/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-update1-2modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.fs.omega-petrinet-638c691-m [2022-09-29 15:00:01,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 15:00:01,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 15:00:01,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 15:00:01,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 15:00:01,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 15:00:01,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 15:00:01,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 15:00:01,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 15:00:01,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 15:00:01,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 15:00:01,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2022-09-29 15:00:01,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 15:00:01,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 15:00:01,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 15:00:01,955 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 15:00:01,993 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 15:00:01,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 15:00:01,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 15:00:01,995 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 15:00:01,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 15:00:01,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 15:00:01,996 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 15:00:01,996 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-09-29 15:00:01,996 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-09-29 15:00:01,996 INFO L138 SettingsManager]: * Use old map elimination=false [2022-09-29 15:00:01,997 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-09-29 15:00:01,997 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-09-29 15:00:01,997 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-09-29 15:00:01,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 15:00:01,998 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 15:00:01,998 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-09-29 15:00:01,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 15:00:01,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 15:00:01,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 15:00:01,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-09-29 15:00:01,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-09-29 15:00:01,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-09-29 15:00:02,000 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 15:00:02,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 15:00:02,000 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-09-29 15:00:02,000 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 15:00:02,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-09-29 15:00:02,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 15:00:02,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 15:00:02,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 15:00:02,001 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 15:00:02,002 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-09-29 15:00:02,002 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 15:00:02,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 15:00:02,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 15:00:02,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 15:00:02,253 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 15:00:02,254 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 15:00:02,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl [2022-09-29 15:00:02,255 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl' [2022-09-29 15:00:02,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 15:00:02,281 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-09-29 15:00:02,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-29 15:00:02,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-29 15:00:02,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-29 15:00:02,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,313 INFO L137 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-09-29 15:00:02,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-29 15:00:02,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 15:00:02,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 15:00:02,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 15:00:02,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 15:00:02,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 15:00:02,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 15:00:02,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 15:00:02,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/1) ... [2022-09-29 15:00:02,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:02,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:02,376 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 15:00:02,390 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 15:00:02,418 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-09-29 15:00:02,418 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-29 15:00:02,418 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-29 15:00:02,418 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-09-29 15:00:02,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-29 15:00:02,419 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-29 15:00:02,419 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-09-29 15:00:02,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-29 15:00:02,419 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-29 15:00:02,419 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-09-29 15:00:02,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 15:00:02,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 15:00:02,420 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 15:00:02,457 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 15:00:02,458 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 15:00:02,564 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 15:00:02,570 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 15:00:02,571 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-29 15:00:02,572 INFO L202 PluginConnector]: Adding new model map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:00:02 BoogieIcfgContainer [2022-09-29 15:00:02,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 15:00:02,574 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-09-29 15:00:02,574 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-09-29 15:00:02,600 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-09-29 15:00:02,601 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:00:02,601 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 03:00:02" (1/2) ... [2022-09-29 15:00:02,602 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5037a1b0 and model type map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.09 03:00:02, skipping insertion in model container [2022-09-29 15:00:02,602 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-09-29 15:00:02,602 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 03:00:02" (2/2) ... [2022-09-29 15:00:02,604 INFO L322 chiAutomizerObserver]: Analyzing ICFG map-aggr-update1-2modifiers.bpl [2022-09-29 15:00:02,703 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-09-29 15:00:02,739 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 53 places, 50 transitions, 132 flow [2022-09-29 15:00:02,761 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:00:02,762 INFO L123 PetriNetUnfolderBase]: 6/42 cut-off events. [2022-09-29 15:00:02,762 INFO L124 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2022-09-29 15:00:02,765 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 42 events. 6/42 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 105 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 39. Up to 2 conditions per place. [2022-09-29 15:00:02,765 INFO L82 GeneralOperation]: Start removeDead. Operand has 53 places, 50 transitions, 132 flow [2022-09-29 15:00:02,770 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 49 places, 42 transitions, 108 flow [2022-09-29 15:00:02,773 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-09-29 15:00:02,787 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 42 transitions, 108 flow [2022-09-29 15:00:02,790 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 42 transitions, 108 flow [2022-09-29 15:00:02,791 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 49 places, 42 transitions, 108 flow [2022-09-29 15:00:02,800 INFO L175 PetriNetUnfolderBase]: Searched whole Unfolding. [2022-09-29 15:00:02,800 INFO L123 PetriNetUnfolderBase]: 6/42 cut-off events. [2022-09-29 15:00:02,801 INFO L124 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2022-09-29 15:00:02,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 42 events. 6/42 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 118 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 39. Up to 2 conditions per place. [2022-09-29 15:00:02,802 INFO L116 LiptonReduction]: Number of co-enabled transitions 828 [2022-09-29 15:00:03,418 INFO L131 LiptonReduction]: Checked pairs total: 696 [2022-09-29 15:00:03,419 INFO L133 LiptonReduction]: Total number of compositions: 21 [2022-09-29 15:00:03,438 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-09-29 15:00:03,438 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-09-29 15:00:03,438 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-09-29 15:00:03,438 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-09-29 15:00:03,438 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-09-29 15:00:03,439 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-09-29 15:00:03,439 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-09-29 15:00:03,439 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-09-29 15:00:03,440 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-09-29 15:00:03,524 INFO L131 ngComponentsAnalysis]: Automaton has 115 accepting balls. 115 [2022-09-29 15:00:03,524 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:03,524 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:03,529 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-09-29 15:00:03,529 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:03,529 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-09-29 15:00:03,529 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 163 states, but on-demand construction may add more states [2022-09-29 15:00:03,539 INFO L131 ngComponentsAnalysis]: Automaton has 115 accepting balls. 115 [2022-09-29 15:00:03,540 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:03,540 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:03,540 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-09-29 15:00:03,540 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:03,550 INFO L733 eck$LassoCheckResult]: Stem: 56#[ULTIMATE.startENTRY]don't care [70] ULTIMATE.startENTRY-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 59#[L34]don't care [127] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 61#[L34-1, thread1ENTRY]don't care [92] thread1ENTRY-->L53-1: Formula: (= v_thread1Thread1of1ForFork1_i_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i] 65#[L34-1, L53-1]don't care [2022-09-29 15:00:03,550 INFO L735 eck$LassoCheckResult]: Loop: 65#[L34-1, L53-1]don't care [155] L53-1-->L53-1: Formula: (and (< v_thread1Thread1of1ForFork1_i_30 v_N_28) (= (+ v_thread1Thread1of1ForFork1_i_30 1) v_thread1Thread1of1ForFork1_i_29) (= v_A_31 (store v_A_32 v_thread1Thread1of1ForFork1_i_30 (let ((.cse0 (select v_A_32 v_thread1Thread1of1ForFork1_i_30))) (ite (< .cse0 0) 0 .cse0))))) InVars {A=v_A_32, N=v_N_28, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_30} OutVars{A=v_A_31, N=v_N_28, thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_29} AuxVars[] AssignedVars[A, thread1Thread1of1ForFork1_i] 65#[L34-1, L53-1]don't care [2022-09-29 15:00:03,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:03,559 INFO L85 PathProgramCache]: Analyzing trace with hash 101090, now seen corresponding path program 1 times [2022-09-29 15:00:03,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:03,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230868346] [2022-09-29 15:00:03,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:03,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:03,627 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:03,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:03,663 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:03,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:03,668 INFO L85 PathProgramCache]: Analyzing trace with hash 186, now seen corresponding path program 1 times [2022-09-29 15:00:03,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:03,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373576898] [2022-09-29 15:00:03,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:03,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:03,718 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:03,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:03,735 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:03,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:03,738 INFO L85 PathProgramCache]: Analyzing trace with hash 3133945, now seen corresponding path program 1 times [2022-09-29 15:00:03,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:03,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520131136] [2022-09-29 15:00:03,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:03,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:03,748 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:03,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:03,857 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:03,858 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:03,858 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:03,859 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:03,859 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:03,859 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:03,859 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:03,859 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:03,859 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration1_Lasso [2022-09-29 15:00:03,859 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:03,859 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:03,877 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 15:00:03,885 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 15:00:03,942 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:03,945 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:03,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:03,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:03,948 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 15:00:03,949 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 15:00:03,985 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 15:00:03,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:03,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:03,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:03,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:04,006 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:04,006 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:04,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:04,051 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 15:00:04,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:04,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:04,056 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 15:00:04,063 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 15:00:04,072 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 15:00:04,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:04,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:04,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:04,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:04,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:04,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:04,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:04,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:04,116 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 15:00:04,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:04,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:04,117 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 15:00:04,118 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 15:00:04,119 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 15:00:04,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:04,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:04,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:04,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:04,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:04,132 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:04,148 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:04,160 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-09-29 15:00:04,160 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-09-29 15:00:04,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:04,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:04,179 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 15:00:04,199 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 15:00:04,200 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:04,221 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:04,221 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:04,222 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork1_i, N) = -1*thread1Thread1of1ForFork1_i + 1*N Supporting invariants [] [2022-09-29 15:00:04,247 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 15:00:04,250 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:04,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:04,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:04,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:04,336 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:04,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:04,337 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 15:00:04,371 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 15:00:04,373 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 163 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 15:00:04,487 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 163 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 441 states and 2011 transitions. Complement of second has 4 states. [2022-09-29 15:00:04,489 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 15:00:04,493 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 15:00:04,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 49 transitions. [2022-09-29 15:00:04,495 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 49 transitions. Stem has 3 letters. Loop has 1 letters. [2022-09-29 15:00:04,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:04,496 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 49 transitions. Stem has 4 letters. Loop has 1 letters. [2022-09-29 15:00:04,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:04,496 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 49 transitions. Stem has 3 letters. Loop has 2 letters. [2022-09-29 15:00:04,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:04,497 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 441 states and 2011 transitions. [2022-09-29 15:00:04,514 INFO L131 ngComponentsAnalysis]: Automaton has 100 accepting balls. 100 [2022-09-29 15:00:04,527 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 441 states to 345 states and 1582 transitions. [2022-09-29 15:00:04,528 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 191 [2022-09-29 15:00:04,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 268 [2022-09-29 15:00:04,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 345 states and 1582 transitions. [2022-09-29 15:00:04,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-09-29 15:00:04,533 INFO L218 hiAutomatonCegarLoop]: Abstraction has 345 states and 1582 transitions. [2022-09-29 15:00:04,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states and 1582 transitions. [2022-09-29 15:00:04,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 270. [2022-09-29 15:00:04,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 270 states have (on average 4.811111111111111) internal successors, (1299), 269 states have internal predecessors, (1299), 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 15:00:04,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 1299 transitions. [2022-09-29 15:00:04,590 INFO L240 hiAutomatonCegarLoop]: Abstraction has 270 states and 1299 transitions. [2022-09-29 15:00:04,590 INFO L428 stractBuchiCegarLoop]: Abstraction has 270 states and 1299 transitions. [2022-09-29 15:00:04,590 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-09-29 15:00:04,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 270 states and 1299 transitions. [2022-09-29 15:00:04,606 INFO L131 ngComponentsAnalysis]: Automaton has 100 accepting balls. 100 [2022-09-29 15:00:04,607 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:04,607 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:04,607 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-09-29 15:00:04,607 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:04,608 INFO L733 eck$LassoCheckResult]: Stem: 1382#[ULTIMATE.startENTRY]don't care [70] ULTIMATE.startENTRY-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 1140#[L34]don't care [127] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 966#[L34-1, thread1ENTRY]don't care [130] L34-1-->thread2ENTRY: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt] 968#[L35, thread2ENTRY, thread1ENTRY]don't care [147] thread2ENTRY-->L67-1: Formula: (and (= v_thread2Thread1of1ForFork2_cnt_19 0) (= v_thread2Thread1of1ForFork2_j_37 0)) InVars {} OutVars{thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_37, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_19} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt] 978#[L67-1, thread1ENTRY, L35]don't care [2022-09-29 15:00:04,608 INFO L735 eck$LassoCheckResult]: Loop: 978#[L67-1, thread1ENTRY, L35]don't care [158] L67-1-->L67-1: Formula: (and (let ((.cse0 (< 0 (select v_B_47 v_thread2Thread1of1ForFork2_j_60))) (.cse1 (= v_thread2Thread1of1ForFork2_j_59 (+ v_thread2Thread1of1ForFork2_j_60 1)))) (or (and .cse0 (= (+ v_thread2Thread1of1ForFork2_cnt_38 1) v_thread2Thread1of1ForFork2_cnt_37) .cse1) (and (= v_thread2Thread1of1ForFork2_cnt_38 v_thread2Thread1of1ForFork2_cnt_37) (not .cse0) .cse1))) (let ((.cse3 (< 0 (select v_A_39 v_thread2Thread1of1ForFork2_j_60))) (.cse2 (< v_thread2Thread1of1ForFork2_j_60 v_N_32))) (or (and (= v_thread2Thread1of1ForFork2_cnt_39 v_thread2Thread1of1ForFork2_cnt_38) .cse2 (not .cse3)) (and .cse3 (= (+ v_thread2Thread1of1ForFork2_cnt_39 1) v_thread2Thread1of1ForFork2_cnt_38) .cse2)))) InVars {A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_60, N=v_N_32, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_39, B=v_B_47} OutVars{A=v_A_39, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_59, N=v_N_32, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_37, B=v_B_47} AuxVars[v_thread2Thread1of1ForFork2_cnt_38] AssignedVars[thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_cnt] 978#[L67-1, thread1ENTRY, L35]don't care [2022-09-29 15:00:04,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:04,611 INFO L85 PathProgramCache]: Analyzing trace with hash 3135115, now seen corresponding path program 1 times [2022-09-29 15:00:04,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:04,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184927354] [2022-09-29 15:00:04,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:04,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:04,625 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:04,632 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:04,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:04,633 INFO L85 PathProgramCache]: Analyzing trace with hash 189, now seen corresponding path program 1 times [2022-09-29 15:00:04,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:04,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776893461] [2022-09-29 15:00:04,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:04,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:04,646 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:04,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:04,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:04,654 INFO L85 PathProgramCache]: Analyzing trace with hash 97188723, now seen corresponding path program 1 times [2022-09-29 15:00:04,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:04,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576161751] [2022-09-29 15:00:04,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:04,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:04,667 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:04,674 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:04,853 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:04,854 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:04,854 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:04,854 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:04,854 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:04,854 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:04,854 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:04,854 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:04,854 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration2_Lasso [2022-09-29 15:00:04,854 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:04,854 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:04,861 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 15:00:04,863 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 15:00:04,865 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 15:00:04,869 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 15:00:04,956 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 15:00:05,107 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:05,107 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:05,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:05,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:05,116 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 15:00:05,117 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 15:00:05,119 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 15:00:05,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:05,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:05,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:05,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:05,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:05,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:05,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:05,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:05,170 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 15:00:05,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:05,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:05,175 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 15:00:05,190 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 15:00:05,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:05,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:05,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:05,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:05,203 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 15:00:05,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:05,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:05,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:05,246 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 15:00:05,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:05,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:05,248 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 15:00:05,249 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 15:00:05,250 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 15:00:05,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:05,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:05,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:05,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:05,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:05,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:05,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:05,283 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 15:00:05,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:05,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:05,285 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 15:00:05,286 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 15:00:05,287 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 15:00:05,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:05,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:05,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:05,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:05,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:05,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:05,311 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:05,323 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-09-29 15:00:05,324 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-09-29 15:00:05,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:05,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:05,477 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 15:00:05,478 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 15:00:05,479 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:05,501 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:05,501 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:05,501 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(N, thread2Thread1of1ForFork2_j) = 1*N - 1*thread2Thread1of1ForFork2_j Supporting invariants [] [2022-09-29 15:00:05,529 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 15:00:05,531 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:05,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:05,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:05,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:05,571 WARN L261 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:05,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:05,572 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 15:00:05,573 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 15:00:05,573 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 270 states and 1299 transitions. cyclomatic complexity: 1168 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 15:00:05,647 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 270 states and 1299 transitions. cyclomatic complexity: 1168. 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 798 states and 4065 transitions. Complement of second has 4 states. [2022-09-29 15:00:05,648 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 15:00:05,649 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 15:00:05,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 46 transitions. [2022-09-29 15:00:05,649 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 4 letters. Loop has 1 letters. [2022-09-29 15:00:05,649 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:05,649 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 5 letters. Loop has 1 letters. [2022-09-29 15:00:05,649 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:05,650 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 4 letters. Loop has 2 letters. [2022-09-29 15:00:05,650 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:05,650 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 798 states and 4065 transitions. [2022-09-29 15:00:05,663 INFO L131 ngComponentsAnalysis]: Automaton has 75 accepting balls. 75 [2022-09-29 15:00:05,674 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 798 states to 618 states and 3095 transitions. [2022-09-29 15:00:05,674 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 245 [2022-09-29 15:00:05,676 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 331 [2022-09-29 15:00:05,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 618 states and 3095 transitions. [2022-09-29 15:00:05,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-09-29 15:00:05,677 INFO L218 hiAutomatonCegarLoop]: Abstraction has 618 states and 3095 transitions. [2022-09-29 15:00:05,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states and 3095 transitions. [2022-09-29 15:00:05,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 475. [2022-09-29 15:00:05,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 475 states, 475 states have (on average 5.178947368421053) internal successors, (2460), 474 states have internal predecessors, (2460), 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 15:00:05,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 2460 transitions. [2022-09-29 15:00:05,721 INFO L240 hiAutomatonCegarLoop]: Abstraction has 475 states and 2460 transitions. [2022-09-29 15:00:05,721 INFO L428 stractBuchiCegarLoop]: Abstraction has 475 states and 2460 transitions. [2022-09-29 15:00:05,721 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-09-29 15:00:05,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 475 states and 2460 transitions. [2022-09-29 15:00:05,726 INFO L131 ngComponentsAnalysis]: Automaton has 75 accepting balls. 75 [2022-09-29 15:00:05,726 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:05,726 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:05,727 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-09-29 15:00:05,727 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:05,728 INFO L733 eck$LassoCheckResult]: Stem: 3029#[ULTIMATE.startENTRY]don't care [70] ULTIMATE.startENTRY-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 2557#[L34]don't care [127] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 2337#[L34-1, thread1ENTRY]don't care [130] L34-1-->thread2ENTRY: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt] 2339#[L35, thread2ENTRY, thread1ENTRY]don't care [133] L35-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar2_2 3) (= v_thread3Thread1of1ForFork3_thidvar1_2 3) (= v_thread3Thread1of1ForFork3_thidvar0_2 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_2, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_2, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_2, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1, thread3Thread1of1ForFork3_k] 2355#[thread3ENTRY, L36, thread2ENTRY, thread1ENTRY]don't care [110] thread3ENTRY-->L85-1: Formula: (= v_thread3Thread1of1ForFork3_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k] 2587#[L85-1, L36, thread2ENTRY, thread1ENTRY]don't care [2022-09-29 15:00:05,728 INFO L735 eck$LassoCheckResult]: Loop: 2587#[L85-1, L36, thread2ENTRY, thread1ENTRY]don't care [154] L85-1-->L85-1: Formula: (and (= v_thread3Thread1of1ForFork3_k_31 (+ v_thread3Thread1of1ForFork3_k_32 1)) (= (store v_B_44 v_thread3Thread1of1ForFork3_k_32 v_thread3Thread1of1ForFork3_k_32) v_B_43) (< v_thread3Thread1of1ForFork3_k_32 v_N_26)) InVars {N=v_N_26, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_32, B=v_B_44} OutVars{N=v_N_26, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_31, B=v_B_43} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_k, B] 2587#[L85-1, L36, thread2ENTRY, thread1ENTRY]don't care [2022-09-29 15:00:05,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:05,729 INFO L85 PathProgramCache]: Analyzing trace with hash 97188241, now seen corresponding path program 1 times [2022-09-29 15:00:05,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:05,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123632445] [2022-09-29 15:00:05,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:05,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:05,740 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:05,759 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:05,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:05,760 INFO L85 PathProgramCache]: Analyzing trace with hash 185, now seen corresponding path program 1 times [2022-09-29 15:00:05,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:05,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405938019] [2022-09-29 15:00:05,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:05,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:05,767 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:05,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:05,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:05,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1282131671, now seen corresponding path program 1 times [2022-09-29 15:00:05,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:05,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912144525] [2022-09-29 15:00:05,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:05,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:05,788 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:05,793 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:05,855 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:05,855 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:05,855 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:05,856 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:05,856 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:05,856 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:05,856 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:05,857 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:05,859 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration3_Lasso [2022-09-29 15:00:05,899 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:05,899 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:05,900 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 15:00:05,903 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 15:00:05,912 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 15:00:05,915 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 15:00:05,917 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 15:00:05,919 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 15:00:05,928 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 15:00:05,931 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 15:00:05,934 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 15:00:05,936 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 15:00:05,950 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 15:00:06,004 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 15:00:06,030 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:06,030 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:06,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,032 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 15:00:06,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:00:06,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:06,045 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:06,049 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 15:00:06,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:06,090 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 15:00:06,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,092 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 15:00:06,093 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 15:00:06,095 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 15:00:06,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,102 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:06,102 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:06,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:06,147 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 15:00:06,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,149 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 15:00:06,151 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 15:00:06,152 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 15:00:06,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:06,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:06,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:06,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:06,198 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 15:00:06,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,200 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 15:00:06,200 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 15:00:06,202 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 15:00:06,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:06,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,209 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:06,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:06,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:06,227 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 15:00:06,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,228 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 15:00:06,229 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 15:00:06,230 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 15:00:06,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,238 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:06,238 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:06,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:06,280 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 15:00:06,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,281 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 15:00:06,282 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 15:00:06,283 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 15:00:06,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:06,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,290 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:06,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:06,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:06,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:06,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,309 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 15:00:06,309 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 15:00:06,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:00:06,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:06,321 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:06,347 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:06,357 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-09-29 15:00:06,357 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-09-29 15:00:06,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,360 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 15:00:06,371 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:06,376 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 15:00:06,378 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:06,378 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:06,378 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork3_k, N) = -1*thread3Thread1of1ForFork3_k + 1*N Supporting invariants [] [2022-09-29 15:00:06,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-09-29 15:00:06,398 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:06,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:06,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:06,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:06,432 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:06,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:06,433 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 15:00:06,433 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 15:00:06,434 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 475 states and 2460 transitions. cyclomatic complexity: 2165 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 15:00:06,493 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 475 states and 2460 transitions. cyclomatic complexity: 2165. 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 1321 states and 6879 transitions. Complement of second has 4 states. [2022-09-29 15:00:06,493 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 15:00:06,495 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 15:00:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 46 transitions. [2022-09-29 15:00:06,495 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 5 letters. Loop has 1 letters. [2022-09-29 15:00:06,495 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:06,495 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 6 letters. Loop has 1 letters. [2022-09-29 15:00:06,495 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:06,495 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 5 letters. Loop has 2 letters. [2022-09-29 15:00:06,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:06,496 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1321 states and 6879 transitions. [2022-09-29 15:00:06,517 INFO L131 ngComponentsAnalysis]: Automaton has 40 accepting balls. 40 [2022-09-29 15:00:06,531 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1321 states to 860 states and 4439 transitions. [2022-09-29 15:00:06,531 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 264 [2022-09-29 15:00:06,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 330 [2022-09-29 15:00:06,532 INFO L73 IsDeterministic]: Start isDeterministic. Operand 860 states and 4439 transitions. [2022-09-29 15:00:06,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-09-29 15:00:06,532 INFO L218 hiAutomatonCegarLoop]: Abstraction has 860 states and 4439 transitions. [2022-09-29 15:00:06,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states and 4439 transitions. [2022-09-29 15:00:06,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 670. [2022-09-29 15:00:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 670 states, 670 states have (on average 5.268656716417911) internal successors, (3530), 669 states have internal predecessors, (3530), 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 15:00:06,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 3530 transitions. [2022-09-29 15:00:06,554 INFO L240 hiAutomatonCegarLoop]: Abstraction has 670 states and 3530 transitions. [2022-09-29 15:00:06,554 INFO L428 stractBuchiCegarLoop]: Abstraction has 670 states and 3530 transitions. [2022-09-29 15:00:06,555 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-09-29 15:00:06,555 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 670 states and 3530 transitions. [2022-09-29 15:00:06,561 INFO L131 ngComponentsAnalysis]: Automaton has 40 accepting balls. 40 [2022-09-29 15:00:06,561 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-09-29 15:00:06,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-09-29 15:00:06,562 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-09-29 15:00:06,562 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-09-29 15:00:06,563 INFO L733 eck$LassoCheckResult]: Stem: 5398#[ULTIMATE.startENTRY]don't care [70] ULTIMATE.startENTRY-->L34: Formula: (and (< v_ULTIMATE.start_m_3 v_N_7) (<= 0 v_ULTIMATE.start_m_3)) InVars {ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} OutVars{ULTIMATE.start_m=v_ULTIMATE.start_m_3, N=v_N_7} AuxVars[] AssignedVars[] 4822#[L34]don't care [127] L34-->thread1ENTRY: Formula: (= v_thread1Thread1of1ForFork1_thidvar0_2 1) InVars {} OutVars{thread1Thread1of1ForFork1_i=v_thread1Thread1of1ForFork1_i_14, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_i, thread1Thread1of1ForFork1_thidvar0] 4630#[L34-1, thread1ENTRY]don't care [130] L34-1-->thread2ENTRY: Formula: (and (= 2 v_thread2Thread1of1ForFork2_thidvar1_2) (= 2 v_thread2Thread1of1ForFork2_thidvar0_2)) InVars {} OutVars{thread2Thread1of1ForFork2_thidvar1=v_thread2Thread1of1ForFork2_thidvar1_2, thread2Thread1of1ForFork2_j=v_thread2Thread1of1ForFork2_j_20, thread2Thread1of1ForFork2_thidvar0=v_thread2Thread1of1ForFork2_thidvar0_2, thread2Thread1of1ForFork2_cnt=v_thread2Thread1of1ForFork2_cnt_12} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_thidvar1, thread2Thread1of1ForFork2_j, thread2Thread1of1ForFork2_thidvar0, thread2Thread1of1ForFork2_cnt] 4632#[L35, thread2ENTRY, thread1ENTRY]don't care [133] L35-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork3_thidvar2_2 3) (= v_thread3Thread1of1ForFork3_thidvar1_2 3) (= v_thread3Thread1of1ForFork3_thidvar0_2 3)) InVars {} OutVars{thread3Thread1of1ForFork3_thidvar0=v_thread3Thread1of1ForFork3_thidvar0_2, thread3Thread1of1ForFork3_thidvar2=v_thread3Thread1of1ForFork3_thidvar2_2, thread3Thread1of1ForFork3_thidvar1=v_thread3Thread1of1ForFork3_thidvar1_2, thread3Thread1of1ForFork3_k=v_thread3Thread1of1ForFork3_k_14} AuxVars[] AssignedVars[thread3Thread1of1ForFork3_thidvar0, thread3Thread1of1ForFork3_thidvar2, thread3Thread1of1ForFork3_thidvar1, thread3Thread1of1ForFork3_k] 4636#[thread3ENTRY, L36, thread2ENTRY, thread1ENTRY]don't care [124] 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] 4866#[L37, thread3ENTRY, thread1ENTRY, thread2ENTRY, thread3ENTRY]don't care [116] thread3ENTRY-->L85-1: Formula: (= v_thread3Thread1of1ForFork0_k_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k] 5108#[L37, L85-1, thread1ENTRY, thread3ENTRY, thread2ENTRY]don't care [2022-09-29 15:00:06,564 INFO L735 eck$LassoCheckResult]: Loop: 5108#[L37, L85-1, thread1ENTRY, thread3ENTRY, thread2ENTRY]don't care [153] L85-1-->L85-1: Formula: (and (= (store v_B_40 v_thread3Thread1of1ForFork0_k_24 v_thread3Thread1of1ForFork0_k_24) v_B_39) (< v_thread3Thread1of1ForFork0_k_24 v_N_24) (= v_thread3Thread1of1ForFork0_k_23 (+ v_thread3Thread1of1ForFork0_k_24 1))) InVars {N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_24, B=v_B_40} OutVars{N=v_N_24, thread3Thread1of1ForFork0_k=v_thread3Thread1of1ForFork0_k_23, B=v_B_39} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_k, B] 5108#[L37, L85-1, thread1ENTRY, thread3ENTRY, thread2ENTRY]don't care [2022-09-29 15:00:06,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:06,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1282131275, now seen corresponding path program 1 times [2022-09-29 15:00:06,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:06,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401304284] [2022-09-29 15:00:06,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:06,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,581 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,592 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:06,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:06,593 INFO L85 PathProgramCache]: Analyzing trace with hash 184, now seen corresponding path program 1 times [2022-09-29 15:00:06,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:06,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478732801] [2022-09-29 15:00:06,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:06,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,601 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,604 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:06,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:06,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1091363708, now seen corresponding path program 1 times [2022-09-29 15:00:06,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 15:00:06,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027948430] [2022-09-29 15:00:06,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 15:00:06,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 15:00:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,610 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-09-29 15:00:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-09-29 15:00:06,619 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-09-29 15:00:06,709 INFO L210 LassoAnalysis]: Preferences: [2022-09-29 15:00:06,709 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-09-29 15:00:06,710 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-09-29 15:00:06,710 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-09-29 15:00:06,710 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-09-29 15:00:06,710 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,710 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-09-29 15:00:06,710 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-09-29 15:00:06,710 INFO L133 ssoRankerPreferences]: Filename of dumped script: map-aggr-update1-2modifiers.bpl_BEv2_Iteration4_Lasso [2022-09-29 15:00:06,710 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-09-29 15:00:06,710 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-09-29 15:00:06,711 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 15:00:06,717 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 15:00:06,720 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 15:00:06,722 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 15:00:06,726 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 15:00:06,728 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 15:00:06,730 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 15:00:06,733 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 15:00:06,747 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 15:00:06,752 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 15:00:06,754 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 15:00:06,756 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 15:00:06,758 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 15:00:06,760 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 15:00:06,769 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 15:00:06,876 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-09-29 15:00:06,876 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-09-29 15:00:06,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,878 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 15:00:06,879 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 15:00:06,881 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 15:00:06,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:06,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:06,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:06,937 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 15:00:06,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,939 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 15:00:06,950 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 15:00:06,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:06,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:06,962 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 15:00:06,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:06,985 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-09-29 15:00:06,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:06,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:06,987 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 15:00:06,988 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 15:00:06,990 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 15:00:06,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:06,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:06,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:06,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:06,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:06,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:07,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:07,029 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-09-29 15:00:07,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:07,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:07,031 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 15:00:07,031 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 15:00:07,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-09-29 15:00:07,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:07,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:07,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:07,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:07,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:07,041 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:07,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:07,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-09-29 15:00:07,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:07,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:07,075 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 15:00:07,075 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 15:00:07,077 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 15:00:07,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:07,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:07,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:07,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:07,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:07,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:07,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:07,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:07,100 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-09-29 15:00:07,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:07,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:07,102 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 15:00:07,102 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 15:00:07,104 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 15:00:07,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:07,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:07,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:07,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:07,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:07,112 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:07,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:07,140 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 15:00:07,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:07,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:07,141 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 15:00:07,142 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 15:00:07,143 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 15:00:07,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:07,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:07,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:07,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:07,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:07,151 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:07,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:07,199 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 15:00:07,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:07,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:07,201 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 15:00:07,201 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 15:00:07,203 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 15:00:07,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:07,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-09-29 15:00:07,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:07,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:07,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:07,209 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-09-29 15:00:07,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-09-29 15:00:07,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-09-29 15:00:07,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-09-29 15:00:07,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:07,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:07,244 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 15:00:07,251 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 15:00:07,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-09-29 15:00:07,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-09-29 15:00:07,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-09-29 15:00:07,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-09-29 15:00:07,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-09-29 15:00:07,261 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-09-29 15:00:07,266 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 15:00:07,275 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-09-29 15:00:07,283 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-09-29 15:00:07,283 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-09-29 15:00:07,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-09-29 15:00:07,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 15:00:07,284 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 15:00:07,286 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 15:00:07,288 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-09-29 15:00:07,305 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-09-29 15:00:07,305 INFO L513 LassoAnalysis]: Proved termination. [2022-09-29 15:00:07,305 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork0_k, N) = -1*thread3Thread1of1ForFork0_k + 1*N Supporting invariants [] [2022-09-29 15:00:07,333 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 15:00:07,333 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-09-29 15:00:07,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 15:00:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:07,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2022-09-29 15:00:07,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 15:00:07,367 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2022-09-29 15:00:07,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 15:00:07,367 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 15:00:07,369 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 15:00:07,369 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 670 states and 3530 transitions. cyclomatic complexity: 3074 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 15:00:07,439 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 670 states and 3530 transitions. cyclomatic complexity: 3074. 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 1383 states and 6982 transitions. Complement of second has 4 states. [2022-09-29 15:00:07,439 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 15:00:07,440 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 15:00:07,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 44 transitions. [2022-09-29 15:00:07,440 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 44 transitions. Stem has 6 letters. Loop has 1 letters. [2022-09-29 15:00:07,440 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:07,440 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 44 transitions. Stem has 7 letters. Loop has 1 letters. [2022-09-29 15:00:07,440 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:07,441 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 44 transitions. Stem has 6 letters. Loop has 2 letters. [2022-09-29 15:00:07,441 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-09-29 15:00:07,441 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1383 states and 6982 transitions. [2022-09-29 15:00:07,512 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-09-29 15:00:07,513 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1383 states to 0 states and 0 transitions. [2022-09-29 15:00:07,513 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-09-29 15:00:07,513 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-09-29 15:00:07,513 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-09-29 15:00:07,513 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-09-29 15:00:07,513 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-09-29 15:00:07,513 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-09-29 15:00:07,513 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-09-29 15:00:07,513 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-09-29 15:00:07,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-09-29 15:00:07,514 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-09-29 15:00:07,514 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-09-29 15:00:07,534 INFO L202 PluginConnector]: Adding new model map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.09 03:00:07 BoogieIcfgContainer [2022-09-29 15:00:07,534 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-09-29 15:00:07,537 INFO L158 Benchmark]: Toolchain (without parser) took 5253.67ms. Allocated memory was 173.0MB in the beginning and 210.8MB in the end (delta: 37.7MB). Free memory was 133.0MB in the beginning and 171.8MB in the end (delta: -38.7MB). Peak memory consumption was 1.6MB. Max. memory is 8.0GB. [2022-09-29 15:00:07,537 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 173.0MB. Free memory is still 134.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 15:00:07,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.67ms. Allocated memory is still 173.0MB. Free memory was 133.0MB in the beginning and 131.5MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-09-29 15:00:07,538 INFO L158 Benchmark]: Boogie Preprocessor took 13.85ms. Allocated memory is still 173.0MB. Free memory was 131.5MB in the beginning and 130.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-09-29 15:00:07,538 INFO L158 Benchmark]: RCFGBuilder took 242.72ms. Allocated memory is still 173.0MB. Free memory was 130.3MB in the beginning and 121.2MB in the end (delta: 9.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-09-29 15:00:07,538 INFO L158 Benchmark]: BuchiAutomizer took 4960.53ms. Allocated memory was 173.0MB in the beginning and 210.8MB in the end (delta: 37.7MB). Free memory was 121.0MB in the beginning and 171.8MB in the end (delta: -50.7MB). There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 15:00:07,539 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 0.16ms. Allocated memory is still 173.0MB. Free memory is still 134.2MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 32.67ms. Allocated memory is still 173.0MB. Free memory was 133.0MB in the beginning and 131.5MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 13.85ms. Allocated memory is still 173.0MB. Free memory was 131.5MB in the beginning and 130.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 242.72ms. Allocated memory is still 173.0MB. Free memory was 130.3MB in the beginning and 121.2MB in the end (delta: 9.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * BuchiAutomizer took 4960.53ms. Allocated memory was 173.0MB in the beginning and 210.8MB in the end (delta: 37.7MB). Free memory was 121.0MB in the beginning and 171.8MB in the end (delta: -50.7MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (0 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -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. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.7s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 408 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 126 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 122 mSDsluCounter, 36 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 33 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 154 IncrementalHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 26 mSDtfsCounter, 154 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital63 mio100 ax100 hnf100 lsp118 ukn53 mio100 lsp94 div100 bol100 ite100 ukn100 eq154 hnf94 smp100 dnf128 smp83 tf100 neg98 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 78ms VariablesStem: 1 VariablesLoop: 0 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: 0.6s, 49 PlacesBefore, 32 PlacesAfterwards, 42 TransitionsBefore, 23 TransitionsAfterwards, 828 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 17 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 2 ChoiceCompositions, 21 TotalNumberOfCompositions, 696 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 639, positive: 634, positive conditional: 0, positive unconditional: 634, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 457, positive: 452, positive conditional: 0, positive unconditional: 452, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 457, positive: 448, positive conditional: 0, positive unconditional: 448, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 639, positive: 182, positive conditional: 0, positive unconditional: 182, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 457, unknown conditional: 0, unknown unconditional: 457] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 48, Positive conditional cache size: 0, Positive unconditional cache size: 48, 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 15:00:07,558 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 15:00:07,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-09-29 15:00:07,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...