/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/buchiAutomizer/concurrent-buchi-pn-semanticLbe.epf -i ../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.omega-petrinet-638c691-m [2022-09-29 15:03:05,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 15:03:05,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 15:03:05,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 15:03:05,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 15:03:05,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 15:03:05,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 15:03:05,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 15:03:05,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 15:03:05,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 15:03:05,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 15:03:05,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 15:03:05,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 15:03:05,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 15:03:05,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 15:03:05,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 15:03:05,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 15:03:05,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 15:03:05,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 15:03:05,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 15:03:05,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 15:03:05,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 15:03:05,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 15:03:05,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 15:03:05,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-29 15:03:05,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 15:03:05,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 15:03:05,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 15:03:05,724 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-buchi-pn-semanticLbe.epf [2022-09-29 15:03:05,737 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 15:03:05,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 15:03:05,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 15:03:05,738 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 15:03:05,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 15:03:05,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 15:03:05,739 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 15:03:05,739 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-09-29 15:03:05,739 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-09-29 15:03:05,739 INFO L138 SettingsManager]: * Use old map elimination=false [2022-09-29 15:03:05,739 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-09-29 15:03:05,739 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-09-29 15:03:05,739 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-09-29 15:03:05,739 INFO L138 SettingsManager]: * Automaton type for concurrent programs=BUCHI_PETRI_NET [2022-09-29 15:03:05,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 15:03:05,740 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 15:03:05,740 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-09-29 15:03:05,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 15:03:05,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 15:03:05,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 15:03:05,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-09-29 15:03:05,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-09-29 15:03:05,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-09-29 15:03:05,740 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 15:03:05,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 15:03:05,741 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-09-29 15:03:05,741 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 15:03:05,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-09-29 15:03:05,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 15:03:05,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 15:03:05,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 15:03:05,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 15:03:05,742 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-09-29 15:03:05,742 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 15:03:05,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 15:03:05,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 15:03:05,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 15:03:05,949 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 15:03:05,949 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 15:03:05,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum5.bpl [2022-09-29 15:03:05,951 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum5.bpl' [2022-09-29 15:03:05,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 15:03:05,975 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-29 15:03:05,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-29 15:03:05,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-29 15:03:05,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-29 15:03:05,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:05,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:05,996 INFO L137 Inliner]: procedures = 3, calls = 5, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-29 15:03:05,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-29 15:03:05,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 15:03:05,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 15:03:05,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 15:03:06,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:06,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:06,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:06,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:06,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:06,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:06,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:06,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 15:03:06,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 15:03:06,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 15:03:06,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 15:03:06,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/1) ... [2022-09-29 15:03:06,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:06,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:06,039 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) [2022-09-29 15:03:06,048 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 [2022-09-29 15:03:06,072 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-29 15:03:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 15:03:06,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 15:03:06,072 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2022-09-29 15:03:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2022-09-29 15:03:06,072 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2022-09-29 15:03:06,073 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-29 15:03:06,110 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 15:03:06,111 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 15:03:06,208 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 15:03:06,213 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 15:03:06,214 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-29 15:03:06,215 INFO L202 PluginConnector]: Adding new model max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:03:06 BoogieIcfgContainer [2022-09-29 15:03:06,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 15:03:06,216 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-09-29 15:03:06,216 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-09-29 15:03:06,218 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-09-29 15:03:06,219 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:03:06,219 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:03:05" (1/2) ... [2022-09-29 15:03:06,220 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@787f1817 and model type max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.09 03:03:06, skipping insertion in model container [2022-09-29 15:03:06,220 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:03:06,220 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "max-tailsum5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:03:06" (2/2) ... [2022-09-29 15:03:06,221 INFO L322 chiAutomizerObserver]: Analyzing ICFG max-tailsum5.bpl [2022-09-29 15:03:06,284 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2022-09-29 15:03:06,313 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 75 places, 69 transitions, 178 flow [2022-09-29 15:03:06,341 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:03:06,341 INFO L123 PetriNetUnfolderBase]: 5/59 cut-off events. [2022-09-29 15:03:06,341 INFO L124 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2022-09-29 15:03:06,346 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 59 events. 5/59 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 183 event pairs, 0 based on Foata normal form. 0/53 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2022-09-29 15:03:06,346 INFO L82 GeneralOperation]: Start removeDead. Operand has 75 places, 69 transitions, 178 flow [2022-09-29 15:03:06,352 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 70 places, 59 transitions, 148 flow [2022-09-29 15:03:06,355 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-09-29 15:03:06,364 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 59 transitions, 148 flow [2022-09-29 15:03:06,365 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 59 transitions, 148 flow [2022-09-29 15:03:06,366 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 70 places, 59 transitions, 148 flow [2022-09-29 15:03:06,384 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:03:06,384 INFO L123 PetriNetUnfolderBase]: 5/59 cut-off events. [2022-09-29 15:03:06,384 INFO L124 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2022-09-29 15:03:06,385 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 59 events. 5/59 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 185 event pairs, 0 based on Foata normal form. 0/53 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2022-09-29 15:03:06,387 INFO L116 LiptonReduction]: Number of co-enabled transitions 1980 [2022-09-29 15:03:07,018 INFO L131 LiptonReduction]: Checked pairs total: 1432 [2022-09-29 15:03:07,018 INFO L133 LiptonReduction]: Total number of compositions: 31 [2022-09-29 15:03:07,028 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-09-29 15:03:07,028 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-09-29 15:03:07,028 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-09-29 15:03:07,028 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-09-29 15:03:07,028 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-09-29 15:03:07,028 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-09-29 15:03:07,028 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-09-29 15:03:07,029 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2022-09-29 15:03:07,029 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 39 places, 28 transitions, 86 flow [2022-09-29 15:03:07,032 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 39 places, 28 transitions, 86 flow [2022-09-29 15:03:07,033 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:07,033 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:03:07,033 INFO L123 PetriNetUnfolderBase]: 0/4 cut-off events. [2022-09-29 15:03:07,033 INFO L124 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2022-09-29 15:03:07,033 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:03:07,036 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-09-29 15:03:07,036 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 39 places, 28 transitions, 86 flow [2022-09-29 15:03:07,037 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 39 places, 28 transitions, 86 flow [2022-09-29 15:03:07,037 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:07,037 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:03:07,037 INFO L123 PetriNetUnfolderBase]: 0/4 cut-off events. [2022-09-29 15:03:07,037 INFO L124 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2022-09-29 15:03:07,037 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:03:07,041 INFO L733 eck$LassoCheckResult]: Stem: 79#[ULTIMATE.startENTRY]true [28] ULTIMATE.startENTRY-->L54: Formula: (and (<= v_ULTIMATE.start_k3_1 v_ULTIMATE.start_k4_1) (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= v_ULTIMATE.start_k4_1 v_N_1) (<= 0 v_ULTIMATE.start_k1_1) (<= v_ULTIMATE.start_k2_1 v_ULTIMATE.start_k3_1)) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1, ULTIMATE.start_k4=v_ULTIMATE.start_k4_1} OutVars{ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1, ULTIMATE.start_k4=v_ULTIMATE.start_k4_1} AuxVars[] AssignedVars[] 81#[L54]true [97] L54-->sumENTRY: Formula: (and (= 0 v_sumThread1of1ForFork0_lo_4) (= v_ULTIMATE.start_k1_3 v_sumThread1of1ForFork0_hi_6) (= v_sumThread1of1ForFork0_thidvar0_2 1)) InVars {ULTIMATE.start_k1=v_ULTIMATE.start_k1_3} OutVars{sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_6, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_8, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_8, ULTIMATE.start_k1=v_ULTIMATE.start_k1_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_16, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2, sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork0_hi, sumThread1of1ForFork0_x, sumThread1of1ForFork0_z, sumThread1of1ForFork0_i, sumThread1of1ForFork0_thidvar0, sumThread1of1ForFork0_lo] 83#[sumENTRY, L54-1]true [142] sumENTRY-->L31-1: Formula: (and (= 0 v_sumThread1of1ForFork0_z_21) (= 0 v_sumThread1of1ForFork0_x_19) (= v_sumThread1of1ForFork0_i_31 v_sumThread1of1ForFork0_lo_7)) InVars {sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_7} OutVars{sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_19, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_21, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_31, sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_7} AuxVars[] AssignedVars[sumThread1of1ForFork0_x, sumThread1of1ForFork0_z, sumThread1of1ForFork0_i] 85#[L54-1, L31-1]true [2022-09-29 15:03:07,041 INFO L735 eck$LassoCheckResult]: Loop: 85#[L54-1, L31-1]true [136] L31-1-->L31-1: Formula: (and (= (+ v_sumThread1of1ForFork0_i_28 1) v_sumThread1of1ForFork0_i_27) (= (let ((.cse0 (+ (select v_A_23 v_sumThread1of1ForFork0_i_27) v_sumThread1of1ForFork0_z_18))) (ite (< 0 .cse0) .cse0 0)) v_sumThread1of1ForFork0_z_17) (< v_sumThread1of1ForFork0_i_28 v_sumThread1of1ForFork0_hi_11) (= (+ (select v_A_23 v_sumThread1of1ForFork0_i_28) v_sumThread1of1ForFork0_x_16) v_sumThread1of1ForFork0_x_15)) InVars {A=v_A_23, sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_11, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_16, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_18, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_28} OutVars{A=v_A_23, sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_11, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_15, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_17, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_27} AuxVars[] AssignedVars[sumThread1of1ForFork0_x, sumThread1of1ForFork0_z, sumThread1of1ForFork0_i] 85#[L54-1, L31-1]true [2022-09-29 15:03:07,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:07,045 INFO L85 PathProgramCache]: Analyzing trace with hash 59848, now seen corresponding path program 1 times [2022-09-29 15:03:07,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:03:07,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700639232] [2022-09-29 15:03:07,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:03:07,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:03:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:07,102 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:03:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:07,117 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:03:07,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:07,119 INFO L85 PathProgramCache]: Analyzing trace with hash 167, now seen corresponding path program 1 times [2022-09-29 15:03:07,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:03:07,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697191600] [2022-09-29 15:03:07,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:03:07,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:03:07,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:07,131 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:03:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:07,138 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:03:07,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:07,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1855424, now seen corresponding path program 1 times [2022-09-29 15:03:07,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:03:07,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053864563] [2022-09-29 15:03:07,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:03:07,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:03:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:07,151 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:03:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:07,162 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:03:07,264 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:03:07,265 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:03:07,265 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:03:07,265 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:03:07,265 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:03:07,265 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:07,265 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:03:07,265 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:03:07,265 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum5.bpl_BEv2_Iteration1_Lasso [2022-09-29 15:03:07,265 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:03:07,266 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:03:07,278 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:07,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:07,491 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:03:07,494 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:03:07,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:07,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:07,497 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) [2022-09-29 15:03:07,516 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 [2022-09-29 15:03:07,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:03:07,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:07,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:07,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:07,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:07,526 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:07,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:07,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:07,561 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-09-29 15:03:07,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:07,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:07,562 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) [2022-09-29 15:03:07,563 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 [2022-09-29 15:03:07,564 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 [2022-09-29 15:03:07,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:07,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:07,571 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-09-29 15:03:07,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:07,593 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-09-29 15:03:07,593 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-09-29 15:03:07,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:07,640 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 [2022-09-29 15:03:07,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:07,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:07,653 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) [2022-09-29 15:03:07,658 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 [2022-09-29 15:03:07,659 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 [2022-09-29 15:03:07,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:07,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:07,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:07,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:07,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:07,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:07,695 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:03:07,710 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:03:07,711 INFO L444 ModelExtractionUtils]: 8 out of 28 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-09-29 15:03:07,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:07,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:07,724 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) [2022-09-29 15:03:07,727 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:03:07,735 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 [2022-09-29 15:03:07,752 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:03:07,752 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:03:07,753 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork0_hi, sumThread1of1ForFork0_i) = 1*sumThread1of1ForFork0_hi - 1*sumThread1of1ForFork0_i Supporting invariants [] [2022-09-29 15:03:07,792 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 [2022-09-29 15:03:07,794 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:03:07,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:07,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:03:07,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:03:07,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:03:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:03:07,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:03:07,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:03:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 15:03:07,869 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 [2022-09-29 15:03:07,871 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-09-29 15:03:08,068 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 6 states and 883 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:03:08,070 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:03:08,073 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:03:08,084 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 [2022-09-29 15:03:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-09-29 15:03:08,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 292 transitions. [2022-09-29 15:03:08,098 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 292 transitions. Stem has 3 letters. Loop has 1 letters. [2022-09-29 15:03:08,098 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:03:08,098 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 292 transitions. Stem has 4 letters. Loop has 1 letters. [2022-09-29 15:03:08,098 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:03:08,098 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 292 transitions. Stem has 3 letters. Loop has 2 letters. [2022-09-29 15:03:08,098 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:03:08,099 INFO L428 stractBuchiCegarLoop]: Abstraction has has 51 places, 482 transitions, 2450 flow [2022-09-29 15:03:08,099 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-09-29 15:03:08,099 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 51 places, 482 transitions, 2450 flow [2022-09-29 15:03:08,102 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 51 places, 482 transitions, 2450 flow [2022-09-29 15:03:08,103 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:08,112 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 51 places, 482 transitions, 2450 flow [2022-09-29 15:03:08,117 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:08,117 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:03:08,117 INFO L123 PetriNetUnfolderBase]: 5/15 cut-off events. [2022-09-29 15:03:08,117 INFO L124 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2022-09-29 15:03:08,117 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:03:08,118 INFO L733 eck$LassoCheckResult]: Stem: 79#[ULTIMATE.startENTRY]true [28] ULTIMATE.startENTRY-->L54: Formula: (and (<= v_ULTIMATE.start_k3_1 v_ULTIMATE.start_k4_1) (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= v_ULTIMATE.start_k4_1 v_N_1) (<= 0 v_ULTIMATE.start_k1_1) (<= v_ULTIMATE.start_k2_1 v_ULTIMATE.start_k3_1)) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1, ULTIMATE.start_k4=v_ULTIMATE.start_k4_1} OutVars{ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1, ULTIMATE.start_k4=v_ULTIMATE.start_k4_1} AuxVars[] AssignedVars[] 81#[L54]true [97] L54-->sumENTRY: Formula: (and (= 0 v_sumThread1of1ForFork0_lo_4) (= v_ULTIMATE.start_k1_3 v_sumThread1of1ForFork0_hi_6) (= v_sumThread1of1ForFork0_thidvar0_2 1)) InVars {ULTIMATE.start_k1=v_ULTIMATE.start_k1_3} OutVars{sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_6, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_8, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_8, ULTIMATE.start_k1=v_ULTIMATE.start_k1_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_16, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2, sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork0_hi, sumThread1of1ForFork0_x, sumThread1of1ForFork0_z, sumThread1of1ForFork0_i, sumThread1of1ForFork0_thidvar0, sumThread1of1ForFork0_lo] 83#[sumENTRY, L54-1]true [100] L54-1-->sumENTRY: Formula: (and (= (+ v_ULTIMATE.start_k1_5 1) v_sumThread1of1ForFork1_lo_4) (= v_ULTIMATE.start_k2_3 v_sumThread1of1ForFork1_hi_6) (= 2 v_sumThread1of1ForFork1_thidvar1_2) (= 2 v_sumThread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5} OutVars{sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_6, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_8, sumThread1of1ForFork1_thidvar0=v_sumThread1of1ForFork1_thidvar0_2, sumThread1of1ForFork1_thidvar1=v_sumThread1of1ForFork1_thidvar1_2, ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_16, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_8, sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork1_hi, sumThread1of1ForFork1_z, sumThread1of1ForFork1_thidvar0, sumThread1of1ForFork1_thidvar1, sumThread1of1ForFork1_i, sumThread1of1ForFork1_x, sumThread1of1ForFork1_lo] 136#[sumENTRY, sumENTRY, L55]true [143] sumENTRY-->L31-1: Formula: (and (= 0 v_sumThread1of1ForFork1_x_19) (= v_sumThread1of1ForFork1_lo_7 v_sumThread1of1ForFork1_i_31) (= 0 v_sumThread1of1ForFork1_z_21)) InVars {sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_7} OutVars{sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_21, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_31, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_19, sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_7} AuxVars[] AssignedVars[sumThread1of1ForFork1_z, sumThread1of1ForFork1_i, sumThread1of1ForFork1_x] 138#[sumENTRY, L31-1, L55]true [2022-09-29 15:03:08,118 INFO L735 eck$LassoCheckResult]: Loop: 138#[sumENTRY, L31-1, L55]true [138] L31-1-->L31-1: Formula: (and (< v_sumThread1of1ForFork1_i_28 v_sumThread1of1ForFork1_hi_11) (= (+ v_sumThread1of1ForFork1_i_28 1) v_sumThread1of1ForFork1_i_27) (= (let ((.cse0 (+ (select v_A_25 v_sumThread1of1ForFork1_i_27) v_sumThread1of1ForFork1_z_18))) (ite (< 0 .cse0) .cse0 0)) v_sumThread1of1ForFork1_z_17) (= (+ (select v_A_25 v_sumThread1of1ForFork1_i_28) v_sumThread1of1ForFork1_x_16) v_sumThread1of1ForFork1_x_15)) InVars {A=v_A_25, sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_11, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_18, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_28, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_16} OutVars{A=v_A_25, sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_11, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_17, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_27, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_15} AuxVars[] AssignedVars[sumThread1of1ForFork1_z, sumThread1of1ForFork1_i, sumThread1of1ForFork1_x] 138#[sumENTRY, L31-1, L55]true [2022-09-29 15:03:08,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:08,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1854129, now seen corresponding path program 1 times [2022-09-29 15:03:08,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:03:08,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937755406] [2022-09-29 15:03:08,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:03:08,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:03:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:08,133 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:03:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:08,138 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:03:08,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:08,138 INFO L85 PathProgramCache]: Analyzing trace with hash 169, now seen corresponding path program 1 times [2022-09-29 15:03:08,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:03:08,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742688871] [2022-09-29 15:03:08,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:03:08,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:03:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:08,160 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:03:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:08,167 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:03:08,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:08,168 INFO L85 PathProgramCache]: Analyzing trace with hash 57478137, now seen corresponding path program 1 times [2022-09-29 15:03:08,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:03:08,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467172071] [2022-09-29 15:03:08,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:03:08,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:03:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:08,175 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:03:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:08,198 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:03:08,324 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:03:08,324 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:03:08,324 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:03:08,324 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:03:08,324 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:03:08,324 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,324 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:03:08,324 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:03:08,324 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum5.bpl_BEv2_Iteration2_Lasso [2022-09-29 15:03:08,324 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:03:08,324 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:03:08,326 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:08,329 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:08,331 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:08,333 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:08,336 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:08,337 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:08,357 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:08,359 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:08,529 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:03:08,529 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:03:08,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,556 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) [2022-09-29 15:03:08,557 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 [2022-09-29 15:03:08,559 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 [2022-09-29 15:03:08,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:08,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:03:08,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:08,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:08,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:08,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:03:08,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:03:08,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:08,585 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 [2022-09-29 15:03:08,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,587 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) [2022-09-29 15:03:08,588 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 [2022-09-29 15:03:08,590 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 [2022-09-29 15:03:08,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:08,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:08,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:08,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:08,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:08,597 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:08,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:08,622 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 [2022-09-29 15:03:08,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,624 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) [2022-09-29 15:03:08,625 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 [2022-09-29 15:03:08,629 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 [2022-09-29 15:03:08,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:08,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:08,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:08,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:08,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:08,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:08,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:08,664 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 [2022-09-29 15:03:08,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,665 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) [2022-09-29 15:03:08,666 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 [2022-09-29 15:03:08,668 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 [2022-09-29 15:03:08,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:08,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:03:08,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:08,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:08,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:08,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:03:08,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:03:08,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:08,706 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 [2022-09-29 15:03:08,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,708 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) [2022-09-29 15:03:08,710 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 [2022-09-29 15:03:08,711 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 [2022-09-29 15:03:08,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:08,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:03:08,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:08,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:08,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:08,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:03:08,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:03:08,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:08,742 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 [2022-09-29 15:03:08,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,744 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) [2022-09-29 15:03:08,745 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 [2022-09-29 15:03:08,746 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 [2022-09-29 15:03:08,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:08,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:08,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:08,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:08,753 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:08,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:08,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:08,776 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 [2022-09-29 15:03:08,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,778 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) [2022-09-29 15:03:08,779 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 [2022-09-29 15:03:08,780 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 [2022-09-29 15:03:08,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:08,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:08,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:08,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:08,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:08,787 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:08,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:08,812 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 [2022-09-29 15:03:08,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,814 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) [2022-09-29 15:03:08,815 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 [2022-09-29 15:03:08,816 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 [2022-09-29 15:03:08,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:08,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:08,822 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-09-29 15:03:08,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:08,837 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-09-29 15:03:08,838 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-09-29 15:03:08,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:08,886 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-09-29 15:03:08,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,888 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) [2022-09-29 15:03:08,889 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 [2022-09-29 15:03:08,896 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 [2022-09-29 15:03:08,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:08,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:08,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:08,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:08,906 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:08,906 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:08,922 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:03:08,930 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-09-29 15:03:08,930 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:03:08,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:08,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:08,972 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) [2022-09-29 15:03:08,973 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 [2022-09-29 15:03:08,974 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:03:08,995 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:03:08,996 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:03:08,996 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork1_hi, sumThread1of1ForFork1_i) = 1*sumThread1of1ForFork1_hi - 1*sumThread1of1ForFork1_i Supporting invariants [] [2022-09-29 15:03:09,011 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 [2022-09-29 15:03:09,012 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:03:09,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:03:09,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:03:09,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:03:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:03:09,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:03:09,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:03:09,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 15:03:09,040 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 [2022-09-29 15:03:09,040 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. 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) [2022-09-29 15:03:09,139 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. 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 6 states and 883 transitions.4 powerset states2 rank states. The highest rank that occured is 1 [2022-09-29 15:03:09,139 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:03:09,216 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:03:09,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-09-29 15:03:09,234 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 [2022-09-29 15:03:09,234 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) [2022-09-29 15:03:09,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 292 transitions. [2022-09-29 15:03:09,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 292 transitions. Stem has 4 letters. Loop has 1 letters. [2022-09-29 15:03:09,238 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:03:09,238 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 292 transitions. Stem has 5 letters. Loop has 1 letters. [2022-09-29 15:03:09,238 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:03:09,238 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 292 transitions. Stem has 4 letters. Loop has 2 letters. [2022-09-29 15:03:09,239 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:03:09,240 INFO L428 stractBuchiCegarLoop]: Abstraction has has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,241 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-09-29 15:03:09,241 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,248 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 [2022-09-29 15:03:09,266 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,274 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,277 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,284 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,304 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,316 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,323 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,336 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,345 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,357 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,407 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,424 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,426 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,441 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,442 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,452 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,454 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,460 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,461 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,467 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,468 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 63 places, 8280 transitions, 58752 flow [2022-09-29 15:03:09,490 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:09,490 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:03:09,490 INFO L123 PetriNetUnfolderBase]: 228/314 cut-off events. [2022-09-29 15:03:09,490 INFO L124 PetriNetUnfolderBase]: For 34/34 co-relation queries the response was YES. [2022-09-29 15:03:09,490 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:03:09,491 INFO L733 eck$LassoCheckResult]: Stem: 79#[ULTIMATE.startENTRY]true [28] ULTIMATE.startENTRY-->L54: Formula: (and (<= v_ULTIMATE.start_k3_1 v_ULTIMATE.start_k4_1) (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= v_ULTIMATE.start_k4_1 v_N_1) (<= 0 v_ULTIMATE.start_k1_1) (<= v_ULTIMATE.start_k2_1 v_ULTIMATE.start_k3_1)) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1, ULTIMATE.start_k4=v_ULTIMATE.start_k4_1} OutVars{ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1, ULTIMATE.start_k4=v_ULTIMATE.start_k4_1} AuxVars[] AssignedVars[] 81#[L54]true [97] L54-->sumENTRY: Formula: (and (= 0 v_sumThread1of1ForFork0_lo_4) (= v_ULTIMATE.start_k1_3 v_sumThread1of1ForFork0_hi_6) (= v_sumThread1of1ForFork0_thidvar0_2 1)) InVars {ULTIMATE.start_k1=v_ULTIMATE.start_k1_3} OutVars{sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_6, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_8, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_8, ULTIMATE.start_k1=v_ULTIMATE.start_k1_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_16, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2, sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork0_hi, sumThread1of1ForFork0_x, sumThread1of1ForFork0_z, sumThread1of1ForFork0_i, sumThread1of1ForFork0_thidvar0, sumThread1of1ForFork0_lo] 83#[sumENTRY, L54-1]true [100] L54-1-->sumENTRY: Formula: (and (= (+ v_ULTIMATE.start_k1_5 1) v_sumThread1of1ForFork1_lo_4) (= v_ULTIMATE.start_k2_3 v_sumThread1of1ForFork1_hi_6) (= 2 v_sumThread1of1ForFork1_thidvar1_2) (= 2 v_sumThread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5} OutVars{sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_6, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_8, sumThread1of1ForFork1_thidvar0=v_sumThread1of1ForFork1_thidvar0_2, sumThread1of1ForFork1_thidvar1=v_sumThread1of1ForFork1_thidvar1_2, ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_16, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_8, sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork1_hi, sumThread1of1ForFork1_z, sumThread1of1ForFork1_thidvar0, sumThread1of1ForFork1_thidvar1, sumThread1of1ForFork1_i, sumThread1of1ForFork1_x, sumThread1of1ForFork1_lo] 136#[sumENTRY, sumENTRY, L55]true [103] L55-->sumENTRY: Formula: (and (= 3 v_sumThread1of1ForFork2_thidvar1_2) (= 3 v_sumThread1of1ForFork2_thidvar0_2) (= 3 v_sumThread1of1ForFork2_thidvar2_2) (= v_ULTIMATE.start_k3_3 v_sumThread1of1ForFork2_hi_6) (= v_sumThread1of1ForFork2_lo_4 (+ v_ULTIMATE.start_k2_5 1))) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_3, ULTIMATE.start_k2=v_ULTIMATE.start_k2_5} OutVars{sumThread1of1ForFork2_thidvar0=v_sumThread1of1ForFork2_thidvar0_2, sumThread1of1ForFork2_thidvar1=v_sumThread1of1ForFork2_thidvar1_2, sumThread1of1ForFork2_thidvar2=v_sumThread1of1ForFork2_thidvar2_2, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_8, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_16, ULTIMATE.start_k3=v_ULTIMATE.start_k3_3, ULTIMATE.start_k2=v_ULTIMATE.start_k2_5, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_8, sumThread1of1ForFork2_lo=v_sumThread1of1ForFork2_lo_4, sumThread1of1ForFork2_hi=v_sumThread1of1ForFork2_hi_6} AuxVars[] AssignedVars[sumThread1of1ForFork2_thidvar0, sumThread1of1ForFork2_thidvar1, sumThread1of1ForFork2_thidvar2, sumThread1of1ForFork2_z, sumThread1of1ForFork2_i, sumThread1of1ForFork2_x, sumThread1of1ForFork2_lo, sumThread1of1ForFork2_hi] 187#[sumENTRY, sumENTRY, L56, sumENTRY]true [144] sumENTRY-->L31-1: Formula: (and (= 0 v_sumThread1of1ForFork2_z_17) (= v_sumThread1of1ForFork2_i_29 v_sumThread1of1ForFork2_lo_7) (= 0 v_sumThread1of1ForFork2_x_19)) InVars {sumThread1of1ForFork2_lo=v_sumThread1of1ForFork2_lo_7} OutVars{sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_17, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_29, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_19, sumThread1of1ForFork2_lo=v_sumThread1of1ForFork2_lo_7} AuxVars[] AssignedVars[sumThread1of1ForFork2_z, sumThread1of1ForFork2_i, sumThread1of1ForFork2_x] 189#[sumENTRY, L56, sumENTRY, L31-1]true [2022-09-29 15:03:09,491 INFO L735 eck$LassoCheckResult]: Loop: 189#[sumENTRY, L56, sumENTRY, L31-1]true [145] L31-1-->L31-1: Formula: (and (< v_sumThread1of1ForFork2_i_32 v_sumThread1of1ForFork2_hi_9) (= (let ((.cse0 (+ (select v_A_31 v_sumThread1of1ForFork2_i_31) v_sumThread1of1ForFork2_z_20))) (ite (< 0 .cse0) .cse0 0)) v_sumThread1of1ForFork2_z_19) (= (+ 1 v_sumThread1of1ForFork2_i_32) v_sumThread1of1ForFork2_i_31) (= (+ (select v_A_31 v_sumThread1of1ForFork2_i_32) v_sumThread1of1ForFork2_x_22) v_sumThread1of1ForFork2_x_21)) InVars {A=v_A_31, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_20, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_32, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_22, sumThread1of1ForFork2_hi=v_sumThread1of1ForFork2_hi_9} OutVars{A=v_A_31, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_19, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_31, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_21, sumThread1of1ForFork2_hi=v_sumThread1of1ForFork2_hi_9} AuxVars[] AssignedVars[sumThread1of1ForFork2_z, sumThread1of1ForFork2_i, sumThread1of1ForFork2_x] 189#[sumENTRY, L56, sumENTRY, L31-1]true [2022-09-29 15:03:09,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:09,492 INFO L85 PathProgramCache]: Analyzing trace with hash 57476903, now seen corresponding path program 1 times [2022-09-29 15:03:09,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:03:09,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065641974] [2022-09-29 15:03:09,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:03:09,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:03:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:09,497 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:03:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:09,502 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:03:09,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:09,502 INFO L85 PathProgramCache]: Analyzing trace with hash 176, now seen corresponding path program 1 times [2022-09-29 15:03:09,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:03:09,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165758] [2022-09-29 15:03:09,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:03:09,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:03:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:09,506 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:03:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:09,509 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:03:09,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:09,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1781784138, now seen corresponding path program 1 times [2022-09-29 15:03:09,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:03:09,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609165668] [2022-09-29 15:03:09,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:03:09,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:03:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:09,516 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:03:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:03:09,523 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:03:09,647 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:03:09,648 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:03:09,648 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:03:09,648 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:03:09,648 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:03:09,648 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:09,648 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:03:09,648 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:03:09,648 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum5.bpl_BEv2_Iteration3_Lasso [2022-09-29 15:03:09,648 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:03:09,648 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:03:09,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,652 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,657 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,659 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,660 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,662 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,663 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,665 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,666 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,667 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,669 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:03:09,867 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:03:09,867 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:03:09,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:09,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:09,881 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) [2022-09-29 15:03:09,882 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 [2022-09-29 15:03:09,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:03:09,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:09,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:03:09,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:09,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:09,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:09,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:03:09,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:03:09,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:09,921 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-09-29 15:03:09,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:09,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:09,922 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) [2022-09-29 15:03:09,923 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 [2022-09-29 15:03:09,925 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 [2022-09-29 15:03:09,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:09,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:03:09,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:09,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:09,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:09,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:03:09,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:03:09,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:09,962 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 [2022-09-29 15:03:09,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:09,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:09,964 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) [2022-09-29 15:03:09,965 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 [2022-09-29 15:03:09,966 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 [2022-09-29 15:03:09,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:09,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:03:09,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:09,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:09,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:09,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:03:09,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:03:09,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,003 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-09-29 15:03:10,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,005 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) [2022-09-29 15:03:10,006 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 [2022-09-29 15:03:10,007 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 [2022-09-29 15:03:10,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:10,014 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:10,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,046 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 [2022-09-29 15:03:10,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,047 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) [2022-09-29 15:03:10,048 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 [2022-09-29 15:03:10,049 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 [2022-09-29 15:03:10,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,056 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:10,056 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:10,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,088 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 [2022-09-29 15:03:10,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,089 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) [2022-09-29 15:03:10,090 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 [2022-09-29 15:03:10,092 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 [2022-09-29 15:03:10,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:10,099 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:10,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-09-29 15:03:10,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,125 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) [2022-09-29 15:03:10,127 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 [2022-09-29 15:03:10,133 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 [2022-09-29 15:03:10,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,148 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:10,148 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:10,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,177 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 [2022-09-29 15:03:10,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,178 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) [2022-09-29 15:03:10,182 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 [2022-09-29 15:03:10,182 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 [2022-09-29 15:03:10,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:10,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:10,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,214 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 [2022-09-29 15:03:10,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,215 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) [2022-09-29 15:03:10,216 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 [2022-09-29 15:03:10,218 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 [2022-09-29 15:03:10,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:03:10,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:03:10,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:03:10,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-09-29 15:03:10,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,268 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) [2022-09-29 15:03:10,270 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 [2022-09-29 15:03:10,272 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 [2022-09-29 15:03:10,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:10,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:10,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,306 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 [2022-09-29 15:03:10,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,308 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) [2022-09-29 15:03:10,309 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 [2022-09-29 15:03:10,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:03:10,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:03:10,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:03:10,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:03:10,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,349 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 [2022-09-29 15:03:10,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,350 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) [2022-09-29 15:03:10,351 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 [2022-09-29 15:03:10,352 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 [2022-09-29 15:03:10,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:03:10,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:03:10,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:03:10,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,374 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-09-29 15:03:10,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,375 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) [2022-09-29 15:03:10,376 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 [2022-09-29 15:03:10,377 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 [2022-09-29 15:03:10,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:10,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:10,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,414 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 [2022-09-29 15:03:10,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,416 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) [2022-09-29 15:03:10,417 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 [2022-09-29 15:03:10,419 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 [2022-09-29 15:03:10,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,424 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-09-29 15:03:10,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,438 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-09-29 15:03:10,438 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-09-29 15:03:10,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:03:10,501 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 [2022-09-29 15:03:10,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,503 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) [2022-09-29 15:03:10,504 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 [2022-09-29 15:03:10,505 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 [2022-09-29 15:03:10,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:03:10,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:03:10,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:03:10,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:03:10,515 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:03:10,515 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:03:10,539 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:03:10,574 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-09-29 15:03:10,574 INFO L444 ModelExtractionUtils]: 11 out of 37 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-09-29 15:03:10,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:03:10,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:03:10,588 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:03:10,598 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:03:10,603 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-09-29 15:03:10,604 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:03:10,604 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork2_i, ULTIMATE.start_k4) = -1*sumThread1of1ForFork2_i + 1*ULTIMATE.start_k4 Supporting invariants [-1*sumThread1of1ForFork2_hi + 1*ULTIMATE.start_k4 >= 0] [2022-09-29 15:03:10,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-09-29 15:03:10,619 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 [2022-09-29 15:03:10,622 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:03:10,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:03:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:03:10,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:03:10,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:03:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:03:10,700 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2022-09-29 15:03:10,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:03:10,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 15:03:10,701 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 1 loop predicates [2022-09-29 15:03:10,701 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:03:11,079 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 11 states and 1579 transitions.7 powerset states4 rank states. The highest rank that occured is 1 [2022-09-29 15:03:11,079 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:03:11,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-09-29 15:03:14,492 INFO L61 IntersectBuchiEager]: Exiting Intersection [2022-09-29 15:03:14,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 1 non-accepting loop states 2 accepting loop states [2022-09-29 15:03:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:03:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 492 transitions. [2022-09-29 15:03:14,496 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 492 transitions. Stem has 5 letters. Loop has 1 letters. [2022-09-29 15:03:14,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:03:14,496 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 492 transitions. Stem has 6 letters. Loop has 1 letters. [2022-09-29 15:03:14,497 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:03:14,497 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 492 transitions. Stem has 5 letters. Loop has 2 letters. [2022-09-29 15:03:14,497 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:03:14,497 INFO L428 stractBuchiCegarLoop]: Abstraction has has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:14,497 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-09-29 15:03:14,497 INFO L68 IsEmptyBuchi]: Start isEmptyBuchi. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:15,663 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:17,108 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:17,133 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:18,458 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:18,493 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:19,823 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:19,853 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:21,183 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:21,676 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:24,483 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:24,506 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:27,318 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:27,826 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:30,651 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:30,853 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:33,735 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:33,769 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:36,645 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:36,675 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:39,504 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:40,457 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:46,077 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:46,104 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:51,740 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:51,765 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:03:57,378 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:03:57,560 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:00,359 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:00,383 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:03,213 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:03,400 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:06,182 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:06,216 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:09,020 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:09,493 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:15,072 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:15,106 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:20,569 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:20,599 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:26,100 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:26,202 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:31,713 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:31,743 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:37,251 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:37,609 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:40,368 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:40,398 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:43,199 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:43,416 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:04:48,024 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:04:50,730 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:05:01,217 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:01,246 INFO L76 AcceptsInfiniteWords]: Start buchiAccepts. Operand has 85 places, 255240 transitions, 2326392 flow [2022-09-29 15:05:27,434 INFO L82 AcceptsInfiniteWords]: Finished buchiAccepts. [2022-09-29 15:05:27,434 INFO L157 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2022-09-29 15:05:27,434 INFO L123 PetriNetUnfolderBase]: 1369/1679 cut-off events. [2022-09-29 15:05:27,434 INFO L124 PetriNetUnfolderBase]: For 130/130 co-relation queries the response was YES. [2022-09-29 15:05:27,434 INFO L78 IsEmptyBuchi]: Finished isEmptyBuchi language is not empty [2022-09-29 15:05:27,435 INFO L733 eck$LassoCheckResult]: Stem: 79#[ULTIMATE.startENTRY]true [28] ULTIMATE.startENTRY-->L54: Formula: (and (<= v_ULTIMATE.start_k3_1 v_ULTIMATE.start_k4_1) (<= v_ULTIMATE.start_k1_1 v_ULTIMATE.start_k2_1) (<= v_ULTIMATE.start_k4_1 v_N_1) (<= 0 v_ULTIMATE.start_k1_1) (<= v_ULTIMATE.start_k2_1 v_ULTIMATE.start_k3_1)) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1, ULTIMATE.start_k4=v_ULTIMATE.start_k4_1} OutVars{ULTIMATE.start_k3=v_ULTIMATE.start_k3_1, ULTIMATE.start_k2=v_ULTIMATE.start_k2_1, ULTIMATE.start_k1=v_ULTIMATE.start_k1_1, N=v_N_1, ULTIMATE.start_k4=v_ULTIMATE.start_k4_1} AuxVars[] AssignedVars[] 81#[L54]true [97] L54-->sumENTRY: Formula: (and (= 0 v_sumThread1of1ForFork0_lo_4) (= v_ULTIMATE.start_k1_3 v_sumThread1of1ForFork0_hi_6) (= v_sumThread1of1ForFork0_thidvar0_2 1)) InVars {ULTIMATE.start_k1=v_ULTIMATE.start_k1_3} OutVars{sumThread1of1ForFork0_hi=v_sumThread1of1ForFork0_hi_6, sumThread1of1ForFork0_x=v_sumThread1of1ForFork0_x_8, sumThread1of1ForFork0_z=v_sumThread1of1ForFork0_z_8, ULTIMATE.start_k1=v_ULTIMATE.start_k1_3, sumThread1of1ForFork0_i=v_sumThread1of1ForFork0_i_16, sumThread1of1ForFork0_thidvar0=v_sumThread1of1ForFork0_thidvar0_2, sumThread1of1ForFork0_lo=v_sumThread1of1ForFork0_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork0_hi, sumThread1of1ForFork0_x, sumThread1of1ForFork0_z, sumThread1of1ForFork0_i, sumThread1of1ForFork0_thidvar0, sumThread1of1ForFork0_lo] 83#[sumENTRY, L54-1]true [100] L54-1-->sumENTRY: Formula: (and (= (+ v_ULTIMATE.start_k1_5 1) v_sumThread1of1ForFork1_lo_4) (= v_ULTIMATE.start_k2_3 v_sumThread1of1ForFork1_hi_6) (= 2 v_sumThread1of1ForFork1_thidvar1_2) (= 2 v_sumThread1of1ForFork1_thidvar0_2)) InVars {ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5} OutVars{sumThread1of1ForFork1_hi=v_sumThread1of1ForFork1_hi_6, sumThread1of1ForFork1_z=v_sumThread1of1ForFork1_z_8, sumThread1of1ForFork1_thidvar0=v_sumThread1of1ForFork1_thidvar0_2, sumThread1of1ForFork1_thidvar1=v_sumThread1of1ForFork1_thidvar1_2, ULTIMATE.start_k2=v_ULTIMATE.start_k2_3, sumThread1of1ForFork1_i=v_sumThread1of1ForFork1_i_16, ULTIMATE.start_k1=v_ULTIMATE.start_k1_5, sumThread1of1ForFork1_x=v_sumThread1of1ForFork1_x_8, sumThread1of1ForFork1_lo=v_sumThread1of1ForFork1_lo_4} AuxVars[] AssignedVars[sumThread1of1ForFork1_hi, sumThread1of1ForFork1_z, sumThread1of1ForFork1_thidvar0, sumThread1of1ForFork1_thidvar1, sumThread1of1ForFork1_i, sumThread1of1ForFork1_x, sumThread1of1ForFork1_lo] 136#[sumENTRY, sumENTRY, L55]true [103] L55-->sumENTRY: Formula: (and (= 3 v_sumThread1of1ForFork2_thidvar1_2) (= 3 v_sumThread1of1ForFork2_thidvar0_2) (= 3 v_sumThread1of1ForFork2_thidvar2_2) (= v_ULTIMATE.start_k3_3 v_sumThread1of1ForFork2_hi_6) (= v_sumThread1of1ForFork2_lo_4 (+ v_ULTIMATE.start_k2_5 1))) InVars {ULTIMATE.start_k3=v_ULTIMATE.start_k3_3, ULTIMATE.start_k2=v_ULTIMATE.start_k2_5} OutVars{sumThread1of1ForFork2_thidvar0=v_sumThread1of1ForFork2_thidvar0_2, sumThread1of1ForFork2_thidvar1=v_sumThread1of1ForFork2_thidvar1_2, sumThread1of1ForFork2_thidvar2=v_sumThread1of1ForFork2_thidvar2_2, sumThread1of1ForFork2_z=v_sumThread1of1ForFork2_z_8, sumThread1of1ForFork2_i=v_sumThread1of1ForFork2_i_16, ULTIMATE.start_k3=v_ULTIMATE.start_k3_3, ULTIMATE.start_k2=v_ULTIMATE.start_k2_5, sumThread1of1ForFork2_x=v_sumThread1of1ForFork2_x_8, sumThread1of1ForFork2_lo=v_sumThread1of1ForFork2_lo_4, sumThread1of1ForFork2_hi=v_sumThread1of1ForFork2_hi_6} AuxVars[] AssignedVars[sumThread1of1ForFork2_thidvar0, sumThread1of1ForFork2_thidvar1, sumThread1of1ForFork2_thidvar2, sumThread1of1ForFork2_z, sumThread1of1ForFork2_i, sumThread1of1ForFork2_x, sumThread1of1ForFork2_lo, sumThread1of1ForFork2_hi] 187#[sumENTRY, sumENTRY, L56, sumENTRY]true [106] L56-->sumENTRY: Formula: (and (= (+ v_ULTIMATE.start_k3_5 1) v_sumThread1of1ForFork3_lo_4) (= v_ULTIMATE.start_k4_3 v_sumThread1of1ForFork3_hi_6) (= v_sumThread1of1ForFork3_thidvar1_2 4) (= v_sumThread1of1ForFork3_thidvar2_2 4) (= v_sumThread1of1ForFork3_thidvar0_2 4) (= v_sumThread1of1ForFork3_thidvar3_2 4)) InVars {ULTIMATE.start_k4=v_ULTIMATE.start_k4_3, ULTIMATE.start_k3=v_ULTIMATE.start_k3_5} OutVars{sumThread1of1ForFork3_i=v_sumThread1of1ForFork3_i_16, sumThread1of1ForFork3_thidvar0=v_sumThread1of1ForFork3_thidvar0_2, sumThread1of1ForFork3_x=v_sumThread1of1ForFork3_x_8, sumThread1of1ForFork3_z=v_sumThread1of1ForFork3_z_8, ULTIMATE.start_k4=v_ULTIMATE.start_k4_3, ULTIMATE.start_k3=v_ULTIMATE.start_k3_5, sumThread1of1ForFork3_thidvar3=v_sumThread1of1ForFork3_thidvar3_2, sumThread1of1ForFork3_thidvar2=v_sumThread1of1ForFork3_thidvar2_2, sumThread1of1ForFork3_thidvar1=v_sumThread1of1ForFork3_thidvar1_2, sumThread1of1ForFork3_lo=v_sumThread1of1ForFork3_lo_4, sumThread1of1ForFork3_hi=v_sumThread1of1ForFork3_hi_6} AuxVars[] AssignedVars[sumThread1of1ForFork3_i, sumThread1of1ForFork3_thidvar0, sumThread1of1ForFork3_x, sumThread1of1ForFork3_z, sumThread1of1ForFork3_thidvar3, sumThread1of1ForFork3_thidvar2, sumThread1of1ForFork3_thidvar1, sumThread1of1ForFork3_lo, sumThread1of1ForFork3_hi] 268#[sumENTRY, sumENTRY, sumENTRY, L57, sumENTRY]true [141] sumENTRY-->L31-1: Formula: (and (= 0 v_sumThread1of1ForFork3_x_19) (= v_sumThread1of1ForFork3_i_31 v_sumThread1of1ForFork3_lo_7) (= 0 v_sumThread1of1ForFork3_z_21)) InVars {sumThread1of1ForFork3_lo=v_sumThread1of1ForFork3_lo_7} OutVars{sumThread1of1ForFork3_i=v_sumThread1of1ForFork3_i_31, sumThread1of1ForFork3_x=v_sumThread1of1ForFork3_x_19, sumThread1of1ForFork3_z=v_sumThread1of1ForFork3_z_21, sumThread1of1ForFork3_lo=v_sumThread1of1ForFork3_lo_7} AuxVars[] AssignedVars[sumThread1of1ForFork3_i, sumThread1of1ForFork3_x, sumThread1of1ForFork3_z] 270#[sumENTRY, sumENTRY, L31-1, sumENTRY, L57]true [2022-09-29 15:05:27,435 INFO L735 eck$LassoCheckResult]: Loop: 270#[sumENTRY, sumENTRY, L31-1, sumENTRY, L57]true [139] L31-1-->L31-1: Formula: (and (< v_sumThread1of1ForFork3_i_28 v_sumThread1of1ForFork3_hi_11) (= (+ (select v_A_27 v_sumThread1of1ForFork3_i_28) v_sumThread1of1ForFork3_x_16) v_sumThread1of1ForFork3_x_15) (= v_sumThread1of1ForFork3_z_17 (let ((.cse0 (+ (select v_A_27 v_sumThread1of1ForFork3_i_27) v_sumThread1of1ForFork3_z_18))) (ite (< 0 .cse0) .cse0 0))) (= (+ 1 v_sumThread1of1ForFork3_i_28) v_sumThread1of1ForFork3_i_27)) InVars {A=v_A_27, sumThread1of1ForFork3_i=v_sumThread1of1ForFork3_i_28, sumThread1of1ForFork3_x=v_sumThread1of1ForFork3_x_16, sumThread1of1ForFork3_z=v_sumThread1of1ForFork3_z_18, sumThread1of1ForFork3_hi=v_sumThread1of1ForFork3_hi_11} OutVars{A=v_A_27, sumThread1of1ForFork3_i=v_sumThread1of1ForFork3_i_27, sumThread1of1ForFork3_x=v_sumThread1of1ForFork3_x_15, sumThread1of1ForFork3_z=v_sumThread1of1ForFork3_z_17, sumThread1of1ForFork3_hi=v_sumThread1of1ForFork3_hi_11} AuxVars[] AssignedVars[sumThread1of1ForFork3_i, sumThread1of1ForFork3_x, sumThread1of1ForFork3_z] 270#[sumENTRY, sumENTRY, L31-1, sumENTRY, L57]true [2022-09-29 15:05:27,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:27,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1781782956, now seen corresponding path program 1 times [2022-09-29 15:05:27,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:27,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588949994] [2022-09-29 15:05:27,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:27,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:27,441 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:27,454 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:27,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:27,455 INFO L85 PathProgramCache]: Analyzing trace with hash 170, now seen corresponding path program 1 times [2022-09-29 15:05:27,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:27,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86575351] [2022-09-29 15:05:27,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:27,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:27,459 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:27,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:27,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:27,463 INFO L85 PathProgramCache]: Analyzing trace with hash -599303073, now seen corresponding path program 1 times [2022-09-29 15:05:27,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:05:27,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592711791] [2022-09-29 15:05:27,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:05:27,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:05:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:27,479 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:05:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:05:27,487 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:05:27,675 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:05:27,675 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:05:27,675 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:05:27,675 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:05:27,675 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:05:27,675 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:27,675 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:05:27,675 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:05:27,675 INFO L133 ssoRankerPreferences]: Filename of dumped script: max-tailsum5.bpl_BEv2_Iteration4_Lasso [2022-09-29 15:05:27,675 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:05:27,675 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:05:27,677 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,679 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,680 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,681 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,683 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,684 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,686 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,688 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,690 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,691 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,693 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,695 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,696 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,738 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,740 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,742 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,744 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-09-29 15:05:27,930 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:05:27,931 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:05:27,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:27,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:27,936 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:27,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-09-29 15:05:27,938 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 [2022-09-29 15:05:27,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:27,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:27,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:27,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:27,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:27,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:27,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:27,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:27,973 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:27,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:27,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:27,974 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:27,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-09-29 15:05:27,976 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 [2022-09-29 15:05:27,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:27,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:27,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:27,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:27,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:27,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:27,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:27,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,002 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-09-29 15:05:28,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,004 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:28,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-09-29 15:05:28,007 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 [2022-09-29 15:05:28,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:28,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:28,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:28,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:28,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,031 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:28,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-09-29 15:05:28,033 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 [2022-09-29 15:05:28,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:28,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:28,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:28,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,059 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:28,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-09-29 15:05:28,062 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 [2022-09-29 15:05:28,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:28,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:28,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:28,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,085 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:28,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,087 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:28,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-09-29 15:05:28,089 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 [2022-09-29 15:05:28,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:28,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:28,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,127 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-09-29 15:05:28,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,129 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:28,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-09-29 15:05:28,131 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 [2022-09-29 15:05:28,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:28,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:28,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-09-29 15:05:28,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,170 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:28,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-09-29 15:05:28,172 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 [2022-09-29 15:05:28,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:28,178 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:28,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:28,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,211 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:28,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-09-29 15:05:28,213 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 [2022-09-29 15:05:28,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,219 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:28,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:28,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:28,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,252 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-09-29 15:05:28,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-09-29 15:05:28,254 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 [2022-09-29 15:05:28,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:28,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:28,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:28,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,294 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2022-09-29 15:05:28,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-09-29 15:05:28,296 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 [2022-09-29 15:05:28,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:28,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:28,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:28,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,364 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2022-09-29 15:05:28,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-09-29 15:05:28,375 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 [2022-09-29 15:05:28,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:05:28,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:05:28,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:05:28,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-09-29 15:05:28,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,396 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2022-09-29 15:05:28,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-09-29 15:05:28,399 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 [2022-09-29 15:05:28,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:28,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:28,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:05:28,436 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-09-29 15:05:28,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,437 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2022-09-29 15:05:28,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-09-29 15:05:28,440 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 [2022-09-29 15:05:28,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:05:28,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:05:28,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:05:28,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:05:28,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:05:28,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:05:28,457 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:05:28,485 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-09-29 15:05:28,485 INFO L444 ModelExtractionUtils]: 13 out of 43 variables were initially zero. Simplification set additionally 25 variables to zero. [2022-09-29 15:05:28,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:05:28,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:05:28,487 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2022-09-29 15:05:28,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-09-29 15:05:28,490 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:05:28,495 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-09-29 15:05:28,495 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:05:28,495 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(sumThread1of1ForFork3_i, ULTIMATE.start_k4) = -1*sumThread1of1ForFork3_i + 1*ULTIMATE.start_k4 Supporting invariants [-1*sumThread1of1ForFork3_hi + 1*ULTIMATE.start_k4 >= 0] [2022-09-29 15:05:28,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-09-29 15:05:28,513 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-09-29 15:05:28,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:05:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:05:28,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2022-09-29 15:05:28,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:05:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:05:28,554 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2022-09-29 15:05:28,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:05:28,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 15:05:28,555 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2022-09-29 15:05:28,555 INFO L162 BuchiComplementFKV]: Start buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:05:28,774 INFO L171 BuchiComplementFKV]: Finished buchiComplementFKV with optimization HEIMAT2. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9 states and 1281 transitions.6 powerset states3 rank states. The highest rank that occured is 1 [2022-09-29 15:05:28,774 INFO L54 IntersectBuchiEager]: Starting Intersection [2022-09-29 15:05:29,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 Received shutdown request... [2022-09-29 15:06:48,374 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-29 15:06:51,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown