO L513 LassoAnalysis]: Proved termination. [2023-10-12 17:14:30,813 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, l) = 1*N - 1*l Supporting invariants [] [2023-10-12 17:14:30,817 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 17:14:30,817 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-10-12 17:14:30,830 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-10-12 17:14:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:30,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2023-10-12 17:14:30,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-10-12 17:14:30,852 WARN L260 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2023-10-12 17:14:30,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-10-12 17:14:30,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-10-12 17:14:30,853 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-10-12 17:14:30,853 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 945 states and 5602 transitions. cyclomatic complexity: 5028 Second 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 17:14:30,933 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 945 states and 5602 transitions. cyclomatic complexity: 5028. Second 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) Result 2942 states and 16421 transitions. Complement of second has 4 states. [2023-10-12 17:14:30,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-10-12 17:14:30,934 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 17:14:30,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 47 transitions. [2023-10-12 17:14:30,934 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 47 transitions. Stem has 5 letters. Loop has 1 letters. [2023-10-12 17:14:30,935 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:30,935 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 47 transitions. Stem has 6 letters. Loop has 1 letters. [2023-10-12 17:14:30,935 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:30,935 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 47 transitions. Stem has 5 letters. Loop has 2 letters. [2023-10-12 17:14:30,935 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-10-12 17:14:30,935 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2942 states and 16421 transitions. [2023-10-12 17:14:30,977 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:14:30,978 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2942 states to 0 states and 0 transitions. [2023-10-12 17:14:30,978 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-10-12 17:14:30,978 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-10-12 17:14:30,978 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-10-12 17:14:30,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-10-12 17:14:30,978 INFO L219 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:14:30,978 INFO L241 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:14:30,978 INFO L430 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-10-12 17:14:30,978 INFO L337 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-10-12 17:14:30,978 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-10-12 17:14:30,978 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-10-12 17:14:30,979 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-10-12 17:14:30,984 INFO L201 PluginConnector]: Adding new model min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 05:14:30 BoogieIcfgContainer [2023-10-12 17:14:30,984 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-10-12 17:14:30,985 INFO L158 Benchmark]: Toolchain (without parser) took 5001.06ms. Allocated memory was 186.6MB in the beginning and 278.9MB in the end (delta: 92.3MB). Free memory was 138.1MB in the beginning and 96.9MB in the end (delta: 41.2MB). Peak memory consumption was 133.8MB. Max. memory is 8.0GB. [2023-10-12 17:14:30,985 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.27ms. Allocated memory is still 186.6MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-10-12 17:14:30,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.63ms. Allocated memory is still 186.6MB. Free memory was 138.1MB in the beginning and 136.4MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:14:30,985 INFO L158 Benchmark]: Boogie Preprocessor took 16.97ms. Allocated memory is still 186.6MB. Free memory was 136.4MB in the beginning and 135.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-10-12 17:14:30,986 INFO L158 Benchmark]: RCFGBuilder took 267.89ms. Allocated memory is still 186.6MB. Free memory was 135.3MB in the beginning and 123.8MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-10-12 17:14:30,986 INFO L158 Benchmark]: BuchiAutomizer took 4687.72ms. Allocated memory was 186.6MB in the beginning and 278.9MB in the end (delta: 92.3MB). Free memory was 123.8MB in the beginning and 96.9MB in the end (delta: 26.9MB). Peak memory consumption was 120.1MB. Max. memory is 8.0GB. [2023-10-12 17:14:30,987 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.27ms. Allocated memory is still 186.6MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.63ms. Allocated memory is still 186.6MB. Free memory was 138.1MB in the beginning and 136.4MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.97ms. Allocated memory is still 186.6MB. Free memory was 136.4MB in the beginning and 135.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 267.89ms. Allocated memory is still 186.6MB. Free memory was 135.3MB in the beginning and 123.8MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * BuchiAutomizer took 4687.72ms. Allocated memory was 186.6MB in the beginning and 278.9MB in the end (delta: 92.3MB). Free memory was 123.8MB in the beginning and 96.9MB in the end (delta: 26.9MB). Peak memory consumption was 120.1MB. 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 3 locations. One deterministic module has affine ranking function N + -1 * j and consists of 3 locations. One deterministic module has affine ranking function -1 * l + N and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.5s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 685 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.1s 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, 130 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 126 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 158 IncrementalHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 32 mSDtfsCounter, 158 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: 45ms 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: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.3s, 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: 49, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 49, dependent conditional: 0, dependent unconditional: 49, 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 17:14:31,004 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 17:14:31,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...