/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-automaton-semanticLbe.epf -i ../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.omega-petrinet-638c691-m [2022-09-29 15:00:04,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 15:00:04,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 15:00:04,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 15:00:04,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 15:00:04,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 15:00:04,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 15:00:04,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 15:00:04,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 15:00:04,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 15:00:04,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 15:00:04,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 15:00:04,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 15:00:04,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 15:00:04,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 15:00:04,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 15:00:04,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 15:00:04,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 15:00:04,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 15:00:04,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 15:00:04,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 15:00:04,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 15:00:04,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 15:00:04,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 15:00:04,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-29 15:00:04,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-29 15:00:04,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-29 15:00:04,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-29 15:00:04,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-29 15:00:04,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-29 15:00:04,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-29 15:00:04,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-29 15:00:04,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-29 15:00:04,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-29 15:00:04,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-29 15:00:04,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-29 15:00:04,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-29 15:00:04,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-29 15:00:04,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 15:00:04,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 15:00:04,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 15:00:04,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf [2022-09-29 15:00:04,514 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 15:00:04,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 15:00:04,515 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 15:00:04,515 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 15:00:04,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 15:00:04,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 15:00:04,516 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 15:00:04,517 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-09-29 15:00:04,517 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-09-29 15:00:04,517 INFO L138 SettingsManager]: * Use old map elimination=false [2022-09-29 15:00:04,517 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-09-29 15:00:04,518 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-09-29 15:00:04,518 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-09-29 15:00:04,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 15:00:04,518 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 15:00:04,518 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-09-29 15:00:04,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 15:00:04,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 15:00:04,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 15:00:04,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-09-29 15:00:04,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-09-29 15:00:04,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-09-29 15:00:04,519 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 15:00:04,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 15:00:04,520 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-09-29 15:00:04,520 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 15:00:04,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-09-29 15:00:04,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 15:00:04,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 15:00:04,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 15:00:04,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 15:00:04,522 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-09-29 15:00:04,522 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 15:00:04,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 15:00:04,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 15:00:04,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 15:00:04,787 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 15:00:04,788 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 15:00:04,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl [2022-09-29 15:00:04,789 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-4modifiers.bpl' [2022-09-29 15:00:04,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 15:00:04,816 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-29 15:00:04,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-29 15:00:04,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-29 15:00:04,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-29 15:00:04,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,853 INFO L137 Inliner]: procedures = 4, calls = 6, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-29 15:00:04,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-29 15:00:04,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 15:00:04,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 15:00:04,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 15:00:04,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 15:00:04,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 15:00:04,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 15:00:04,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 15:00:04,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/1) ... [2022-09-29 15:00:04,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:04,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:04,913 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 15:00:04,919 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 15:00:04,940 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-29 15:00:04,940 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-29 15:00:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-29 15:00:04,940 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-29 15:00:04,940 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-29 15:00:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-29 15:00:04,940 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-29 15:00:04,940 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-29 15:00:04,940 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-29 15:00:04,941 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-29 15:00:04,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 15:00:04,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 15:00:04,942 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 15:00:04,991 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 15:00:04,993 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 15:00:05,083 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 15:00:05,089 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 15:00:05,090 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-29 15:00:05,091 INFO L202 PluginConnector]: Adding new model map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:00:05 BoogieIcfgContainer [2022-09-29 15:00:05,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 15:00:05,093 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-09-29 15:00:05,093 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-09-29 15:00:05,103 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-09-29 15:00:05,104 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:00:05,104 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:04" (1/2) ... [2022-09-29 15:00:05,105 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a1abcfb and model type map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.09 03:00:05, skipping insertion in model container [2022-09-29 15:00:05,105 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:00:05,105 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:00:05" (2/2) ... [2022-09-29 15:00:05,107 INFO L322 chiAutomizerObserver]: Analyzing ICFG map-aggr-update1-4modifiers.bpl [2022-09-29 15:00:05,242 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2022-09-29 15:00:05,277 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 75 places, 70 transitions, 188 flow [2022-09-29 15:00:05,308 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:00:05,308 INFO L123 PetriNetUnfolderBase]: 8/58 cut-off events. [2022-09-29 15:00:05,308 INFO L124 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2022-09-29 15:00:05,313 INFO L83 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 58 events. 8/58 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 161 event pairs, 0 based on Foata normal form. 0/49 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2022-09-29 15:00:05,313 INFO L82 GeneralOperation]: Start removeDead. Operand has 75 places, 70 transitions, 188 flow [2022-09-29 15:00:05,320 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 69 places, 58 transitions, 152 flow [2022-09-29 15:00:05,323 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-09-29 15:00:05,336 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 58 transitions, 152 flow [2022-09-29 15:00:05,338 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 69 places, 58 transitions, 152 flow [2022-09-29 15:00:05,338 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 69 places, 58 transitions, 152 flow [2022-09-29 15:00:05,354 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:00:05,354 INFO L123 PetriNetUnfolderBase]: 8/58 cut-off events. [2022-09-29 15:00:05,354 INFO L124 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2022-09-29 15:00:05,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 58 events. 8/58 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 161 event pairs, 0 based on Foata normal form. 0/49 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2022-09-29 15:00:05,357 INFO L116 LiptonReduction]: Number of co-enabled transitions 1860 [2022-09-29 15:00:06,022 INFO L131 LiptonReduction]: Checked pairs total: 1608 [2022-09-29 15:00:06,023 INFO L133 LiptonReduction]: Total number of compositions: 27 [2022-09-29 15:00:06,040 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-09-29 15:00:06,040 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-09-29 15:00:06,040 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-09-29 15:00:06,040 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-09-29 15:00:06,041 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-09-29 15:00:06,041 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-09-29 15:00:06,041 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-09-29 15:00:06,041 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-09-29 15:00:06,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-09-29 15:00:06,381 INFO L131 ngComponentsAnalysis]: Automaton has 1267 accepting balls. 1267 [2022-09-29 15:00:06,382 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:06,382 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:06,388 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-09-29 15:00:06,388 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:06,388 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-09-29 15:00:06,389 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 1459 states, but on-demand construction may add more states [2022-09-29 15:00:06,430 INFO L131 ngComponentsAnalysis]: Automaton has 1267 accepting balls. 1267 [2022-09-29 15:00:06,430 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:06,430 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:06,431 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-09-29 15:00:06,431 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:06,435 INFO L733 eck$LassoCheckResult]: Stem: 78#[ULTIMATE.startENTRY]don't care [76] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 81#[L34]don't care [153] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 83#[thread1ENTRY, L34-1]don't care [100] thread1ENTRY-->L57-1: Formula: (= v_thread1Thread1of1ForFork3_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_i] 85#[L34-1, L57-1]don't care [2022-09-29 15:00:06,437 INFO L735 eck$LassoCheckResult]: Loop: 85#[L34-1, L57-1]don't care [186] L57-1-->L57-1: Formula: (and (= (store v_A_32 v_thread1Thread1of1ForFork3_i_26 (let ((.cse0 (select v_A_32 v_thread1Thread1of1ForFork3_i_26))) (ite (< .cse0 0) 0 .cse0))) v_A_31) (= v_thread1Thread1of1ForFork3_i_25 (+ v_thread1Thread1of1ForFork3_i_26 1)) (< v_thread1Thread1of1ForFork3_i_26 v_N_54)) InVars {A=v_A_32, N=v_N_54, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_26} OutVars{A=v_A_31, N=v_N_54, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_25} AuxVars[] AssignedVars[A, thread1Thread1of1ForFork3_i] 85#[L34-1, L57-1]don't care [2022-09-29 15:00:06,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:06,444 INFO L85 PathProgramCache]: Analyzing trace with hash 107670, now seen corresponding path program 1 times [2022-09-29 15:00:06,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:06,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649460778] [2022-09-29 15:00:06,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:06,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:06,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,533 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,560 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:06,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:06,564 INFO L85 PathProgramCache]: Analyzing trace with hash 217, now seen corresponding path program 1 times [2022-09-29 15:00:06,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:06,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021155431] [2022-09-29 15:00:06,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:06,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,586 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:06,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:06,614 INFO L85 PathProgramCache]: Analyzing trace with hash 3337956, now seen corresponding path program 1 times [2022-09-29 15:00:06,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:06,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348630925] [2022-09-29 15:00:06,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:06,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,633 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,641 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:06,737 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:06,737 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:06,737 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:06,738 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:06,738 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:06,738 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,738 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:06,738 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:06,738 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration1_Lasso [2022-09-29 15:00:06,738 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:06,738 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:06,753 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 15:00:06,779 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 15:00:06,815 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:06,819 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:06,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,823 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 15:00:06,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:00:06,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:06,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:06,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:06,852 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 15:00:06,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:06,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:06,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,891 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 15:00:06,892 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 15:00:06,894 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 15:00:06,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:06,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:06,931 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:06,971 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:00:06,972 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-09-29 15:00:06,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:07,007 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 15:00:07,031 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:07,040 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 15:00:07,057 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:07,057 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:07,058 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork3_i, N) = -1*thread1Thread1of1ForFork3_i + 1*N Supporting invariants [] [2022-09-29 15:00:07,083 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 15:00:07,086 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:07,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:07,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:07,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:07,145 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:07,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:07,146 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 15:00:07,184 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 15:00:07,186 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 1459 states, but on-demand construction may add more states Second 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 15:00:07,435 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 1459 states, but on-demand construction may add more states. Second 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 4005 states and 27634 transitions. Complement of second has 4 states. [2022-09-29 15:00:07,438 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 15:00:07,441 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 15:00:07,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 75 transitions. [2022-09-29 15:00:07,443 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 75 transitions. Stem has 3 letters. Loop has 1 letters. [2022-09-29 15:00:07,444 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:07,444 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 75 transitions. Stem has 4 letters. Loop has 1 letters. [2022-09-29 15:00:07,444 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:07,444 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 75 transitions. Stem has 3 letters. Loop has 2 letters. [2022-09-29 15:00:07,445 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:07,445 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4005 states and 27634 transitions. [2022-09-29 15:00:07,560 INFO L131 ngComponentsAnalysis]: Automaton has 1204 accepting balls. 1204 [2022-09-29 15:00:07,653 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4005 states to 3259 states and 22692 transitions. [2022-09-29 15:00:07,654 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1809 [2022-09-29 15:00:07,668 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2534 [2022-09-29 15:00:07,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3259 states and 22692 transitions. [2022-09-29 15:00:07,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-09-29 15:00:07,669 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3259 states and 22692 transitions. [2022-09-29 15:00:07,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3259 states and 22692 transitions. [2022-09-29 15:00:07,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3259 to 2536. [2022-09-29 15:00:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2536 states, 2536 states have (on average 7.326104100946372) internal successors, (18579), 2535 states have internal predecessors, (18579), 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 15:00:07,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 2536 states and 18579 transitions. [2022-09-29 15:00:07,956 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2536 states and 18579 transitions. [2022-09-29 15:00:07,956 INFO L428 stractBuchiCegarLoop]: Abstraction has 2536 states and 18579 transitions. [2022-09-29 15:00:07,956 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-09-29 15:00:07,957 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2536 states and 18579 transitions. [2022-09-29 15:00:08,042 INFO L131 ngComponentsAnalysis]: Automaton has 1204 accepting balls. 1204 [2022-09-29 15:00:08,042 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:08,042 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:08,043 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-09-29 15:00:08,043 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:08,044 INFO L733 eck$LassoCheckResult]: Stem: 11102#[ULTIMATE.startENTRY]don't care [76] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 11104#[L34]don't care [153] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 9886#[thread1ENTRY, L34-1]don't care [156] L34-1-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 9888#[thread1ENTRY, thread2ENTRY, L35]don't care [176] thread2ENTRY-->L71-1: Formula: (and (= v_thread2Thread1of1ForFork4_cnt_19 0) (= v_thread2Thread1of1ForFork4_j_35 0)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_19, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_35} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j] 11554#[L71-1, thread1ENTRY, L35]don't care [2022-09-29 15:00:08,045 INFO L735 eck$LassoCheckResult]: Loop: 11554#[L71-1, thread1ENTRY, L35]don't care [192] L71-1-->L71-1: Formula: (and (let ((.cse0 (= v_thread2Thread1of1ForFork4_j_63 (+ v_thread2Thread1of1ForFork4_j_64 1))) (.cse1 (< 0 (select v_B_119 v_thread2Thread1of1ForFork4_j_64)))) (or (and .cse0 .cse1 (= (+ v_thread2Thread1of1ForFork4_cnt_46 1) v_thread2Thread1of1ForFork4_cnt_45)) (and .cse0 (= v_thread2Thread1of1ForFork4_cnt_46 v_thread2Thread1of1ForFork4_cnt_45) (not .cse1)))) (let ((.cse2 (< v_thread2Thread1of1ForFork4_j_64 v_N_62)) (.cse3 (< 0 (select v_A_39 v_thread2Thread1of1ForFork4_j_64)))) (or (and .cse2 (= v_thread2Thread1of1ForFork4_cnt_47 v_thread2Thread1of1ForFork4_cnt_46) (not .cse3)) (and .cse2 .cse3 (= (+ v_thread2Thread1of1ForFork4_cnt_47 1) v_thread2Thread1of1ForFork4_cnt_46))))) InVars {A=v_A_39, N=v_N_62, thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_47, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_64, B=v_B_119} OutVars{A=v_A_39, N=v_N_62, thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_45, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_63, B=v_B_119} AuxVars[v_thread2Thread1of1ForFork4_cnt_46] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j] 11554#[L71-1, thread1ENTRY, L35]don't care [2022-09-29 15:00:08,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:08,046 INFO L85 PathProgramCache]: Analyzing trace with hash 3339682, now seen corresponding path program 1 times [2022-09-29 15:00:08,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:08,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605495374] [2022-09-29 15:00:08,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:08,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:08,055 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 15:00:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:08,061 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:08,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:08,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:08,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:08,067 INFO L85 PathProgramCache]: Analyzing trace with hash 223, now seen corresponding path program 1 times [2022-09-29 15:00:08,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:08,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054787187] [2022-09-29 15:00:08,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:08,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:08,085 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:08,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:08,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:08,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:08,093 INFO L85 PathProgramCache]: Analyzing trace with hash 103530334, now seen corresponding path program 1 times [2022-09-29 15:00:08,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:08,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255675537] [2022-09-29 15:00:08,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:08,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:08,120 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:08,138 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:08,348 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:08,349 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:08,349 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:08,349 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:08,349 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:08,349 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:08,349 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:08,349 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:08,349 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration2_Lasso [2022-09-29 15:00:08,349 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:08,349 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:08,353 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 15:00:08,357 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 15:00:08,359 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 15:00:08,362 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 15:00:08,449 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 15:00:08,613 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:08,613 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:08,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:08,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:08,616 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 15:00:08,617 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 15:00:08,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:00:08,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:08,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:08,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:08,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:08,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:08,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:08,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:08,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:08,667 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 15:00:08,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:08,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:08,669 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 15:00:08,671 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 15:00:08,672 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 15:00:08,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:08,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:08,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:08,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:08,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:08,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:08,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:08,727 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 15:00:08,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:08,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:08,732 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 15:00:08,738 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 15:00:08,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:08,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:08,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:08,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:08,753 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:08,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:08,757 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 15:00:08,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:08,777 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 15:00:08,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:08,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:08,778 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 15:00:08,782 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 15:00:08,783 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 15:00:08,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:08,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:08,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:08,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:08,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:08,795 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:08,811 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:08,828 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-09-29 15:00:08,828 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-09-29 15:00:08,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:08,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:08,832 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 15:00:08,834 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 15:00:08,835 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:08,864 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:08,864 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:08,864 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork4_j, N) = -1*thread2Thread1of1ForFork4_j + 1*N Supporting invariants [] [2022-09-29 15:00:08,888 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 15:00:08,889 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:08,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:08,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:08,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:08,960 WARN L261 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:08,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:08,966 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 15:00:08,972 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 15:00:08,973 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2536 states and 18579 transitions. cyclomatic complexity: 17610 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:00:08,999 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 15:00:09,223 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2536 states and 18579 transitions. cyclomatic complexity: 17610. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 7706 states and 59593 transitions. Complement of second has 4 states. [2022-09-29 15:00:09,223 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 15:00:09,224 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 15:00:09,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 72 transitions. [2022-09-29 15:00:09,224 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 4 letters. Loop has 1 letters. [2022-09-29 15:00:09,224 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:09,224 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 5 letters. Loop has 1 letters. [2022-09-29 15:00:09,225 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:09,225 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 4 letters. Loop has 2 letters. [2022-09-29 15:00:09,225 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:09,225 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7706 states and 59593 transitions. [2022-09-29 15:00:09,447 INFO L131 ngComponentsAnalysis]: Automaton has 1095 accepting balls. 1095 [2022-09-29 15:00:09,643 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7706 states to 6268 states and 48170 transitions. [2022-09-29 15:00:09,643 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2475 [2022-09-29 15:00:09,660 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3353 [2022-09-29 15:00:09,661 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6268 states and 48170 transitions. [2022-09-29 15:00:09,661 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-09-29 15:00:09,662 INFO L218 hiAutomatonCegarLoop]: Abstraction has 6268 states and 48170 transitions. [2022-09-29 15:00:09,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6268 states and 48170 transitions. [2022-09-29 15:00:09,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6268 to 4793. [2022-09-29 15:00:09,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4793 states, 4793 states have (on average 7.952639265595661) internal successors, (38117), 4792 states have internal predecessors, (38117), 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 15:00:09,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4793 states to 4793 states and 38117 transitions. [2022-09-29 15:00:09,948 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4793 states and 38117 transitions. [2022-09-29 15:00:09,948 INFO L428 stractBuchiCegarLoop]: Abstraction has 4793 states and 38117 transitions. [2022-09-29 15:00:09,948 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-09-29 15:00:09,948 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4793 states and 38117 transitions. [2022-09-29 15:00:10,002 INFO L131 ngComponentsAnalysis]: Automaton has 1095 accepting balls. 1095 [2022-09-29 15:00:10,003 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:10,003 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:10,004 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-09-29 15:00:10,004 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:10,004 INFO L733 eck$LassoCheckResult]: Stem: 25587#[ULTIMATE.startENTRY]don't care [76] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 25589#[L34]don't care [153] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 23449#[thread1ENTRY, L34-1]don't care [156] L34-1-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 23451#[thread1ENTRY, thread2ENTRY, L35]don't care [159] L35-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 22231#[thread1ENTRY, thread3ENTRY, L36, thread2ENTRY]don't care [118] thread3ENTRY-->L89-1: Formula: (= v_thread3Thread1of1ForFork5_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_k] 22239#[thread1ENTRY, L89-1, L36, thread2ENTRY]don't care [2022-09-29 15:00:10,004 INFO L735 eck$LassoCheckResult]: Loop: 22239#[thread1ENTRY, L89-1, L36, thread2ENTRY]don't care [187] L89-1-->L89-1: Formula: (and (< v_thread3Thread1of1ForFork5_k_36 v_N_56) (= v_thread3Thread1of1ForFork5_k_35 (+ v_thread3Thread1of1ForFork5_k_36 1)) (= v_B_105 (store v_B_106 v_thread3Thread1of1ForFork5_k_36 v_thread3Thread1of1ForFork5_k_36))) InVars {N=v_N_56, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_36, B=v_B_106} OutVars{N=v_N_56, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_35, B=v_B_105} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_k, B] 22239#[thread1ENTRY, L89-1, L36, thread2ENTRY]don't care [2022-09-29 15:00:10,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:10,005 INFO L85 PathProgramCache]: Analyzing trace with hash 103529733, now seen corresponding path program 1 times [2022-09-29 15:00:10,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:10,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735938978] [2022-09-29 15:00:10,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:10,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:10,018 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:10,042 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:10,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:10,043 INFO L85 PathProgramCache]: Analyzing trace with hash 218, now seen corresponding path program 1 times [2022-09-29 15:00:10,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:10,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045066469] [2022-09-29 15:00:10,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:10,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:10,048 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:10,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:10,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:10,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1085545386, now seen corresponding path program 1 times [2022-09-29 15:00:10,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:10,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12874131] [2022-09-29 15:00:10,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:10,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:10,060 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:10,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:10,116 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:10,116 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:10,116 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:10,116 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:10,116 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:10,116 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,116 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:10,116 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:10,116 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration3_Lasso [2022-09-29 15:00:10,116 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:10,117 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:10,117 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 15:00:10,120 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 15:00:10,122 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 15:00:10,124 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 15:00:10,126 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 15:00:10,128 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 15:00:10,130 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 15:00:10,132 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 15:00:10,134 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 15:00:10,136 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 15:00:10,214 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:10,215 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:10,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,216 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 15:00:10,224 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 15:00:10,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:10,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:10,247 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 15:00:10,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,280 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 15:00:10,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,294 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 15:00:10,299 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 15:00:10,301 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 15:00:10,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,309 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:10,309 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:10,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,346 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 15:00:10,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,347 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 15:00:10,348 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 15:00:10,380 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 15:00:10,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:10,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:10,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,429 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 15:00:10,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,431 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 15:00:10,431 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 15:00:10,433 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 15:00:10,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:10,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:10,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,465 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:10,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,466 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 15:00:10,467 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 15:00:10,468 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 15:00:10,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:10,478 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:10,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,527 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 15:00:10,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,529 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 15:00:10,531 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 15:00:10,532 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 15:00:10,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:10,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:10,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:10,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-09-29 15:00:10,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,560 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 15:00:10,561 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 15:00:10,562 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 15:00:10,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:10,570 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:10,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,600 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 15:00:10,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,602 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 15:00:10,602 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 15:00:10,604 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 15:00:10,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:10,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:10,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:10,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,627 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 15:00:10,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,628 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 15:00:10,629 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 15:00:10,630 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 15:00:10,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:10,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:10,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:10,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,694 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 15:00:10,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,696 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 15:00:10,697 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 15:00:10,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:00:10,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:10,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:10,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:10,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:10,744 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 15:00:10,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,746 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 15:00:10,753 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 15:00:10,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:10,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:10,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:10,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:10,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:10,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:10,770 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 15:00:10,779 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:10,799 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-09-29 15:00:10,799 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-09-29 15:00:10,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:10,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:10,804 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 15:00:10,811 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:10,815 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 15:00:10,819 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:10,819 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:10,819 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork5_k, N) = -1*thread3Thread1of1ForFork5_k + 1*N Supporting invariants [] [2022-09-29 15:00:10,834 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 15:00:10,836 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:10,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:10,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:10,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:10,876 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:10,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:10,877 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 15:00:10,877 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 15:00:10,877 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4793 states and 38117 transitions. cyclomatic complexity: 35460 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:00:10,996 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 15:00:11,434 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4793 states and 38117 transitions. cyclomatic complexity: 35460. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14433 states and 116149 transitions. Complement of second has 4 states. [2022-09-29 15:00:11,435 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 15:00:11,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:00:11,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 72 transitions. [2022-09-29 15:00:11,437 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 5 letters. Loop has 1 letters. [2022-09-29 15:00:11,437 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:11,437 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 6 letters. Loop has 1 letters. [2022-09-29 15:00:11,437 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:11,437 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 5 letters. Loop has 2 letters. [2022-09-29 15:00:11,438 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:11,438 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14433 states and 116149 transitions. [2022-09-29 15:00:11,853 INFO L131 ngComponentsAnalysis]: Automaton has 928 accepting balls. 928 [2022-09-29 15:00:12,057 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14433 states to 11370 states and 90532 transitions. [2022-09-29 15:00:12,057 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3394 [2022-09-29 15:00:12,078 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4300 [2022-09-29 15:00:12,078 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11370 states and 90532 transitions. [2022-09-29 15:00:12,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-09-29 15:00:12,078 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11370 states and 90532 transitions. [2022-09-29 15:00:12,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11370 states and 90532 transitions. [2022-09-29 15:00:12,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11370 to 8744. [2022-09-29 15:00:12,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8744 states, 8744 states have (on average 8.15256175663312) internal successors, (71286), 8743 states have internal predecessors, (71286), 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 15:00:12,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8744 states to 8744 states and 71286 transitions. [2022-09-29 15:00:12,626 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8744 states and 71286 transitions. [2022-09-29 15:00:12,626 INFO L428 stractBuchiCegarLoop]: Abstraction has 8744 states and 71286 transitions. [2022-09-29 15:00:12,626 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-09-29 15:00:12,626 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8744 states and 71286 transitions. [2022-09-29 15:00:12,836 INFO L131 ngComponentsAnalysis]: Automaton has 928 accepting balls. 928 [2022-09-29 15:00:12,837 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:12,837 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:12,837 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-09-29 15:00:12,837 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:12,838 INFO L733 eck$LassoCheckResult]: Stem: 51024#[ULTIMATE.startENTRY]don't care [76] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 51026#[L34]don't care [153] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 48026#[thread1ENTRY, L34-1]don't care [156] L34-1-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 48028#[thread1ENTRY, thread2ENTRY, L35]don't care [159] L35-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 46530#[thread1ENTRY, thread3ENTRY, L36, thread2ENTRY]don't care [144] L36-->thread3ENTRY: Formula: (and (= 4 v_thread3Thread1of1ForFork0_thidvar1_2) (= 4 v_thread3Thread1of1ForFork0_thidvar0_2) (= 4 v_thread3Thread1of1ForFork0_thidvar2_2) (= 4 v_thread3Thread1of1ForFork0_thidvar3_2)) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_14, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0] 46532#[thread3ENTRY, thread1ENTRY, thread3ENTRY, thread2ENTRY, L37]don't care [124] thread3ENTRY-->L89-1: Formula: (= v_thread3Thread1of1ForFork0_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k] 53212#[thread1ENTRY, thread3ENTRY, thread2ENTRY, L37, L89-1]don't care [2022-09-29 15:00:12,838 INFO L735 eck$LassoCheckResult]: Loop: 53212#[thread1ENTRY, thread3ENTRY, thread2ENTRY, L37, L89-1]don't care [189] L89-1-->L89-1: Formula: (and (= (store v_B_116 v_thread3Thread1of1ForFork0_k_36 v_thread3Thread1of1ForFork0_k_36) v_B_115) (< v_thread3Thread1of1ForFork0_k_36 v_N_58) (= (+ v_thread3Thread1of1ForFork0_k_36 1) v_thread3Thread1of1ForFork0_k_35)) InVars {N=v_N_58, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_36, B=v_B_116} OutVars{N=v_N_58, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_35, B=v_B_115} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, B] 53212#[thread1ENTRY, thread3ENTRY, thread2ENTRY, L37, L89-1]don't care [2022-09-29 15:00:12,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:12,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1085544643, now seen corresponding path program 1 times [2022-09-29 15:00:12,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:12,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136881182] [2022-09-29 15:00:12,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:12,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:12,871 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:12,876 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:12,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:12,877 INFO L85 PathProgramCache]: Analyzing trace with hash 220, now seen corresponding path program 1 times [2022-09-29 15:00:12,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:12,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737914686] [2022-09-29 15:00:12,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:12,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:12,881 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:12,886 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:12,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:12,886 INFO L85 PathProgramCache]: Analyzing trace with hash 707854624, now seen corresponding path program 1 times [2022-09-29 15:00:12,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:12,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145583878] [2022-09-29 15:00:12,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:12,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:12,899 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:12,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:12,906 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:12,998 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:12,999 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:12,999 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:12,999 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:12,999 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:12,999 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:12,999 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:12,999 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:12,999 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration4_Lasso [2022-09-29 15:00:12,999 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:12,999 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:13,001 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 15:00:13,003 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 15:00:13,006 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 15:00:13,008 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 15:00:13,012 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 15:00:13,026 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 15:00:13,029 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 15:00:13,032 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 15:00:13,034 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 15:00:13,038 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 15:00:13,040 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 15:00:13,043 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 15:00:13,045 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 15:00:13,047 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 15:00:13,049 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 15:00:13,160 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:13,160 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:13,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:13,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:13,162 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 15:00:13,164 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 15:00:13,165 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 15:00:13,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:13,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:13,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:13,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:13,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:13,174 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:13,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:13,214 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 15:00:13,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:13,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:13,216 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 15:00:13,220 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 15:00:13,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:13,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:13,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:13,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:13,228 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:13,228 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:13,231 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 15:00:13,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:13,264 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 15:00:13,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:13,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:13,265 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 15:00:13,268 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 15:00:13,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:13,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:13,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:13,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:13,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:13,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:13,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:13,277 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 15:00:13,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:13,309 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 15:00:13,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:13,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:13,311 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 15:00:13,316 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 15:00:13,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:13,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:13,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:13,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:13,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:13,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:13,327 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 15:00:13,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:13,359 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 15:00:13,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:13,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:13,361 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 15:00:13,368 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 15:00:13,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:13,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:13,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:13,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:13,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:13,378 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:13,383 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 15:00:13,391 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:13,408 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:00:13,408 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2022-09-29 15:00:13,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:13,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:13,410 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 15:00:13,416 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:13,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-09-29 15:00:13,435 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:13,435 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:13,435 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork0_k, N) = -1*thread3Thread1of1ForFork0_k + 1*N Supporting invariants [] [2022-09-29 15:00:13,461 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 15:00:13,462 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:13,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:13,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:13,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:13,497 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:13,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:13,497 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 15:00:13,499 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 15:00:13,499 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8744 states and 71286 transitions. cyclomatic complexity: 65624 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 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 15:00:13,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:14,199 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8744 states and 71286 transitions. cyclomatic complexity: 65624. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 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 25545 states and 208732 transitions. Complement of second has 4 states. [2022-09-29 15:00:14,200 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 15:00:14,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 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 15:00:14,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 72 transitions. [2022-09-29 15:00:14,200 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 6 letters. Loop has 1 letters. [2022-09-29 15:00:14,201 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:14,201 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 7 letters. Loop has 1 letters. [2022-09-29 15:00:14,201 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:14,201 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 6 letters. Loop has 2 letters. [2022-09-29 15:00:14,201 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:14,201 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25545 states and 208732 transitions. [2022-09-29 15:00:14,935 INFO L131 ngComponentsAnalysis]: Automaton has 687 accepting balls. 687 [2022-09-29 15:00:15,383 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25545 states to 19114 states and 154330 transitions. [2022-09-29 15:00:15,384 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4444 [2022-09-29 15:00:15,409 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5292 [2022-09-29 15:00:15,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19114 states and 154330 transitions. [2022-09-29 15:00:15,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-09-29 15:00:15,410 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19114 states and 154330 transitions. [2022-09-29 15:00:15,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19114 states and 154330 transitions. [2022-09-29 15:00:15,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19114 to 14886. [2022-09-29 15:00:16,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14886 states, 14886 states have (on average 8.228268171436248) internal successors, (122486), 14885 states have internal predecessors, (122486), 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 15:00:16,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14886 states to 14886 states and 122486 transitions. [2022-09-29 15:00:16,306 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14886 states and 122486 transitions. [2022-09-29 15:00:16,306 INFO L428 stractBuchiCegarLoop]: Abstraction has 14886 states and 122486 transitions. [2022-09-29 15:00:16,306 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-09-29 15:00:16,306 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14886 states and 122486 transitions. [2022-09-29 15:00:16,449 INFO L131 ngComponentsAnalysis]: Automaton has 687 accepting balls. 687 [2022-09-29 15:00:16,449 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:16,449 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:16,450 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-09-29 15:00:16,451 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:16,452 INFO L733 eck$LassoCheckResult]: Stem: 94876#[ULTIMATE.startENTRY]don't care [76] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 94878#[L34]don't care [153] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 91192#[thread1ENTRY, L34-1]don't care [156] L34-1-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 91194#[thread1ENTRY, thread2ENTRY, L35]don't care [159] L35-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 89670#[thread1ENTRY, thread3ENTRY, L36, thread2ENTRY]don't care [144] L36-->thread3ENTRY: Formula: (and (= 4 v_thread3Thread1of1ForFork0_thidvar1_2) (= 4 v_thread3Thread1of1ForFork0_thidvar0_2) (= 4 v_thread3Thread1of1ForFork0_thidvar2_2) (= 4 v_thread3Thread1of1ForFork0_thidvar3_2)) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_14, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0] 89672#[thread3ENTRY, thread1ENTRY, thread3ENTRY, thread2ENTRY, L37]don't care [147] L37-->thread3ENTRY: Formula: (and (= 5 v_thread3Thread1of1ForFork1_thidvar1_2) (= 5 v_thread3Thread1of1ForFork1_thidvar2_2) (= 5 v_thread3Thread1of1ForFork1_thidvar3_2) (= 5 v_thread3Thread1of1ForFork1_thidvar0_2) (= 5 v_thread3Thread1of1ForFork1_thidvar4_2)) InVars {} OutVars{thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_14, thread3Thread1of1ForFork1_thidvar0=v_thread3Thread1of1ForFork1_thidvar0_2, thread3Thread1of1ForFork1_thidvar3=v_thread3Thread1of1ForFork1_thidvar3_2, thread3Thread1of1ForFork1_thidvar4=v_thread3Thread1of1ForFork1_thidvar4_2, thread3Thread1of1ForFork1_thidvar1=v_thread3Thread1of1ForFork1_thidvar1_2, thread3Thread1of1ForFork1_thidvar2=v_thread3Thread1of1ForFork1_thidvar2_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_k, thread3Thread1of1ForFork1_thidvar0, thread3Thread1of1ForFork1_thidvar3, thread3Thread1of1ForFork1_thidvar4, thread3Thread1of1ForFork1_thidvar1, thread3Thread1of1ForFork1_thidvar2] 99050#[thread3ENTRY, thread2ENTRY, L38, thread1ENTRY, thread3ENTRY, thread3ENTRY]don't care [136] thread3ENTRY-->L89-1: Formula: (= v_thread3Thread1of1ForFork1_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_k] 93524#[thread3ENTRY, thread2ENTRY, L38, L89-1, thread1ENTRY, thread3ENTRY]don't care [2022-09-29 15:00:16,452 INFO L735 eck$LassoCheckResult]: Loop: 93524#[thread3ENTRY, thread2ENTRY, L38, L89-1, thread1ENTRY, thread3ENTRY]don't care [184] L89-1-->L89-1: Formula: (and (< v_thread3Thread1of1ForFork1_k_30 v_N_44) (= v_thread3Thread1of1ForFork1_k_29 (+ v_thread3Thread1of1ForFork1_k_30 1)) (= v_B_101 (store v_B_102 v_thread3Thread1of1ForFork1_k_30 v_thread3Thread1of1ForFork1_k_30))) InVars {N=v_N_44, thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_30, B=v_B_102} OutVars{N=v_N_44, thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_29, B=v_B_101} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_k, B] 93524#[thread3ENTRY, thread2ENTRY, L38, L89-1, thread1ENTRY, thread3ENTRY]don't care [2022-09-29 15:00:16,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:16,452 INFO L85 PathProgramCache]: Analyzing trace with hash 707855284, now seen corresponding path program 1 times [2022-09-29 15:00:16,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:16,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412636723] [2022-09-29 15:00:16,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:16,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:16,464 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:16,481 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:16,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:16,482 INFO L85 PathProgramCache]: Analyzing trace with hash 215, now seen corresponding path program 1 times [2022-09-29 15:00:16,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:16,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128197136] [2022-09-29 15:00:16,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:16,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:16,490 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:16,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:16,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:16,495 INFO L85 PathProgramCache]: Analyzing trace with hash 468677508, now seen corresponding path program 1 times [2022-09-29 15:00:16,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:16,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8438916] [2022-09-29 15:00:16,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:16,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:16,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:16,514 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:16,519 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:16,645 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:16,645 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:16,645 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:16,645 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:16,645 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:16,645 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:16,646 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:16,646 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:16,646 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration5_Lasso [2022-09-29 15:00:16,646 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:16,646 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:16,651 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 15:00:16,654 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 15:00:16,657 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 15:00:16,659 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 15:00:16,662 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 15:00:16,664 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 15:00:16,667 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 15:00:16,670 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 15:00:16,673 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 15:00:16,675 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 15:00:16,686 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 15:00:16,688 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 15:00:16,691 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 15:00:16,693 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 15:00:16,696 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 15:00:16,697 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 15:00:16,699 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 15:00:16,701 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 15:00:16,704 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 15:00:16,706 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 15:00:16,709 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 15:00:16,974 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:16,974 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:16,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:16,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:16,975 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 15:00:16,978 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 15:00:16,979 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 15:00:16,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:16,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:16,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:16,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:16,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:16,986 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:16,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:17,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,006 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 15:00:17,007 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 15:00:17,008 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 15:00:17,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:17,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:17,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:17,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-09-29 15:00:17,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,034 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 15:00:17,035 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 15:00:17,036 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 15:00:17,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:17,043 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:17,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,069 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 15:00:17,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,070 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 15:00:17,073 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 15:00:17,073 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 15:00:17,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:17,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:17,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,108 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 15:00:17,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,109 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 15:00:17,110 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 15:00:17,111 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 15:00:17,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:17,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:17,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-09-29 15:00:17,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,145 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 15:00:17,146 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 15:00:17,147 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 15:00:17,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:17,156 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:17,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,202 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 15:00:17,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,203 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 15:00:17,204 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 15:00:17,205 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 15:00:17,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:17,214 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:17,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-09-29 15:00:17,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,245 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 15:00:17,246 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 15:00:17,247 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 15:00:17,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:17,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:17,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-09-29 15:00:17,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,276 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 15:00:17,277 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 15:00:17,278 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 15:00:17,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:17,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:17,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,315 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-09-29 15:00:17,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,317 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 15:00:17,318 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 15:00:17,320 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 15:00:17,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:17,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:17,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:17,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:17,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:17,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,354 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 15:00:17,354 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 15:00:17,357 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 15:00:17,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:17,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:17,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:17,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:17,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:17,366 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:17,377 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:17,393 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2022-09-29 15:00:17,393 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-09-29 15:00:17,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:17,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:17,396 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 15:00:17,404 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:17,411 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 15:00:17,424 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:17,425 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:17,425 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, thread3Thread1of1ForFork1_k) = 1*N - 1*thread3Thread1of1ForFork1_k Supporting invariants [] [2022-09-29 15:00:17,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:17,451 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:17,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:17,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:17,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:17,495 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:17,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:17,496 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 15:00:17,496 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 15:00:17,497 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14886 states and 122486 transitions. cyclomatic complexity: 112073 Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:00:18,095 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 15:00:18,511 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14886 states and 122486 transitions. cyclomatic complexity: 112073. Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40755 states and 334458 transitions. Complement of second has 4 states. [2022-09-29 15:00:18,511 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 15:00:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-09-29 15:00:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 72 transitions. [2022-09-29 15:00:18,512 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 7 letters. Loop has 1 letters. [2022-09-29 15:00:18,512 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:18,512 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 8 letters. Loop has 1 letters. [2022-09-29 15:00:18,512 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:18,512 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 72 transitions. Stem has 7 letters. Loop has 2 letters. [2022-09-29 15:00:18,513 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:18,513 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40755 states and 334458 transitions. [2022-09-29 15:00:19,428 INFO L131 ngComponentsAnalysis]: Automaton has 364 accepting balls. 364 [2022-09-29 15:00:20,160 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40755 states to 26229 states and 213701 transitions. [2022-09-29 15:00:20,160 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4904 [2022-09-29 15:00:20,184 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5534 [2022-09-29 15:00:20,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26229 states and 213701 transitions. [2022-09-29 15:00:20,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-09-29 15:00:20,186 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26229 states and 213701 transitions. [2022-09-29 15:00:20,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26229 states and 213701 transitions. [2022-09-29 15:00:20,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26229 to 20856. [2022-09-29 15:00:21,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20856 states, 20856 states have (on average 8.27560414269275) internal successors, (172596), 20855 states have internal predecessors, (172596), 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 15:00:21,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20856 states to 20856 states and 172596 transitions. [2022-09-29 15:00:21,433 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20856 states and 172596 transitions. [2022-09-29 15:00:21,433 INFO L428 stractBuchiCegarLoop]: Abstraction has 20856 states and 172596 transitions. [2022-09-29 15:00:21,433 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-09-29 15:00:21,433 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20856 states and 172596 transitions. [2022-09-29 15:00:21,630 INFO L131 ngComponentsAnalysis]: Automaton has 364 accepting balls. 364 [2022-09-29 15:00:21,630 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:21,630 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:21,631 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-09-29 15:00:21,631 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:21,631 INFO L733 eck$LassoCheckResult]: Stem: 164615#[ULTIMATE.startENTRY]don't care [76] ULTIMATE.startENTRY-->L34: Formula: (and (<= 0 v_ULTIMATE.start_m_1) (< v_ULTIMATE.start_m_1 v_N_7)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_1, N=v_N_7} AuxVars[] AssignedVars[] 164617#[L34]don't care [153] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork3_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork3_thidvar0=v_thread1Thread1of1ForFork3_thidvar0_2, thread1Thread1of1ForFork3_i=v_thread1Thread1of1ForFork3_i_14} AuxVars[] AssignedVars[thread1Thread1of1ForFork3_thidvar0, thread1Thread1of1ForFork3_i] 161181#[thread1ENTRY, L34-1]don't care [156] L34-1-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork4_thidvar0_2 2) (= v_thread2Thread1of1ForFork4_thidvar1_2 2)) InVars {} OutVars{thread2Thread1of1ForFork4_cnt=v_thread2Thread1of1ForFork4_cnt_12, thread2Thread1of1ForFork4_j=v_thread2Thread1of1ForFork4_j_20, thread2Thread1of1ForFork4_thidvar0=v_thread2Thread1of1ForFork4_thidvar0_2, thread2Thread1of1ForFork4_thidvar1=v_thread2Thread1of1ForFork4_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork4_cnt, thread2Thread1of1ForFork4_j, thread2Thread1of1ForFork4_thidvar0, thread2Thread1of1ForFork4_thidvar1] 161183#[thread1ENTRY, thread2ENTRY, L35]don't care [159] L35-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork5_thidvar0_2 3) (= v_thread3Thread1of1ForFork5_thidvar2_2 3) (= v_thread3Thread1of1ForFork5_thidvar1_2 3)) InVars {} OutVars{thread3Thread1of1ForFork5_thidvar2=v_thread3Thread1of1ForFork5_thidvar2_2, thread3Thread1of1ForFork5_thidvar1=v_thread3Thread1of1ForFork5_thidvar1_2, thread3Thread1of1ForFork5_thidvar0=v_thread3Thread1of1ForFork5_thidvar0_2, thread3Thread1of1ForFork5_k=v_thread3Thread1of1ForFork5_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork5_thidvar2, thread3Thread1of1ForFork5_thidvar1, thread3Thread1of1ForFork5_thidvar0, thread3Thread1of1ForFork5_k] 159867#[thread1ENTRY, thread3ENTRY, L36, thread2ENTRY]don't care [144] L36-->thread3ENTRY: Formula: (and (= 4 v_thread3Thread1of1ForFork0_thidvar1_2) (= 4 v_thread3Thread1of1ForFork0_thidvar0_2) (= 4 v_thread3Thread1of1ForFork0_thidvar2_2) (= 4 v_thread3Thread1of1ForFork0_thidvar3_2)) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_14, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0] 159869#[thread3ENTRY, thread1ENTRY, thread3ENTRY, thread2ENTRY, L37]don't care [147] L37-->thread3ENTRY: Formula: (and (= 5 v_thread3Thread1of1ForFork1_thidvar1_2) (= 5 v_thread3Thread1of1ForFork1_thidvar2_2) (= 5 v_thread3Thread1of1ForFork1_thidvar3_2) (= 5 v_thread3Thread1of1ForFork1_thidvar0_2) (= 5 v_thread3Thread1of1ForFork1_thidvar4_2)) InVars {} OutVars{thread3Thread1of1ForFork1_k=v_thread3Thread1of1ForFork1_k_14, thread3Thread1of1ForFork1_thidvar0=v_thread3Thread1of1ForFork1_thidvar0_2, thread3Thread1of1ForFork1_thidvar3=v_thread3Thread1of1ForFork1_thidvar3_2, thread3Thread1of1ForFork1_thidvar4=v_thread3Thread1of1ForFork1_thidvar4_2, thread3Thread1of1ForFork1_thidvar1=v_thread3Thread1of1ForFork1_thidvar1_2, thread3Thread1of1ForFork1_thidvar2=v_thread3Thread1of1ForFork1_thidvar2_2} AuxVars[] AssignedVars[thread3Thread1of1ForFork1_k, thread3Thread1of1ForFork1_thidvar0, thread3Thread1of1ForFork1_thidvar3, thread3Thread1of1ForFork1_thidvar4, thread3Thread1of1ForFork1_thidvar1, thread3Thread1of1ForFork1_thidvar2] 168875#[thread3ENTRY, thread2ENTRY, L38, thread1ENTRY, thread3ENTRY, thread3ENTRY]don't care [150] L38-->thread3ENTRY: Formula: (and (= 6 v_thread3Thread1of1ForFork2_thidvar2_2) (= 6 v_thread3Thread1of1ForFork2_thidvar0_2) (= 6 v_thread3Thread1of1ForFork2_thidvar4_2) (= 6 v_thread3Thread1of1ForFork2_thidvar5_2) (= 6 v_thread3Thread1of1ForFork2_thidvar1_2) (= 6 v_thread3Thread1of1ForFork2_thidvar3_2)) InVars {} OutVars{thread3Thread1of1ForFork2_thidvar3=v_thread3Thread1of1ForFork2_thidvar3_2, thread3Thread1of1ForFork2_thidvar2=v_thread3Thread1of1ForFork2_thidvar2_2, thread3Thread1of1ForFork2_thidvar5=v_thread3Thread1of1ForFork2_thidvar5_2, thread3Thread1of1ForFork2_thidvar4=v_thread3Thread1of1ForFork2_thidvar4_2, thread3Thread1of1ForFork2_thidvar1=v_thread3Thread1of1ForFork2_thidvar1_2, thread3Thread1of1ForFork2_thidvar0=v_thread3Thread1of1ForFork2_thidvar0_2, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_thidvar3, thread3Thread1of1ForFork2_thidvar2, thread3Thread1of1ForFork2_thidvar5, thread3Thread1of1ForFork2_thidvar4, thread3Thread1of1ForFork2_thidvar1, thread3Thread1of1ForFork2_thidvar0, thread3Thread1of1ForFork2_k] 168883#[thread1ENTRY, thread2ENTRY, thread3ENTRY, thread3ENTRY, L39, thread3ENTRY, thread3ENTRY]don't care [130] thread3ENTRY-->L89-1: Formula: (= v_thread3Thread1of1ForFork2_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k] 160589#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L39, L89-1, thread3ENTRY, thread3ENTRY]don't care [2022-09-29 15:00:21,631 INFO L735 eck$LassoCheckResult]: Loop: 160589#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L39, L89-1, thread3ENTRY, thread3ENTRY]don't care [183] L89-1-->L89-1: Formula: (and (= v_B_81 (store v_B_82 v_thread3Thread1of1ForFork2_k_34 v_thread3Thread1of1ForFork2_k_34)) (< v_thread3Thread1of1ForFork2_k_34 v_N_36) (= (+ v_thread3Thread1of1ForFork2_k_34 1) v_thread3Thread1of1ForFork2_k_33)) InVars {N=v_N_36, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_34, B=v_B_82} OutVars{N=v_N_36, thread3Thread1of1ForFork2_k=v_thread3Thread1of1ForFork2_k_33, B=v_B_81} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_k, B] 160589#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L39, L89-1, thread3ENTRY, thread3ENTRY]don't care [2022-09-29 15:00:21,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:21,632 INFO L85 PathProgramCache]: Analyzing trace with hash 468677888, now seen corresponding path program 1 times [2022-09-29 15:00:21,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:21,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257605308] [2022-09-29 15:00:21,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:21,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:21,637 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:21,641 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:21,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:21,642 INFO L85 PathProgramCache]: Analyzing trace with hash 214, now seen corresponding path program 1 times [2022-09-29 15:00:21,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:21,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902659728] [2022-09-29 15:00:21,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:21,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:21,645 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:21,647 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:21,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:21,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1644112823, now seen corresponding path program 1 times [2022-09-29 15:00:21,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:21,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481308819] [2022-09-29 15:00:21,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:21,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:21,653 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:21,659 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:21,831 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:21,831 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:21,831 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:21,831 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:21,832 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:21,832 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:21,832 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:21,832 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:21,832 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-4modifiers.bpl_BEv2_Iteration6_Lasso [2022-09-29 15:00:21,832 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:21,832 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:21,833 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 15:00:21,836 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 15:00:21,839 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 15:00:21,840 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 15:00:21,843 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 15:00:21,845 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 15:00:21,854 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 15:00:21,857 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 15:00:21,860 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 15:00:21,862 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 15:00:21,864 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 15:00:21,869 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 15:00:21,871 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 15:00:21,873 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 15:00:21,875 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 15:00:21,877 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 15:00:21,879 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 15:00:21,880 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 15:00:21,882 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 15:00:21,883 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 15:00:21,885 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 15:00:21,887 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 15:00:21,890 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 15:00:21,893 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 15:00:21,895 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 15:00:21,898 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 15:00:21,900 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 15:00:21,902 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 15:00:22,072 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:22,072 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:22,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:22,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:22,076 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 15:00:22,083 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 15:00:22,084 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 15:00:22,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:22,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:22,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:22,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:22,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:22,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:22,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:22,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-09-29 15:00:22,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:22,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:22,120 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 15:00:22,121 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 15:00:22,122 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 15:00:22,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:22,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:22,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:22,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:22,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:22,132 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:22,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:22,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-09-29 15:00:22,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:22,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:22,169 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 15:00:22,170 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 15:00:22,171 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 15:00:22,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:22,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:22,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:22,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:22,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:22,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:22,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:22,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:22,194 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 15:00:22,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:22,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:22,196 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 15:00:22,196 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 15:00:22,198 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 15:00:22,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:22,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:22,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:22,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:22,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:22,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:22,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:22,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:22,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:22,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:22,224 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 15:00:22,224 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 15:00:22,226 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 15:00:22,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:22,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:22,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:22,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:22,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:22,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:22,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:22,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:22,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:22,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:22,253 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 15:00:22,254 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 15:00:22,255 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 15:00:22,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:22,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:22,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:22,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:22,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:22,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:22,267 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:22,272 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:00:22,273 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-09-29 15:00:22,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:22,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:22,274 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 15:00:22,277 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 15:00:22,277 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:22,283 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:22,283 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:22,283 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork2_k, N) = -1*thread3Thread1of1ForFork2_k + 1*N Supporting invariants [] [2022-09-29 15:00:22,299 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-09-29 15:00:22,300 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:22,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:22,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:22,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:22,342 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:22,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:22,343 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 15:00:22,343 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 15:00:22,343 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20856 states and 172596 transitions. cyclomatic complexity: 157417 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 15:00:22,644 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 [2022-09-29 15:00:23,388 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20856 states and 172596 transitions. cyclomatic complexity: 157417. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 43832 states and 351864 transitions. Complement of second has 4 states. [2022-09-29 15:00:23,388 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 15:00:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 15:00:23,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 70 transitions. [2022-09-29 15:00:23,389 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 70 transitions. Stem has 8 letters. Loop has 1 letters. [2022-09-29 15:00:23,389 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:23,389 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 70 transitions. Stem has 9 letters. Loop has 1 letters. [2022-09-29 15:00:23,389 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:23,390 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 70 transitions. Stem has 8 letters. Loop has 2 letters. [2022-09-29 15:00:23,390 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:23,390 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43832 states and 351864 transitions. [2022-09-29 15:00:24,431 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-09-29 15:00:24,431 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43832 states to 0 states and 0 transitions. [2022-09-29 15:00:24,431 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-09-29 15:00:24,431 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-09-29 15:00:24,431 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-09-29 15:00:24,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-09-29 15:00:24,431 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-09-29 15:00:24,431 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-09-29 15:00:24,431 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-09-29 15:00:24,431 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-09-29 15:00:24,431 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-09-29 15:00:24,431 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-09-29 15:00:24,431 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-09-29 15:00:24,436 INFO L202 PluginConnector]: Adding new model map-aggr-update1-4modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.09 03:00:24 BoogieIcfgContainer [2022-09-29 15:00:24,436 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-09-29 15:00:24,437 INFO L158 Benchmark]: Toolchain (without parser) took 19621.18ms. Allocated memory was 184.5MB in the beginning and 6.0GB in the end (delta: 5.8GB). Free memory was 140.1MB in the beginning and 4.6GB in the end (delta: -4.5GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-09-29 15:00:24,437 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 184.5MB. Free memory is still 141.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 15:00:24,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.51ms. Allocated memory is still 184.5MB. Free memory was 140.1MB in the beginning and 138.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-29 15:00:24,438 INFO L158 Benchmark]: Boogie Preprocessor took 14.06ms. Allocated memory is still 184.5MB. Free memory was 138.5MB in the beginning and 137.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-29 15:00:24,438 INFO L158 Benchmark]: RCFGBuilder took 221.59ms. Allocated memory is still 184.5MB. Free memory was 137.5MB in the beginning and 156.3MB in the end (delta: -18.8MB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. [2022-09-29 15:00:24,438 INFO L158 Benchmark]: BuchiAutomizer took 19343.73ms. Allocated memory was 184.5MB in the beginning and 6.0GB in the end (delta: 5.8GB). Free memory was 156.3MB in the beginning and 4.6GB in the end (delta: -4.5GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2022-09-29 15:00:24,439 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14ms. Allocated memory is still 184.5MB. Free memory is still 141.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.51ms. Allocated memory is still 184.5MB. Free memory was 140.1MB in the beginning and 138.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.06ms. Allocated memory is still 184.5MB. Free memory was 138.5MB in the beginning and 137.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 221.59ms. Allocated memory is still 184.5MB. Free memory was 137.5MB in the beginning and 156.3MB in the end (delta: -18.8MB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. * BuchiAutomizer took 19343.73ms. Allocated memory was 184.5MB in the beginning and 6.0GB in the end (delta: 5.8GB). Free memory was 156.3MB in the beginning and 4.6GB in the end (delta: -4.5GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (0 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function N + -1 * j and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. One deterministic module has affine ranking function -1 * k + N and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 19.1s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. Construction of modules took 0.3s. Büchi inclusion checks took 3.8s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 5. Automata minimization 3.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 14425 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 5.1s Buchi closure took 0.1s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 296 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 290 mSDsluCounter, 88 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 357 IncrementalHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 62 mSDtfsCounter, 357 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso6 LassoPreprocessingBenchmarks: Lassos: inital68 mio100 ax100 hnf100 lsp89 ukn61 mio100 lsp96 div100 bol100 ite100 ukn100 eq154 hnf94 smp100 dnf118 smp88 tf100 neg99 sie114 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 168ms VariablesStem: 3 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.7s, 69 PlacesBefore, 46 PlacesAfterwards, 58 TransitionsBefore, 33 TransitionsAfterwards, 1860 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 2 ChoiceCompositions, 27 TotalNumberOfCompositions, 1608 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1482, positive: 1475, positive conditional: 0, positive unconditional: 1475, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1013, positive: 1006, positive conditional: 0, positive unconditional: 1006, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1013, positive: 994, positive conditional: 0, positive unconditional: 994, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 19, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 64, positive: 47, positive conditional: 0, positive unconditional: 47, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1482, positive: 469, positive conditional: 0, positive unconditional: 469, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1013, unknown conditional: 0, unknown unconditional: 1013] , Statistics on independence cache: Total cache size (in pairs): 120, Positive cache size: 120, Positive conditional cache size: 0, Positive unconditional cache size: 120, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2022-09-29 15:00:24,471 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...